REVISION 0 OCT. 1998 QY8-1360-000 COPYRIGHT 1998 CANON INC. CANON BJC-7100 1098 AB 5.
1098 AB 5.
Target Readers This manual is published by Canon Inc. for qualified persons and contains the necessary technical information for technical theory, installation, maintenance, and repair of products. This manual covers all localities where the products are sold. For this reason, it may contain information that does not apply to your locality. Revisions This manual may include technical inaccuracies or typographical errors due to improvements or changes in the products.
I. ABOUT THIS MANUAL This manual is divided into five parts containing the information required for servicing the BJC7100 printer. Part 1: Safety and Precautions This part contains information on how to service the unit safely. It is very important, and must be read. Part 2: Product Specifications This part outlines the product and its specifications. Part 3: Operating Instructions This part explains how to operate the unit properly, how it is installed, and how to use the service mode.
II. TABLE OF CONTENTS Part 1: SAFETY AND PRECAUTIONS Page 1- 1 1- 1 1- 2 1- 3 1- 3 1- 4 1- 5 1- 6 1- 7 1- 7 1- 7 1- 7 1- 8 1- 8 1- 9 1- 9 1- 9 1- 9 1 -10 1 -10 1 -10 1 -11 1 -11 1 -12 1 -12 1 -13 1 -13 1 -14 1 -15 1 -15 1 -15 1 -15 1. SAFETY PRECAUTIONS 1.1 Moving Parts 1.2 Front Cover 1.3 Ink Stains 1.3.1 Ink path 1.3.2 Ink mist 1.4 Live Parts 1.5 BJ Cartridge Metal Plate 2. MACHINE PRECAUTIONS 2.1 BJ Cartridge Handling 2.1.1 Unpacking the BJ cartridge 2.1.2 BJ cartridge protection 2.1.3 Power on/off 2.
Page 2 -11 2 -12 2.2.2 Printing range 2.3 Interface Specifications Part 3: OPERATING INSTRUCTIONS 3- 1 3- 1 3- 2 3- 3 3- 3 3- 3 3- 4 3- 6 3- 7 3- 8 3- 8 3- 8 3- 9 3 -10 3 -12 3 -12 3 -13 3 -14 3 -14 3 -14 3 -15 3 -16 3 -17 3 -17 3 -18 3 -19 3 -19 3 -20 3 -20 3 -21 3 -22 3 -22 3 -23 3 -23 3 -24 1. PRINTER SETUP 1.1 Unpacking 1.2 Installation Location 1.3 Installation 1.3.1 Connecting the interface cable 1.3.2 Connecting the power supply 1.3.3 Installing the BJ cartridge 1.3.4 Replacing the ink tanks 1.3.
Page 4- 8 4- 9 4- 9 4- 9 4- 9 4 -10 4 -11 4 -11 4 -11 4 -11 4 -11 4 -12 4 -13 4 -13 4 -14 4 -15 4 -15 4 -19 4 -21 4 -22 4 -24 4 -28 4 -29 4 -29 4 -30 4 -33 4 -33 4 -34 4 -36 4 -36 4 -38 4 -39 4 -39 4 -40 4 -40 4 -41 4 -45 4 -45 4 -45 4 -46 4 -46 4 -48 4 -48 4 -48 4 -48 2.2 Print Modes 2.2.1 Plain paper optimized printing mode (P-POP) 2.2.2 Economy print mode (Draft mode) 2.2.3 Standard mode 2.2.4 High quality and fine mode 2.2.5 Print mode settings 2.3 Smoothing Function 2.4 Print Optimization Controls 2.
Page 5- 2 5- 3 5- 4 5- 4 5- 4 5- 4 5- 4 5- 5 5- 5 5- 5 5- 6 5- 7 5- 8 5- 8 5- 8 5- 8 5 -13 5 -13 5 -13 5 -13 5 -14 5 -14 5 -16 5 -37 5 -37 5 -39 5 -44 5 -44 5 -44 5 -45 5 -47 5 -47 2.1 List of Tools 3. APPLYING GREASE 4. DISASSEMBLY AND REASSEMBLY 4.1 Disassembly and Reassembly 4.2 Notes on Disassembly and Reassembly 4.2.1 Main cover 4.2.2 Carriage unit 4.2.3 Bearings at ends of support shaft 4.2.4 Purge unit and bottom case assembly 4.2.5 Securing idler pulley assembly screw 4.3 Waste Ink Absorbers 4.
III.
Page 3 -18 3 -20 3 -22 3 -23 Figure Figure Figure Figure 4- 1 4- 2 4- 3 4- 5 4- 6 4- 6 4- 7 4- 7 4- 9 4 -10 4 -11 4 -13 4 -15 4 -16 4 -17 4 -19 4 -19 4 -20 4 -21 4 -22 4 -24 4 -25 4 -32 4 -33 4 -35 4 -36 4 -37 4 -38 4 -39 4 -40 4 -43 4 -44 4 -45 4 -46 Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure 55555555555- Figu
Page 5 -10 5 -10 5 -11 5 -12 5 -37 5 -39 5 -44 5 -44 5 -45 5 -45 Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure 5 -12 5 -13 5 -14 5 -15 5 -16 5 -17 5 -18 5 -19 5 -20 5 -21 Thickness Gauge Setting Check the Head Gap Adjust the Head Gap 1 Adjust the Head Gap 2 Logic Board Carriage Board Logic Board (Face) Component Board (Back) Carriage Board (Face) Carriage Board (Back) VIII
IV.
Part 1 SAFETY AND PRECAUTIONS Page 1- 1 1- 1 1- 2 1- 3 1- 5 1- 6 1- 7 1- 7 1- 9 1 -10 1 -12 1 -12 1 -13 1 -13 1 -14 1 -15 1 -15 1. SAFETY PRECAUTIONS 1.1 Moving Parts 1.2 Front Cover 1.3 Ink Stains 1.4 Live Parts 1.5 BJ Cartridge Metal Plate 2. MACHINE PRECAUTIONS 2.1 BJ Cartridge Handling 2.2 Ink Tank Handling 2.3 Printer Handling 3. NOTES ON SERVICING 3.1 EEPROM Data 3.2 Service Mode of Printer Driver 3.3 Protecting the Power Supply 3.4 Static Electricity 3.5 Disassembly and Assembly 3.
Part 1: Safety and Precautions BJC-7100 1. SAFETY PRECAUTIONS 1.1 Moving Parts Be careful not to let your fingers, hair, clothing, accessories, etc., become caught up in the moving parts of the printer. There are moving parts associated with the carriage motor and paper feed motor. Carriage motor Carriage belt, idler pulleys, and carriage Paper feed motor Paper feed roller, pressure rollers, spurs, pick-up roller, slow down gear, paper output guide, and purge unit.
Part 1: Safety and Precautions BJC-7100 1.2 Front Cover Hold the front part of the front cover to open and close the cover. Be careful not to pinch your fingers between the front and main cover when closing the front cover.
Part 1: Safety and Precautions BJC-7100 1.3 Ink Stains 1.3.1 Ink path Be careful not to touch the ink path as it may stain your hands, clothes, printer, work table etc., during servicing. The ink path consists of the BJ cartridge nozzles, head cap, waste ink tube, head wiper, cleaner unit, maintenance jet receiving section, and waste ink absorber. CAUTION Although the ink and ink optimizer for plain paper are not harmful to the human body, they contain organic solvents indicated on the package.
Part 1: Safety and Precautions BJC-7100 The joints and ink outlets of the respective ink tanks of the photo BJ cartridge [BC62e Photo] and color BJ cartridge [BC-61] are also part of the ink path and must be handled with care. Unless absolutely necessary, do not remove the ink tanks from a BJ cartridge, since air may enter the ink path and have a negative effect on print quality.
Part 1: Safety and Precautions BJC-7100 1.4 Live Parts When the plug of the printer's AC adapter is plugged into a live power outlet, the power supply unit of the printer is live regardless of the power being set to ON or OFF using the POWER button. Be careful not to get on electric shock if you are checking the printer operation with the covers off. CAUTION Do not attempt to dismantle the AC adapter. The mains AC voltage is supplied to the primary side of the AC adapter.
Part 1: Safety and Precautions BJC-7100 1.5 BJ Cartridge Metal Plate Do not touch the BJ cartridge's metal plate as it may be very hot. The metal plate heats up during printing and becomes particularly hot during heavy duty printing. CAUTION Danger! High Temperature! Do not touch. Metal Plate Figure 1-7 BJ Cartridge Metal Plate The printer has the following protective mechanisms to detect overheating: 1.
Part 1: Safety and Precautions BJC-7100 2. MACHINE PRECAUTIONS 2.1 BJ Cartridge Handling 2.1.1 Unpacking the BJ cartridge Do not unpack the BJ cartridge until you are ready to use it. Before installing the BJ cartridge in the printer, remove the cap protecting the nozzles and gently peel off the protective tape. Do not attempt to reuse the cap or the tape after they have been removed, as doing so may cause faulty printing.
Part 1: Safety and Precautions BC-60 BJC-7100 BC-61 BC-62e Photo Ink Outlets Ink Outlets Joints Joints Figure 1-9 BJ Cartridges 2.1.3 Power on/off When the printer is turned off with the POWER button, the printer automatically caps the BJ cartridge's nozzles for protection and to prevent ink leakage. If the AC adapter is unplugged before the printer is turned off with the POWER button, the nozzles may not be capped.
Part 1: Safety and Precautions BJC-7100 2.1.5 Ink electroconductivity The ink used in the BJ cartridge can conduct electricity. If any ink leaks into the printer's mechanical parts, use paper towels, etc., to wipe clean. If the ink leaks onto the printer's electrical components, use tissue paper, etc., to wipe clean. If the ink gets to the IC chips on the PCB, or if it is too difficult to thoroughly clean off the ink, replace the respective parts.
Part 1: Safety and Precautions BJC-7100 2.3 Printer Handling 2.3.1 Spurs Take care not to bend the tips of the spurs. The spurs that transport and eject the paper after printing are very small and can easily be deformed. If a spur is deformed, its contacting surface with the printed paper increases, creating a dotted line. Double Spurs Spur Cleaner Spurs Figure 1-12 Spurs 2.3.
Part 1: Safety and Precautions BJC-7100 2.3.3 Ink leakage and dry-out Make sure a BJ cartridge is installed before turning off the power, using the POWER button. When you turn off the printer using the POWER button, the printer automatically performs the following operations: Cleaning Any ink left in the purge unit or in the nozzles of the BJ cartridge is removed. Capping To prevent ink dry-out, the BJ cartridge's nozzles are capped automatically and the carriage is locked in position.
Part 1: Safety and Precautions BJC-7100 3. NOTES ON SERVICING 3.1 EEPROM Data The printer stores the function settings and keeps track of various information including the total sheets printed, the number of cartridge replacements, the total waste ink amount, and the head position adjustment values. The data is stored in the EEPROM on the logic board. Note the following precautions during servicing: 1) Before servicing You can check the EEPROM data with a test print.
Part 1: Safety and Precautions BJC-7100 3.2 Service Mode of Printer Driver There are certain printer driver control functions, described below, that are, in principle, hidden from the end user. These service mode functions, which must be used with caution, are provided for service purposes only. See "Part 3: 3.3.2 Service mode of printer driver" (page 3-18) for details. 3.
Part 1: Safety and Precautions BJC-7100 3.4 Static Electricity The electrostatic charge accumulated in clothing can damage electrical components and alter their electrical characteristics. Before disassembling the printer to service it, use a wriststrap or other grounded metal object to discharge the static electricity.
Part 1: Safety and Precautions BJC-7100 3.5 Disassembly and Assembly 3.5.1 Parts that cannot be disassembled Do not disassemble the ribbon cable to the head on the carriage unit. The position in relation to the contacts with the BJ cartridge is factory adjusted, and cannot be readjusted during printer servicing. In addition, do not attempt to disassemble the AC adapter, BJ cartridge, or ink tanks.
Part 1: Safety and Precautions BJC-7100 This page intentionally left blank 1-16
Part 2 PRODUCT SPECIFICATIONS Page 2- 1 2- 1 2- 2 2- 3 2- 6 2- 6 2- 7 2- 7 2 -10 2 -12 1. PRODUCT OUTLINE 1.1 Outline 1.2 Features 1.3 BJ Cartridge 1.4 SB-60 BJ Cartridge Container 1.5 Consumables 2. SPECIFICATIONS 2.1 General Specifications 2.2 Paper Specifications 2.
Part 2: Product Specifications BJC-7100 1. PRODUCT OUTLINE 1.1 Outline The BJC-7100 is a personal desktop color bubble-jet printer that uses a new 600dpi BJ cartridge and technology to achieve outstanding print quality and photographic realism. The printing process uses an ink optimizer to enable water resistance printing on plain paper. The BJC-7100 printer uses new accurate photo BJ cartridge BC-62e Photo and new paper eject mechanisum to achieve high speed printing with high quality print.
Part 2: Product Specifications BJC-7100 1.2 Features 1. The new 600dpi BJ cartridge provides high-resolution printing at up to 1200 (H) × 600 (V) dpi when using the exclusive printer driver. There are three types of new BJ cartridge: BC-60, BC-62e Photo, and BC-61. (Note that the BJ cartridge configuration differs according to the country.) 2. The printer is equipped with two BJ cartridges.
Part 2: Product Specifications BJC-7100 1.3 BJ Cartridge 1.3.1 Black BJ cartridge (BC-60) The BC-60 BJ cartridge is used for monochrome printing and for printing using the ink optimizer. It is a head and ink tank integrated type, disposable BJ cartridge consisting of a unified BJ head and ink tanks for black ink and ink optimizer. There are two parallel BJ heads, each with 304 nozzles. One head supplies ink while the other supplies the ink optimizer.
Part 2: Product Specifications BJC-7100 1.3.2 Photo BJ cartridge (BC-62e Photo) The BJ head for the BC-62e Photo has been modified to considerably improve the ink jet emission precision. The BC-62e Photo BJ cartridge is used for photo-realism (super photo mode) (when printing photographs with substantial numbers of half-tones and light colors). The cartridge consists of a main unit that separates the BJ heads, and disposable ink tanks (BCI-62 photo). There are two parallel BJ heads, each with 240 nozzles.
Part 2: Product Specifications BJC-7100 1.3.3 Color BJ cartridge (BC-61) The BC-61 BJ cartridge is used for color printing (denser colors and filling larger areas with color). The cartridge consists of a main unit that separates the BJ heads, and disposable ink tanks (BCI-61 Color). The BJ head has 240 nozzles supplying the color inks. There are three vertical rows of 80 nozzles each for yellow, magenta, and cyan. The 3 ink tanks are integrated.
Part 2: Product Specifications BJC-7100 1.4 SB-60 BJ Cartridge Container The SB-60 cartridge container is for storing the BC-62e Photo or BC-61 BJ cartridge— whichever is not currently being used. The SB-60 cartridge container is supplied with the printer, and can also be bought as optional equipment. After placing a cartridge in the holder, be sure to close the lid securely. Failure to do so may result in the nozzles clogging due to dried ink.
Part 2: Product Specifications BJC-7100 2. SPECIFICATIONS 2.1 General Specifications 1. Type Desktop serial color bubblejet printer 2. Operating mode Canon extended mode 3. Print resolution 1200 (H) × 600 (V) dpi max. 4. Printing speed Burst (BC-60 monochrome) HQ: 480cps, HS: 720cps Throughput Monochrome printing: HQ: Approx. 5.8ppm, HS: Approx. 7.6ppm Color printing: HQ: Approx. 0.5 to 2.1ppm, HS: Approx. 1.3 to 4.4ppm, FINE: Approx. 0.26 to 0.
Part 2: Product Specifications BJC-7100 13. Paper Feeding method ASF and manual feed: Plain paper, high-resolution paper, envelopes, transparencies, back print film, glossy photo paper, fabric sheets, high-gloss photo film and T-shirts transfer Manual feed only: Other papers 14. Sheet feeder capacity Plain paper: 130 max. High-resolution paper: 100 max. Envelopes: 15 max. Transparencies: 30 max. Back print film: 10 max. Glossy photo card: 10 max.
Part 2: Product Specifications BJC-7100 Color BJ cartridge BC-61 Nozzles: One row of 80 nozzles × 3 colors Ink colors: Yellow, magenta, and cyan Service life: Approx. 275 pages per tank (when printing standard color pattern at 7.5% duty per color) Head service life: Approx. 2000 pages (when printing standard color pattern at 7.5% duty per color) 17. Acoustic noise level Approx. 48dB (based on ISO9296 sound pressure level) 18.
Part 2: Product Specifications BJC-7100 2.2 Paper Specifications 2.2.
Part 2: Product Specifications BJC-7100 2.2.2 Printing range A4, A5 and B5 Sizes Letter (LTR) and Legal (LGL) Sizes (1) 12.0mm 3mm (1) 12.0mm 3mm (2) 21.0mm (2) 21.0mm (1) 22.6mm 7.0mm (2) 21.6mm 3.4mm 3.4mm (1) 22.6mm 7.0mm (2) 21.6mm 6.4mm A4+and Letter (LTR+) Sizes 6.4mm Fabric Sheets 29.3mm 25.4mm 28.0mm 5.1mm 43.6mm A4+ 5.9mm Letter+ 5.1mm 31.4mm 6.4mm Envelopes (1) 12.0mm 3.0mm (2) 21.
Part 2: Product Specifications BJC-7100 2.3 Interface Specifications 1) Interface type Bidirectional parallel interface (IEEE1284 compatible) 2) Signal level Input TTL level: Input signals other than to data bus "Low" level: +0.0V to +0.6V "High" level: +2.4V to +5.0V TTL level: Data bus "Low" level: +0.0V to +0.8V "High" level: +2.2V to +5.0V Output "Low" level: +0.0V to +0.4V "High" level: +2.4V to +5.25V 3) IO Each signal is pulled up to +5V. 4) Interface cable Material: AWG No.
Part 2: Product Specifications BJC-7100 TABLE 2-4 IO SIGNALS IN NIBBLE MODE Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Signal Symbol on Circuit Diagram HostClk [STROBE] Data 1 [DATA 1] Data 2 [DATA 2] Data 3 [DATA 3] Data 4 [DATA 4] Data 5 [DATA 5] Data 6 [DATA 6] Data 7 [DATA 7] Data 8 [DATA 8] PtrClk [ACK] PtrBusy [BUSY] AckDataReq [PE] Xflag [SELECT] [AFXT] HostBusy 1 [N.C.] N.C.* Gnd [GND] Gnd [GND] Vcc [Peripheral Logic High] I/O Pin No.
Part 2: Product Specifications BJC-7100 7) Description of input/output signals Compatible Mode Data Strobe [Input] This signal is used to read DATA1 to DATA8. The signal becomes valid after the BUSY signal goes Low and the printer outputs an ACKNLG signal. This signal is normally High. After it goes Low, the printer receives data. When the signal remains Low, the printer does not operate until it goes High. Data1 to 8 [Input] The printer receives data with the DATA STROBE signal.
Part 2: Product Specifications BJC-7100 Init [Input] When it changes to Low, this signal sets the printer in the BUSY state, then resets the printer by changing from Low to High. The pules width of this signal is requiired longer than 5 micro seconds. On completion of initialization, the head retreats to the home position and the default print mode is selected.
Part 2: Product Specifications BJC-7100 Host Busy [Input] Indicates that the host is ready to receive the data from the printer by making the Host Busy signal Low in the reverse data transmission phase. After that, it goes High when data is received from the printer to verify receiving data. This signal changes to High in response to the PtrClk (ACKING) signal changing to Low to change to the reverse data transmission phase. Init This signal is not used in nibble mode.
Part 2: Product Specifications BJC-7100 Ack Reverse [Output] This signal remains High when data is sent from the host computer to the printer. It remains Low in the reverse data transmission phase. When switching from the forward to reverse data transmission phase, this signal changes to Low, to indicate that a request to switch modes has been received, in response to the fall of the Reverse Request (INIT) signal, which is sent by the host computer to request the switch.
Part 2: Product Specifications BJC-7100 0.5µs 0.5µs 0.5µs Min. Min. Min. Data 1-8 STROBE Min.0.
Part 3 OPERATING INSTRUCTIONS Page 3- 1 3- 1 3- 2 3- 3 3- 8 3- 9 3 -10 3 -12 3 -12 3 -13 3 -14 3 -14 3 -16 3 -17 3 -19 3 -19 3 -20 3 -20 3 -21 1. PRINTER SETUP 1.1 Unpacking 1.2 Installation Location 1.3 Installation 1.4 Turning Printer Power On and Off 1.5 Loading Printer Paper 1.6 Names of Parts and Their Functions 2. TRANSPORTING THE PRINTER 2.1 Transporting the Printer 2.2 Manual Capping 3. PRINTER SERVICING FUNCTIONS 3.1 Error Indications 3.2 Warning Indications 3.3 Function Settings 3.4 EEPROM 3.
Part 3: Operating Instructions BJC-7100 1. PRINTER SETUP 1.
Part 3: Operating Instructions BJC-7100 1.2 Installation Location To ensure optimum performance, install the printer where there is adequate space. It is also important that you install the printer where the vibration caused by the carriage movements will not cause problems. The figure illustrates the printer dimensions. Approx. 300mm Max. Approx. 600mm Max.
Part 3: Operating Instructions BJC-7100 1.3 Installation Set up the printer as follows. 1.3.1 Connecting the interface cable 1) Make sure both the printer and host PC are OFF. 2) Connect the interface cable to the interface connector on the printer. Lock the connector clips. 3) Connect the other end of the interface cable to the host PC. 1. Connect the cable to the printer 2. Connect the cable to the computer Figure 3-3 Connecting the Interface Cable 1.3.
Part 3: Operating Instructions BJC-7100 1.3.3 Installing the BJ cartridge 1) Removing the BJ cartridge protectors Remove the BJ cartridge from the package, then remove the cap and tape on the nozzles, as shown in the figure. Head Cap Protective Tape Figure 3-5 Removing Cap and Tape from BJ Cartridge Do not reuse the cap and tape. It can clog the nozzles or mix the ink colors.
Part 3: Operating Instructions BJC-7100 3) Aligning the print heads Because two BJ cartridges are installed in the printer, differences in how they are secured and in the cartridges themselves can shift the way ink is ejected onto the paper. To even out any differences and ensure satisfactory print quality, follow the procedure below for adjusting the relative positions of the print heads after completing the setup procedure on the PC.
Part 3: Operating Instructions BJC-7100 1.3.4 Replacing the ink tanks You can replace the ink tanks of the BC-61 and BC-62e Photo BJ cartridges (not the BC-60 BJ cartridge). Replace the ink tanks as described below. 1) When to replace the ink tank Replace the ink tank in any of the following cases: the ink runs out, the ink tank is out of its package for over six months, and the printing quality does not improve even after the head is cleaned.
Part 3: Operating Instructions BJC-7100 1.3.5 Cartridge container [SB-60] The printer is supplied with a container for storing the BC-61 or BC-62e Photo BJ cartridges for users who are using both the BC-61 and BC-62e Photo. (Note that the BC-60 cannot be stored in the container.) When the BC-61 is installed in the printer, the BC-62e Photo is stored in the container, and vice versa. The container can be mounted on the back of the printer.
Part 3: Operating Instructions BJC-7100 1.4 Turning Printer Power On and Off 1.4.1 Turning the power on When the printer is connected to a power supply, press the POWER button to turn it ON. The beeper sounds once and the printer initializes itself. If no BJ cartridge has been installed, the POWER indicator blinks to show that the printer is waiting for the cartridge to be installed.
Part 3: Operating Instructions BJC-7100 1.5 Loading Printer Paper To obtain optimum print quality, either use the auto sheet feeder or the manual feed on the back of the printer, depending on the type of print paper you are using. Because this printer automatically adjusts the platen-head gap according to the paper being used, there are no paper selection or head gap levers. Note that the paper rest can also be extended to support larger paper sizes.
Part 3: Operating Instructions BJC-7100 1.6 Names of Parts and Their Functions The different parts of the printer and their functions are shown below. FRONT Paper Rest Supprots the stack of paper loaded in the sheet feeder. Sheet Feeder Print paper is loaded in the sheet feeder. Note that the sheet feeder capacity deffers according to the type of paper loaded.
Part 3: Operating Instructions BJC-7100 INSIDE REPLACE Button The REPLACE button moves the carriage from the cartridge replacement position to the home position or vice versa. BACK Parallel Interface Connector Connects the parallel interface to the PC. Manual Feed Slot Insert sheets through this slot when manually feeding paper. Lightly support the paper while feeding it straight into this slot.
Part 3: Operating Instructions BJC-7100 2. TRANSPORTING THE PRINTER When carrying or transporting the printer, keep the BJ cartridge installed in the printer or stored in the cartridge container. This prevents the ink from leaking and drying out in the nozzles. Also when both BC-61 and BC-62e Photo are in use, keep one cartridge installed in the printer and the other in the container. 2.
Part 3: Operating Instructions BJC-7100 2.2 Manual Capping The BJ cartridges of the BJC-7100 printer can be capped manually only by service personal. 1) Insert a tweezers into the hole for manual capping positioning and rotate the gears slowly counterclockwise. 2) When the cap and carriage lock lever are in the lowest position, slowly move the carriage to the capping position. * 3) Next, use the tweezers to slowly rotate the gears counterclockwise.
Part 3: Operating Instructions BJC-7100 3. PRINTER SERVICING FUNCTIONS 3.1 Error Indications The indicators in combination with the beeper indicate the nature of any error. There are two types of errors: operator call errors, which can be corrected by the user, and service call errors, which cannot be corrected by the user. The indicators show which type of error has occurred.
Part 3: Operating Instructions BJC-7100 3.1.2 Service calls In the case of service calls, "service personnel call error messages" are displayed on the host computer’s screen via the printer driver, and you can check the details of the error as shown in the table below by the number of times that the beeper on the main unit sounds. If a service call occurs, refer to "Part 5: 6. TROUBLESHOOTING" (page 5-13).
Part 3: Operating Instructions BJC-7100 3.2 Warning Indications The printer warns the operator of less serious error states by printing out messages and sounding the beeper. Printing is not forcibly stopped while warnings are displayed. BJ cartridge mismatch warning If you select the photo ink system using the printer driver controls and start printing with a color BJ cartridge [BC-61] installed, the printer functions as described below.
Part 3: Operating Instructions BJC-7100 3.3 Function Settings This printer has no function selector for setting functions. Use the Windows driver to make the respective settings. For details, see the Windows Driver Guide included with the printer. 3.3.1 Items set by control function Procedure 1) Open the printer driver control dialog box. 2) Select "Custom Setting" to open the custom setting dialog box. 3) Change the parameter of the appropriate setting.
Part 3: Operating Instructions BJC-7100 3.3.2 Service mode of printer driver There are certain printer driver control functions as service mode. These service mode functions, which must be used with caution, are provided for service purposes only. Procedure 1) Open the printer driver control dialog box. 2) Select "Custom Setting" while pressing down the shift key to open the custom setting dialog box. The dialog box contains the normal and service mode control settings.
Part 3: Operating Instructions BJC-7100 3.4 EEPROM The EEPROM stores data such as the total page count, BJ cartridge installation/removal count, total waste ink amount, and customsettings. The page count and waste ink amount indicate the frequency with which the printer is used. The EEPROM must be reset when the logic board, EEPROM, or waste ink absorbers are replaced. See "Part 5: 4.3 Waste Ink Absorbers" (page 5-6) for details of replacing the waste ink absorbers. 3.
Part 3: Operating Instructions BJC-7100 3.6 Test Printout This printer has a built-in self-test function that can be executed without any connection to a computer. With the power off, press and hold the POWER button until the beeper has sounded twice. Release the POWER button to start the test print. If you print the nozzle check pattern on plain paper, you will not be able to check the printing of the ink optimizer, which is semi-transparent.
Part 3: Operating Instructions BJC-7100 3.8 Service Mode Use the control buttons to select printer service mode. In Service Mode, you can, in addition to resetting the EEPROM data, execute the functions shown in Table 3-4. 1) While holding down the RESUME button, press the POWER button to turn on the printer. 2) Holding down the POWER button, press the RESUME button twice before the printer completes its initialization sequence (while the POWER indicator is blinking).
Part 3: Operating Instructions BJC-7100 3.8.1 Final factory test pattern Print out printing pattern as Figure 3-21. See that "BJC-7100 Vx.xxx" is printed at left top on the final factory test pattern. "BJ F800 Vx.xxx" is printed if the machine is set as model for Japan. 1) Enter to a service mode. See "3.8 Service Mode" (page 3-20). 2) Press the RESUME button once (ERROR indicator turns on). 3) Press the POWER button to print the final factory test pattern.
Part 3: Operating Instructions BJC-7100 3.8.3 Printing EEPROM data You can use the following self-print test to check the data recorded in the EEPROM. Printing EEPROM Data 1) Enter to a service mode. See "Part 3: 3.8 Service Mode" (page 3-21). 2) Press the RESUME button four times. (The ERROR indicator turns off.) 3) Press the POWER button to print the EEPROM data on completion of the printer initialization sequence. All EEPROM data is printed in hexadecimal dump format.
Part 3: Operating Instructions BJC-7100 3.8.5 Other Function The following functions are provided in addition to the functions described above. These functions are for carrying out special tests, and are not used during normal servicing. They are described here for reference only. 1. Print Durability pattern for plain paper This function continuously prints patterns one sheet at a time for checking the head alignment accuracy, skew feed and overall scaling on plain paper. 2.
Part 4 TECHNICAL REFERENCE Page 4- 1 4- 1 4- 2 4- 3 4- 4 4- 5 4- 6 4- 6 4- 8 4 -11 4 -11 4 -12 4 -13 4 -13 4 -15 4 -29 4 -33 4 -36 4 -39 4 -39 4 -40 4 -45 4 -46 4 -46 4 -48 1. OVERVIEW 1.1 Printer Block Diagram 1.2 Initial Flowchart 1.3 Print Signal Sequence 1.4 BJ Cartridge Drive 1.5 Power-Off Sequence Flowchart 2. FIRMWARE 2.1 Interface 2.2 Print Modes 2.3 Smoothing Function 2.4 Print Optimization Controls 2.5 Head Overheat Protection 3. PRINTER'S MECHANICAL SYSTEM 3.1 Overview 3.2 BJ Cartridge 3.
Part 4: Technical Reference BJC-7100 1. OVERVIEW 1.1 Printer Block Diagram Paper Feed Motor Carriage Motor Purge Unit • Purge Sensor Carriage (left) Carriage (right) • Black BJ Cartridge • Home Position Sensor CNLF CNHED 1 • Color/Photo BJ Cartridge • Ink-out Detection Circuit CNHED 2 CNPGS Carriage Motor Driver Vcc (+5VDC) VH (+20VDC) CNIF AC Adapter CNPWR Paper Feed Motor Driver CNCR Printer Controller MPU VM (+27.
Part 4: Technical Reference BJC-7100 1.2 Initial Flowchart The following flowchart shows the steps in the initialization sequence that takes place when the power is turned on and before the printer enters the online state. Start A Connect power cable of AC adaptor to wall outlet. (Hard power ON) Paper output operation ROM check RAM check EEPROM check OK? No Yes Paper-out/paper-jam error Waste ink check Turn power ON.
Part 4: Technical Reference BJC-7100 1.3 Print Signal Sequence The following describes the sequence of signals from the time the host PC sends the print signals to the printer up to the point at which printing is performed. a) The host PC sends print signals to the printer. The print signals consist of print data and control commands. b) The printer controller receives the print signals and temporarily stores them in the DRAM receive buffer.
Part 4: Technical Reference BJC-7100 1.4 BJ Cartridge Drive The BJ cartridges are driven according to the print data and control signals output by the logic board. The control signals determine the timing with which ink is ejected from the nozzles in the BJ heads and the amount of ink. These are optimized by the printer controller according to the conditions shown bellow. The control signals also stabilize the amount of ink by keeping the BJ heads at the optimum temperature.
Part 4: Technical Reference BJC-7100 1.5 Power-Off Sequence Flowchart The following flowchart indicates the steps in the sequence between turning the printer power off by pressing the POWER button until the printer stops. Soft power-off by pressing the POWER button or using the printer driver control sheet. * POWER button pressed while replacing BJ cartridge or ink tank. OR Print left 10 min. or more in BJ cartridge replacement position. POWER indicator blinks. POWER indicator blinks.
Part 4: Technical Reference BJC-7100 2. FIRMWARE 2.1 Interface The printer is equipped with an IEEE1284-compatible bidirectional parallel interface. This interface supports compatible mode, nibble mode, and ECP mode. Compatible Mode: In compatible mode, signals are sent in one direction only, from the host PC to the printer, as with the standard Centronics interface. This is the default mode when the printer is turned on.
Part 4: Technical Reference BJC-7100 2.1.2 Nibble mode In nibble mode, 8-bit data is sent from the printer to the host PC in two 4-bit blocks. The printer lowers the DataAvail signal when it is ready to send data to the host PC. After confirming the fall in the HostBusy signal, the printer prepares 8 bits of data and outputs the low 4 bits on the control signal line on the fall in the PtrClk signal. When the PtrClk signal drops, the host PC fetches the data and raises the HostBusy and PtrClk signals.
Part 4: Technical Reference BJC-7100 2.2 Print Modes The printer selects the carriage operation and bubblejet drive method on the basis of the media and print quality selected by the driver, and the print data that is received from the host PC. This enables the printer to achieve optimum print quality, free of smears and fragmentation. To improve the quality of images, the printer is designed to print the data using multiple passes of the carriage.
Part 4: Technical Reference BJC-7100 2.2.1 Plain paper optimized printing mode (P-POP) Only when you select plain paper (in other than draft mode) using the printer driver, the BJC-7100 ejects ink optimizer from the BC-60's ink optimizer head. The printer jets the ink optimizer onto the plain paper, followed by the normal ink to minimize smearing and improve the ink's water resistance. 2.2.2 Economy print mode (Draft mode) Economy print mode is the fastest print mode of the BJC-7100.
Part 4: Technical Reference BJC-7100 2.2.5 Print mode settings The following table shows the default print mode settings in the printer driver. Select the Print Mode parameters to change the settings.
Part 4: Technical Reference BJC-7100 Figure 4-11 Print Mode Detail Quality Sheet (Sample) 2.3 Smoothing Function The BJC-7100 has two methods of smoothing black print data. The printer driver can convert 600 × 600dpi data into data equivalent to 1200dpi (h) × 600dpi (v). The printer itself can also convert 300 × 300dpi data into data equivalent to 600 × 600dpi. 2.4 Print Optimization Controls 2.4.1 Power monitor When, due to high-duty printing, etc.
Part 4: Technical Reference BJC-7100 2.5 Head Overheat Protection If the temperature of the print heads of the BJ cartridges is allowed to rise beyond a set temperature, not only is there a risk of burns in the event that the heads are touched, but it becomes increasingly difficult to achieve optimum print quality. The printer is therefore equipped with an overheat protection function that uses thermal sensors in the heads to prevent the temperature rising above the set temperature.
Part 4: Technical Reference BJC-7100 3. PRINTER'S MECHANICAL SYSTEM 3.1 Overview This section provides an overview of the printer's mechanical system.
Part 4: Technical Reference BJC-7100 3.1.1 Structure of printer's mechanical system 1) BJ Cartridge/Ink Tank The printer is shipped with the BC-60 BJ cartridge, which contains black ink and ink optimizer, and the BC-62e Photo BJ cartridge, which contains three color inks and three photo inks. The BC-61 color BJ cartridge which contains three color inks may be shipped instead of the BC-62e Photo.
Part 4: Technical Reference BJC-7100 3.2 BJ Cartridge 3.2.1 BJ cartridge structure 1) BC-60 In the BC-60, the BJ head is unified with the ink tank. Cartridge Label Air Paths Cartridge Cover Ink Sponge (Ink Optimizer) Ink Sponge (Black Ink) Ink Filters Ink Pipes Cartridge Body Head Packing BJ Head Unit Head Clip Screws Figure 4-13 Structure of BC-60 Cartridge body The cartridge body houses the ink sponges and is the base for the BJ head unit.
Part 4: Technical Reference BJC-7100 BJ head unit The BJ head unit receives the ink from the ink pipes and ejects the ink at the print media according to the print signals from the signal contacts. Head clip/Screws The BJ head unit is fastened to the cartridge body using head clip and screws. Head packing The head packing ensures that the ink pipes and BJ head unit are in close contact to prevent ink leaking.
Part 4: Technical Reference BJC-7100 BC-62e Photo Tank Label Air Paths Ink Filter Tank Cover Tank Packing Ink Sponges Cyan Cartridge Body Magenta Yellow Ink Pipes Photo Cyan Ink Guide Photo Magenta Photo Yellow Head Packing Ink Supply Pieces BJ Head Unit Screws Head Clip Tank Body Figure 4-15 Structure of BC-62e Photo Tank body The tank body houses the ink sponges. Ink sponges The ink sponges hold the inks that are fed to the BJ head unit.
Part 4: Technical Reference BJC-7100 Air paths/Tank label Air vents or paths are created between the inside and outside of the BJ cartridge through the holes and grooves in the cover and the label that is applied to it. The air vents prevent pressure fluctuations inside the BJ cartridge due to ink consumption and atmospheric conditions, and help stabilize the supply of inks to the print head. Ink pipes The ink pipes transport the ink between the ink tank and ink guides.
Part 4: Technical Reference BJC-7100 3.2.2 Structure of BJ head unit The structure of the BJ head unit is different for each type of BJ cartridge. 1) BC-60 The BC-60 has two identical print heads, each with 310 nozzles, mounted side by side. One head ejects black ink, while the other ejects the ink optimizer.
Part 4: Technical Reference BJC-7100 BC-62e Photo Head Stoppers Heater Board Aluminum Plate BJ Head Black Head Ink-eject Directions Photo Head Flexible Cable Head Holder Figure 4-18 Structure of BC-62e Photo BJ Head Unit 3) Description of parts BJ Print Head (black head, ink optimizer head, color head, and photo head) The heater board and aluminum plate are connected to the flexible cable. Flexible Cable The signal contacts are connected to the heater board by printed pattern wiring.
Part 4: Technical Reference BJC-7100 3.2.3 Nozzle arrays In each of the BJ print heads, the nozzles are arranged in vertical rows at a pitch of 1/600-in.
Part 4: Technical Reference BJC-7100 3.2.4 Signal contacts The signal contacts on the flexible cable are in contact with the signal contacts on the carriage, and are used to input and output print signals and sensor signals between the printer and BJ print head (heater board). Direction of paper feed BC-60 BC-62e Photo BC-61 1 2 N.C. 1 2 N.C. 4 3 5 25 23 24 4 3 5 25 23 24 4 3 5 7,8 9 6 , 19 22 2021 7,8 9 6 19 22 2021 , 7,8 9 6 N.C. 26 27 1 N.C. 26 27 2 N.C.
Part 4: Technical Reference BJC-7100 Pin No. BJ print head 7,8 ALL 9 OM BK PH CL 10 OM BK PH CL 11 ALL Signal GND HEATEOM HEATEBK HEATEPH HEATECL INVOM INVBK INVPH INVCL ODDE IN/OUT ... IN IN IN IN IN IN IN IN IN 12 ALL EVENE IN 13 14 15 16 ALL ALL ALL OM BK PH CL ALL ALL ALL ALL OM BK PH CL OM BK PH CL ALL OM BK PH CL ALL BE0 VH BE1 IDATAOM IDATABK IDATAPH IDATACL BE2 DCLK GND LTCLK ELOM ELBK ELCPH ELYCL RANKOM RANKBK RANKPH RANKCL LTRST TSKOM TSKBK TSKPH TSKCL VH IN IN IN IN IN IN IN IN IN ...
Part 4: Technical Reference BJC-7100 3.2.5 Drive circuit The drive circuit built into the heater board controls the ejection of inks. The drive circuit differs according to the type of BJ cartridge. 1) BC-60 The black head and ink optimizer head are each equipped with the drive circuit shown in Figure 4-21.
Part 4: Technical Reference BJC-7100 2) BC-61 and BC-62e Photo The color head and photo head are equipped with the drive circuit shown in Figure 4-22.
Part 4: Technical Reference BJC-7100 3) Description of block diagram Block enable decoder *1 Generates BLOCK1 to 6 according to BE0 to 2 from the logic board. The output sequence of BLOCK1 to 6 is inverted according to whether INV is High or Low. 310-/240-bit shift register Converts IDATA *1 from the logic board into parallel print data for output. 310-/240-bit latch Latches and outputs the parallel print data using the LTCLK timing.
Part 4: Technical Reference BJC-7100 TABLE 4-4 AND GATE CONTACTS AND IDATA ORDER INV Output sequence of BLOCK1 to 6 BLOCK1 BLOCK2 BLOCK3 BLOCK4 BLOCK5 BLOCK6 Order of IDATA*1 ODDE*2 EVENE*2 BC-60 Ink optimizer head Black head VDDH (High) GND (Low) BLOCK6→1 BLOCK1→6 1–7 100–119 8–25 120–137 26–43 138–155 44–61 156–173 62–79 174–191 80–99 192–211 Reverse order 2, 4, 6–310 1, 3, 5–309 212–231 232–249 250–267 268–285 286–303 304–310 Forward order 1, 3, 5–309 2, 4, 6–310 BC-61/BC-62e Photo Photo head Color
Part 4: Technical Reference BJC-7100 3.2.6 BJ cartridge detection The sensor signal from the index on the drive circuit is used to detect whether a BJ cartridge is installed and, if so, what type it is. The index is either open or pulled down via the resistor on the heater board.
Part 4: Technical Reference BJC-7100 3.3 Purge Unit 3.3.1 Function of purge unit The purge unit of the BJC-7100 printer has four caps: two for cleaning and capping, and two for capping only. The cap for the ink optimizer head is designed for use with the ink optimizer only so that the ink optimizer does not get mixed with and react with the ink to block the nozzles. Maintenance jets and wipers for the ink optimizer head only are also provided.
Part 4: Technical Reference BJC-7100 TABLE 4-8 CLEANING CONDITIONS AND INK CONSUMPTION (AVERAGE) Conditions for cleaning Print Head • RESET button pressed *2 • Printer controlled online using printer driver *2 • After BJ cartridge replaced • After ink tank replaced • • • • • • • All heads Can be specified Applicable heads Applicable heads After ink-out detection Applicable heads RESET button pressed *3 All heads Printer controlled online All heads using printer driver *2 First time printer turned Al
Part 4: Technical Reference BJC-7100 2) Wiper After the purge operation, the rotation of the purge drive gear is switched so that, when the cap lowers, wiping is performed. The wiper of the BJC-7100 printer's purge unit operates in the direction of the rows of nozzles to wipe any ink from the head face plate. The ink removed by the wiper from the head face plate is absorbed by the cleaner unit on the back face of the platen chassis and the cleaner on the cap unit.
Part 4: Technical Reference BJC-7100 Purge Unit Waste Ink Tube Ink: Lower Tube Ink Optimizer: Upper Tube Carriage Lock Lever Slide Lock Lever Cap (For Capping) Purge Drive Gear Pump Section Cap (For Purging and Capping) Wiper Figure 4-23 Purge Unit 4-32
Part 4: Technical Reference BJC-7100 3.4 Carriage 3.4.1 Carriage functions 1) Attachment of print heads The carriage mechanically attaches the BJ cartridges, which are connected to the logic board by ribbon cables. 2) Carriage drive The carriage moves horizontally across the print media driven by the carriage motor via a carriage belt.
Part 4: Technical Reference BJC-7100 3.4.2 Carriage structure 1) Print head mount The cartridge hook secures the BJ cartridge to the carriage with a plate spring. When the BJ cartridge is locked on the carriage, the signal contacts of the ribbon cable are pressed against those of the bubblejet head so that the print signals are transferred from the logic board to the BJ cartridge.
Part 4: Technical Reference BJC-7100 Top View Sheet Feeder Gear Slide Lock Lever Transmission Arm Driving Sheet Feeder Paper Feed Roller Gear Platen Side Paper Output Roller Paper Output Side Paper Output Roller Sheet Feeder Drive Gear Transmission Arm Gear Platen Unit Gear Idler Gear Purge Drive Gear Sheet Feeder Unit Purge Unit Feeding Paper Sheet Feeder Unit Driving Purge Unit 1) Wiping/Capping Release Purge Unit Gear Cam Transmission Gear 2) Purge/Dummy Purge Pump Transmission Gear Figur
Part 4: Technical Reference BJC-7100 3.5 Paper Feed/Sheet Feeder Mechanism 3.5.1 Paper feed/sheet feeder mechanism functions 1) Paper feed function The paper feed mechanism has two paths: the path taken by sheets fed automatically from the sheet feeder mechanism and sheets fed manually through the manual feed slot. The built-in sheet feeder is driven by the paper feed motor, and loads and automatically feeds the print media.
Part 4: Technical Reference BJC-7100 Auto Sheet Feeder (ASF) Print Media Pickup Roller Sensor Pickup Roller Pressure Roller BJ Cartridge Paper Output Unit Paper End Sensor Sensor Flag Spurs Paper Feed Roller Manual Feed Paper Output Rollers Pickup Guide Figure 4-27 Paper Feed Mechanism 4-37
Part 4: Technical Reference BJC-7100 3.5.2 Paper feed/sheet feeder mechanism structure The sheet feeder of the BJC-7100 printer has no mechanical paper selection lever. Provided the print media is within the specifications, the media is fed without having to adjust the carriage position, etc., for the paper thickness. The print media is loaded into the sheet feeder with the two points of the leading edge and the left corner picked up by the pickup corners and pickup hooks.
Part 4: Technical Reference BJC-7100 4. PRINTER ELECTRICAL SYSTEM 4.1 Overview of Printer Electrical System The printer's electrical system can functionally be split into the logic (logic board and carriage board) and the power supply. The logic converts the data received from the interface into print signals and printer command signals, and drives the BJ cartridge and motors while monitoring the various sensors.
Part 4: Technical Reference BJC-7100 4.2 Logic 4.2.
Part 4: Technical Reference BJC-7100 4.2.2 Logic components 1) MPU (IC1) The MPU accommodates a 32-bit CPU, 25-bit address bus, 2KB work RAM, and nine peripheral IO ports (interrupt controller, DMAC, timers, IO ports, AD converter, DRAM controller, chip select controller, monitor timer, clock & power manager). Internal CPU The 32-bit CPU has 16 32-bit general-purpose registers and operates in sync with a 20MHz external clock input.
Part 4: Technical Reference BJC-7100 DRAM controller The DRAM controller controls the 10-bit addressing, reading/writing, RAS/CAS, and refresh of the 8Mbit DRAMs (4Mbit ×2). Chip select controller The chip select controller shows that a valid address has been output for the set area. The chip select controller is connected to the CARTRIDGE button, RESUME button, POWER button, and printer controller. Clock & power manager The clock and power manager controls the transition to low power-consumption mode.
Part 4: Technical Reference BJC-7100 IO ports The BJ cartridge rank signals, etc., are input to the IO ports. The power indicator and error indicator lighting control signals, etc., are output from the output ports. 3) Control ROM (IC3) The 8Mbit control ROM contains the printer control program. 4) DRAMs (IC5 and IC6) The 8Mbit DRAMs (4Mbit ×2), which are controlled by the printer controller, are used as the receive buffer, download buffer, print buffer, and working area.
Part 4: Technical Reference BJC-7100 VCC R23 1,1/4W R24 1,1/4W R13 1,1/4W MPU IC1 M31002S2HP TA15 TA14 TA13 TA12 TA03 TA02 TA01 TA00 P137 5 6 7 8 13 14 15 16 147 LFPA LFPB LFIA0 LFIA1 CRPA CRPB CRAENA CRBENA LFPWMA R20 1,1/4W R21 1,1/4W R14 1,1/4W R19 10K, 1/16W VCC R18 10K,1/16W CARRIAGE MOTOR DRIVER IC13 1 3 5 7 9 11 13 15 17 19 21 23 25 27 VsA ALARM PhaseA LGA N.C. RsA PG N.C. RsB N.C. LGB PhaseB Vcc VsB VrefA CR ENAA VmmA Out1 Out2 Out3 N.C.
Part 4: Technical Reference BJC-7100 4.3 Electrical System 4.3.1 Input power supply (AC adaptor) The AC adaptor supplies the voltages to the printer power supply circuit. The AC adaptor outputs three DC voltages: Vcc: 5.0VDC, BJ head drive VH: 20VDC, motor drive VM: 27.6VDC. The AC adaptor is mounted on the back of the printer so that the DC output pins of the AC adaptor align with the DC power cable of the printer. 1 3 5 7 2 4 6 8 1 2 3 4 20.0V GND 27.6V GND 5 6 7 8 5.
Part 4: Technical Reference BJC-7100 5. DETECTION FUNCTIONS 5.1 Sensor-based Detection Functions The BJC-7000 has the following sensors for detecting the printer status. Head Temperature Sensor No.26 No.2 Home Position Sensor No.2 No.
Part 4: Technical Reference BJC-7100 Purge sensor The purge sensor uses a transmission-type photointerrupter to detect the capping position of the purge unit. When the flag on the cam gear in the purge unit interrupts the purge sensor, the module phase is deemed to be in the capping position. Paper end sensor The paper end sensor uses a transmission-type photointerrupter to detect the presence of paper in the paper feed system.
Part 4: Technical Reference BJC-7100 5.2 Miscellaneous Detection Functions In addition to sensor-based detection functions, the BJC-7100 printer also has the following detection functions. 5.2.1 Waste-ink amount detection This function processes the amount of waste ink (and ink optimizer) in the waste ink absorbers. The printer stores the total waste ink amount absorbed by the waste ink absorbers from cleaning and maintenance jet operations in the EEPROM on the logic board.
Part 4: Technical Reference BJC-7100 3) Ink-out error display When an ink-out error occurs, replace either the BJ cartridge or ink tanks by either pressing the REPLACE button on the printer or using the printer driver utility. The cartridge or tank replacement procedure is as follows: 1) If the black ink or ink optimizer has run out, the ERROR indicator turns ON and the beeper sounds 3 times. If the color or photo inks have run out, the beeper sounds 4 times.
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Part 5 MAINTENANCE Page 5- 1 5- 1 5- 1 5- 1 5- 1 5- 2 5- 2 5- 3 5- 4 5- 4 5- 4 5- 6 5- 7 5- 8 5- 8 5 -13 5 -13 5 -14 5 -37 5 -37 5 -39 5 -44 5 -44 5 -47 1. MAINTENANCE 1.1 Parts for Periodic Replacement 1.2 Consumable Parts 1.3 Consumables 1.4 Periodic Maintenance 2. SERVICING TOOLS 2.1 List of Tools 3. APPLYING GREASE 4. DISASSEMBLY AND REASSEMBLY 4.1 Disassembly and Reassembly 4.2 Notes on Disassembly and Reassembly 4.3 Waste Ink Absorbers 4.4 Assembling the Chassis 5. ADJUSTMENTS 5.
Part 5: Maintenance BJC-7100 1. MAINTENANCE 1.1 Parts for Periodic Replacement Level User Service personnel Part None None 1.2 Consumable Parts Level User Service personnel Consumable None Spur/Spur cleaner/spur unit Replacement Guide When spur marks become evident 1.
Part 5: Maintenance BJC-7100 2. SERVICING TOOLS 2.1 List of Tools Ordinary Tools Phillips screwdriver Blade screwdriver Tweezers Flat brush Multimeter For For For For For Note removing and replacing screws removing plastic parts removing and installing coil springs applying grease (one per grease type) troubleshooting Special Tools (part No.) Grease (MOLYKOTE PG-641) (CK-0562) Tension spring (QY9-0046) Gap gage 1.
Part 5: Maintenance BJC-7100 3. APPLYING GREASE Apply the MOLYKOTE PG641 greases at the points shown below. Smear a thin film of the appropriate amount of grease smoothly over the whole area to be lubricated. The BJC-7100 uses three types of grease. Only apply the specified grease to the specified locations. Never apply grease to locations other than those indicated. Also take care that grease does not get onto parts neighboring the indicated locations. MOLYKOTE PG641 Cam Gliding Surface (approx.
Part 5: Maintenance BJC-7100 4. DISASSEMBLY AND REASSEMBLY 4.1 Disassembly and Reassembly When disassembling or reassembling the printer, refer to the parts catalog. The Figure No. of the illustrations in the parts catalog are in the order of the disassembly sequence. The parts catalog also contains close-up diagrams where additional care is required. 4.2 Notes on Disassembly and Reassembly Note the following when disassembling or reassembling the printer. 4.2.
Part 5: Maintenance BJC-7100 4.2.3 Bearings at ends of support shaft The two bearings at the end of the support shaft are secured by fixing screws in placed after being positioned at the factory. Never disassemble these bearings (except for head gap adjustment). Red fixing screws are used to distinguish them form other screws. The bearings need not be removed to remove the carriage. Support Shaft Red Screw Head Alignment Adjuster Plate Figure 5-4 Bearings at Ends of Support Shaft 4.2.
Part 5: Maintenance BJC-7100 4.3 Waste Ink Absorbers If you are replacing the waste ink absorber (and/or waste ink optimizer absorber) because of a waste ink alarm or waste-ink full error, replace both top and bottom absorbers together. Also replace the absorbers for the maintenance jets. In other cases, replace both top and bottom absorbers if possible even when there is comparatively little waste ink. For various manufacturing reasons, several different materials are used for the waste ink absorbers.
Part 5: Maintenance BJC-7100 4.4 Assembling the Chassis Follow the procedure below to tighten the following screws (total 9 screws securing front chassis unit and rear chassis) after you have replaced parts. 2 4 7 6 A 5 A 3 1 Rear Chassis Bosses Front Chassis Unit Figure 5-8 Tightening the Chassis Fixing Screws 1) When both the front chassis unit and rear chassis have been removed from the body, fit the rear chassis onto the body first.
Part 5: Maintenance BJC-7100 5. ADJUSTMENTS 5.1 Adjustment Locations 5.1.1 Adjusting registration Adjust the registration along the horizontal and vertical directions using the printer driver. This adjustment is the same as the operation when the user installs the printer or replaces the BJ cartridge. For details, see "Part 3: 1.3.3 3) Aligning the print heads" (page 3-5). 5.1.
Part 5: Maintenance BJC-7100 2) Insert the measuring sheet into the manual paper feed slot. With the platen held down in position, align the left of the measuring sheet with the paper guides on the printer. Then, insert the measuring sheet until its leading edge is hooked on the spurs (see figure below) taking care not to deform the spurs. Measuring Sheet Push here Figure 5-10 Measuring Sheet Setting 1 3) Gently press down on both ends of the platen, and then quickly release your hands.
Part 5: Maintenance BJC-7100 4) Place the thickness gage on the measuring sheet as shown in the figure below. Figure 5-12 Thickness Gauge Setting 5) Move the carriage with your fingers gripping the carriage belt as shown in the figure below. Follow the flowchart on the following page for details on the checking order.
Part 5: Maintenance BJC-7100 2. Head Gap Check/Adjustment Flowchart Check results are categorized into three types as follows: A: The head clearly contacts the thickness gage, and the thickness gage is moved pressed against the head. B: The head barely contacts the thickness gage, and the thickness gage moves very slightly. C: The head does not contact the thickness gage at all, and the thickness does not move at all. START Check head gap using 1.4mm gage. A B Check head gap using 1.
Part 5: Maintenance BJC-7100 2) Gently press down on both ends of the platen, and then quickly release your hands. Repeat this two or three times to stabilize the platen position. Be sure to carry out this step. Otherwise, the head gap cannot be measured correctly. 3) Place the 1.4 mm thickness gage on the measuring sheet. 4) Move the carriage with your fingers gripping the carriage belt as shown in the figure below.
Part 5: Maintenance BJC-7100 6. TROUBLESHOOTING 6.1 Troubleshooting Overview 6.1.1 Overview This chapter consists of the following two sections: "Diagnosis" and "Action." If you do not know the cause of a problem, consult the "Diagnosis" section. If you do know the cause, follow the instructions in the "Action" section. 6.1.2 Troubleshooting cautions 1. Before starting diagnostic procedures, check that all connectors and cables are correctly connected.
Part 5: Maintenance BJC-7100 6.2 Diagnosis 6.2.1 Diagnostic flow START Connect power cable of AC adaptor to wall outlet. (Hard power ON) ROM check RAM check EEPROM check Turn power ON.
Part 5: Maintenance BJC-7100 A Paper output operation OK? No Yes Paper-jam error Beeper ERROR indicator Twice ON Beeper ERROR indicator 8 times Blinks 7 times Beeper ERROR indicator 8 times Blinks 4 times Reference page 5-24 Waste ink check OK? No Yes Waste ink-full error Reference page 5-21 Purge unit initialization OK? No Yes Purge error Reference page 5-18 BJ cartridge check Printer temperature check OK? No Beeper ERROR indicator BJ cartridge error 5 times ON 5-28 Pr
Part 5: Maintenance BJC-7100 6.2.2 Action a) Error displays 1. Print Position Correction Error Buzzer: 8 times ERROR indicator: Blinks twice During initialization, the carriage print position is not corrected. (The differential between the carriage travel in each direction is outside the correction range.) Carriage unit, carriage belt, carriage cable, carriage shaft, guide rail, idler pulley, logic board Visually check carriage drive.
Part 5: Maintenance BJC-7100 A Check motor drive voltage. 3 5 7 2 4 6 8 Measuring point Normal value Logic board CNPWR 27.6 ± 1.5VDC (no load max 33V) Pin No. 3 OK? 1 No Yes • Check the connection and conductivity of the power cable that links the logic board with the AC adaptor. Check power cable. Logic board side No OK? Yes AC adaptor side Replace AC adaptor. Replace power cable. Check carriage motor. 1 Red Blue Orange Yellow 1 2 3 4 A B B A Approx. 8.
Part 5: Maintenance BJC-7100 Cannot detect home position. Carriage unit, carriage belt, 2. Home Position Error carriage cable, carriage shaft, guide rail, idler pulley, logic board Beeper: 8 times ERROR indicator: Blinks 3 times 1. See Print Position Correction Error (page 5-17). Cleaning not performed normally. Purge unit, purge sensor, 3.
Part 5: Maintenance BJC-7100 Sheet feeder not initialized during printer initialization. Sheet feeder unit, pickup roller, 4. Sheet Feeder Error sheet feeder drive gear, paper feed motor drive transmission gear, slide lock lever, logic board Beeper: 8 times ERROR indicator: Blinks 5 times Turn on power again. • Check the movements of the parts (gears, etc.) inside the sheet feeder. Visually check operation of sheet feeder drive.
Part 5: Maintenance BJC-7100 5. Printer Temperature Error Thermistor (TH1) on carriage board detects higher than prescribed temperature limit. Carriage unit, carriage cable, logic board Beeper: 8 times ERROR indicator: Blinks 6 times Turn OFF the power and wait for several minutes. Check the ambient conditions. Within specs? No Yes Use the printer under ambient conditions within specifications. Turn ON power.
Part 5: Maintenance BJC-7100 The waste ink absorbers are 95% full (alarm) or 100% 6. Waste Ink Alarm/Full Error full (full error). Waste ink absorbers, logic board (EEPROM) Beeper: 6 times ERROR indicator: ON (alarm) Beeper: 8 times ERROR indicator: Blinks 7 times (full error) Visually check waste ink absorbers. Full? No Yes Replace logic board. Replace waste ink absorbers. Replace waste ink absorbers and reset EEPROM.
Part 5: Maintenance BJC-7100 Overheating of carriage motor driver (IC13) Carriage motor driver (IC13), logic board, 10. CR Motor Error carriage motor Beeper: 8 times ERROR indicator: Blinks 12 times 1 Check carriage motor. Red Blue Orange Yellow 1 2 3 4 A B B A Approx. 8.3Ω/phase 4 Carriage motor Measuring point 1-4 CNCR 2-3 OK? Normal value Approx. 8.3Ω No Yes Replace carriage motor. Replace logic board.
Part 5: Maintenance BJC-7100 12. Miscellaneous Hardware Errors 1. Error detected by paper feed sensor or purge sensor during paper transport (other than pickup or during initialization). 2. When the printer is idle, the head temperature sensor has detected an overheat. 1. Paper feed motor drive switching Beeper: 8 times mechanism, slide lock lever ERROR indicator: Blinks 14 times 2. Carriage unit, BJ cartridge 1.
Part 5: Maintenance BJC-7100 13. Paper-out and Paper-jam Errors 1. No print media is picked up in pickup operation. 2. No print media is output in paper output operation. Sheet feeder unit, paper edge guide, pressure roller and holder, platen, feed roller, paper output roller, transfer roller, paper output unit, paper end sensor, logic board Beeper: 2 times ERROR indicator: ON POWER indicator: Blinks 1.
Part 5: Maintenance BJC-7100 2. Paper jam Visually check inside the printer (especially around paper end sensor). OK? • Check for paper and other foreign materials. • Check paper end sensor lever is normal. • Check for displaced parts (paper edge guide, pressure roller and holder, platen, feed roller, paper output roller, transfer roller, paper output unit, and spur unit, etc.) No Yes 1. Remove paper and foreign objects. 2. Service or replace faulty parts. Turn on power again.
Part 5: Maintenance BJC-7100 14. Ink-out Error 1. No ink in BJ cartridge BC-60. 2. No ink in color BJ cartridge BC-61. 3. No ink in Photo BJ cartridge BC-62e Photo. Beeper: 3 times (BJ cartridge BC-60) BJ cartridge, ink tank, antenna, Beeper: 4 times (Color BJ cartridge carriage unit, logic board, front cover, BC-61 or Photo BJ main cover cartridge BC-62e Photo) ERROR indicator: ON POWER indicator: Blinks 1. BJ cartridge BC-60 Replace BJ cartridge BC-60.
Part 5: Maintenance BJC-7100 2. Color BJ cartridge BC-61 Photo BJ cartridge BC-62e Photo Replace appropriate ink tank. Does error recur? No Yes Repeat head cleaning and deap cleaning operations 4 or 5 times. Does error recur? No Yes Replace appropriate BJ cartridge. Does error recur? No Yes Align print heads. • Use normal print driver. Repeat cleaning. END Check purging by purge unit. OK? • Visually check purge unit purge operation during cleaning to check that ink is purged.
Part 5: Maintenance BJC-7100 1. Error detected in BJ cartridge type ID. 15. BJ Cartridge Error 2. Error detected in head rank resistance. 3. Error detected in head temperature sensor resistance. 4. Head sub-heaters not controlled normally. BJ cartridge, color BJ cartridge, photo BJ cartridge, carriage unit, carriage cable, logic board Beeper: 5 times ERROR indicator: ON POWER indicator: Blinks Check mounting of BJ cartridges.
Part 5: Maintenance BJC-7100 16. BJ Cartridge Overheat Error With ink in BJ cartridge, head temperature sensor detects overheat. BJ cartridge Beeper: 7 times ERROR indicator: ON POWER indicator: Blinks Wait several minutes with power OFF, then turn power ON again. If the error recurs, follow the procedure in 15. BJ Cartridge Error 5-29 .
Part 5: Maintenance BJC-7100 b) Symptoms 1. The power does not turn on • The power does not turn on even when the POWER button is pressed. • When the power is turned ON, the printer operates abnormally. Faulty AC adaptor or AC adaptor not installed correctly, faulty logic board, faulty control panel (POWER button), faulty power cable Check the power outlet and the contacts of the respective connectors.
Part 5: Maintenance BJC-7100 2. Abnormal noise • Noise during carriage drive. • Noise during purge drive. • Noise during pickup, paper output, and paper transport • Foreign object in, damage to, or misplacement of carriage drive mechanism. • Carriage (including BJ cartridges) interfering with other parts. • Faulty idler pulley. • Faulty purge unit. • Faulty paper feed motor drive transfer gear. • Faulty sheet feeder unit. • Insufficient lubrication (grease).
Part 5: Maintenance BJC-7100 • Noise during pickup, paper output, and paper transport Remove the sheet feeder unit. Visually check sheet feeder unit. OK? • Check for foreign objects. • Check for deformed or damaged gears. No Yes • Remove the sheet feeder unit from the printer and manually rotate the drive gears to check for where the noise is generated. Check operation of sheet feeder unit. OK? No Yes Service or replace sheet feeder unit. Visually check parts in paper transport path.
Part 5: Maintenance BJC-7100 • Paper not picked up, or multiple pages picked 3.
Part 5: Maintenance BJC-7100 4. Faulty printing <1>: No printing • The printer does not print at all. • Printing stops mid-way. • Only a certain color is printed. • The ink has run out or the BJ cartridge is faulty. • The carriage unit is faulty, the carriage cable is faulty, the purge unit is faulty, or the logic board is faulty. Repeat head cleaning and deep cleaning operations 4 or 5 times. Make a test print. OK? No Yes Remove BJ cartridges.
Part 5: Maintenance BJC-7100 A Repeat head cleaning and deep cleaning operations 4 or 5 times. Make a test print. OK? Yes END No 1. Check/replace carriage cable. 2. Replace carriage unit. 3. Replace logic board. 4. Replace purge unit.
Part 5: Maintenance BJC-7100 5.
Part 5: Maintenance BJC-7100 7. CONNECTOR LAYOUT AND SIGNAL ASSIGNMENT 7.1 Logic Board 1 CNHEAD1 2 1 CNHEAD2 2 3 27 28 28 1 29 CNPGS 1 4 CNCR 1 1 CNLF 19 4 8 CNPWR CNIF 18 36 1 Figure 5-16 Logic Board CNPWR (Connection to AC Adaptor) Pin No. 1 2 3 4 5 6 7 8 Signal VH VH-GND VM VM-GND VCC VCC-GND VHON GND IN/OUT IN ... ... IN ... IN OUT ... Function Head drive voltage (20.0 ± 0.3VDC) VH GND Motor drive voltage (27.6 ± 1.5VDC) VM GND Logic drive voltage (5.0 ± 0.
Part 5: Maintenance BJC-7100 CNIF (Parallel Interface Connector) See "Part 2: 2.3 Interface Specifications" (page 2-12). CNHEAD1 (Carriage Cable Connector) Pin No.
Part 5: Maintenance BJC-7100 Pin No.
Part 5: Maintenance BJC-7100 JENG1 (Carriage Cable Connector) Pin No. Signal IN/OUT Function 1-5 GND ...
Part 5: Maintenance BJC-7100 Pin No.
Part 5: Maintenance BJC-7100 AMM (Cartridge Cable) Pin No. 1 2 3 4 5 6 7, 8 9 10 Signal VH TSAOM ID2OM SUBHOM ID1OM VDDH GND HEATEOM INVOM IN/OUT OUT OUT IN OUT IN OUT ... OUT OUT 11 EVENE OUT 12 ODDE OUT 13 14 15 16 17 18 19-21 22 23 24 25 26 27 28 BE0 VH BE1 IDATAOM BE2 DCLK GND LTCLK ELOM RANKOM LTRST TSKOM VH Not used OUT OUT OUT OUT OUT OUT ... OUT OUT IN OUT IN OUT ... Function Head drive voltage (20.0 ± 0.
Part 5: Maintenance BJC-7100 Pin No. 15 16 17 18 19 20-22 23 24 25 26 27 28 29 Signal VH BE1 IDATACL BE2 DCLK GND LTCLK ELYCL RANKCL LTRST TSKCL VH Not used IN/OUT OUT OUT OUT OUT OUT ... OUT OUT IN OUT IN OUT ... Function Head drive voltage (20.0 ± 0.
Part 5: Maintenance BJC-7100 8. CIRCUIT DIAGRAMS 8.1 Parts Layout 8.1.
Part 5: Maintenance BJC-7100 8.1.
Part 5: Maintenance BJC-7100 This page intentionally left blank 5-46
Part 5: Maintenance BJC-7100 8.2 Circuit Diagrams 8.2.1 Logic board 1 2 3 4 5 6 7 8 9 10 LOGIC BOARD 01 MPU & MEMORY IC ID1LC ID2LC ID1DC ID2DC 16M DRAM (TSOP) IC5 <03-F5> <03-E5> <03-F5> <03-E5> C100 0.1µ,25V CRTC SPOWON LFPWMA VHPOW VDDHPOW ADTRIG TEMP SENSE HRANKBK HTEMPDC HTEMPLC HTEMPBK INT0 INT1 INT2 INT3 <02-B7> <02-A7> <02-A7> <02-A7> ID1AMM ID2AMM ID1BK <03-C5> <03-B5> <03-B5> RAS2 RAS1 POWDN <02-B1> <02-B1> <02-B1> 4 5 6 7 VCC R6 22K,1/16W RxD TxD R127 270,0.
Part 5: Maintenance BJC-7100 1 2 3 PRINTER CONTROLLER & PARALLEL I/F VDDL VCC2 HOLD DC INT3 INT2 INT1 INT0 ADTRIG CRTC LED0 LED1 LED2 CRPWMA CRPWMB <01-D7> <01-G2> <01-B6> <01-B6> <01-B6> <01-A6> <01-B1> <01-B1> <04-G7> <04-G7> <04-G7> <04-B5> <04-C5> <01-G2> CLKOUT BS BE CS1 CS2 POWSW RANKLC RANKAMM RANKDC HRANKBK RANKBK VDDH HRESET ODD BE0 BE2 HEATLC HEATDC IDATALC VCC1 156 155 154 153 152 151 150 149 148 147 146 145 144 143 142 141 140 139 138 137 136 135 134 133 132 131 130 129 128 127 126 1
Part 5: Maintenance BJC-7100 2 3 4 5 6 7 8 BJ CARTRIDGE DRIVERS R254 100,1/16W 4 10 5 11 DA7 FTZ6.8E 11 OP2 6 7 5 OP1 UPC324G2 2 <04-A7> 4 R195 1.0K,0.5%, DA10 1/16W FTZ6.8E 2 HPLED <01-E2> HPS <01-B1> TEMP FB60 R177 22K,1/16W R209 120K,0.5%,1/16W C46 BK1608HS601 1000p,50V 2 5 2 1 2 4 R235 43K,0.5%,1/16W 4 <01-B1> 6 R228 10K,0.5%,1/16W 7 R255 100,1/16W 4 5 10 11 DA6 FTZ6.8E 11 OP1 R196 1.0K,0.5%, 1/16W UPC324G2 2 UPC324G2 9 8 3 OP2 2 R227 10K,0.
Part 5: Maintenance BJC-7100 1 2 3 4 5 6 7 8 9 10 LOGIC BOARD 04 MOTOR DRIVERS & SENSORS +5V VDDM <03-A5> R18 10K,1/16W <02-G1> <01-D2> IP1 CRPA C61 4700p,50V R20 1,1/4W R21 1,1/4W R14 1,1/4W <01-D2> CARRIAGE MOTOR DRIVER IC13 VDDM CRPB 1 3 5 7 9 11 13 15 17 19 21 23 25 27 VsA ALARM PhaseA LGA N.C. RsA PG N.C. RsB N.C. LGB PhaseB Vcc VsB R17 2.7K, C69 0.5%,1/16W 0.01µ,50V C68 0.01µ,50V R27 30K, R251 R26 0.5%,1/16W 3.3K,1/16W 3.
Part 5: Maintenance BJC-7100 1 2 3 4 5 6 7 8 9 10 LOGIC BOARD 05 POWER SUPPLY A CNPWR VH C107~C110 1000p,50V x4 1 C51 2200µ,25V VHGND VM B ETH6 1 E 2 VH 2 ETH5 1 E 2 3 ETH4 1 E 2 VM VDDH VCC1 D6 RB501V-40 VCC3 C111 1000p,50V VMGND C 4 REGULATOR IC16 +5V 5V 5 2 C52 220µ,10V 5VGND C112 1000p,50V C125 0.47µ,50V C30 100µ,16V IN OUT GND 1 D 3 VRAM C31 100µ,16V C130 0.
The printing paper contains 70% waste paper. PRINTED IN JAPAN (IMPRIME AU JAPON) CANON INC.