AR-160/161 FM/E [3] CONSUMABLE PARTS 11/27/1998 AR-161 2. Environment conditions 3. Production number identification A. Transport condition
(1) Transport conditions The label on the drum cartridge shows the date of production. B The end digit of production year ∗: Destination Division Temperature No. Japan option 1 Ex option 2 Japan, same pack 6 Ex, same pack 7 ~ ~ Humidity (%) Destination Serial number Production (∗) (00001-99999) month 1 Indicates production in China. AR-160/161 FM/E [3] CONSUMABLE PARTS 11/27/1998 AR-161 4) Remove the DV blade. Note: Be sure to remove adhesive completely. Remove adhesive together with the base PET. 4. Consumable parts recycling procedure A. TD cartridge 1) Check the external view. Note: Be careful especially of breakage of the pins and the ATC sensor connector shown below. 5) Tilt the developing unit, rotate the DV gear clockwise, and remove developer. AR-160/161 FM/E [3] CONSUMABLE PARTS 11/27/1998 AR-161 11) Face the toner supply port of the toner box upward with the toner bottle put straight, and insert the supply hose into the toner supply port. 17) Shake the developing unit 5 times left and right horizontally. 18) Check the distribution state of developer on the MG roller. Rotate the MG roller and visually check for no improper distribution of developer which may be caused by foreign materials. AR-160/161 FM/E [3] CONSUMABLE PARTS 11/27/1998 AR-161 2) Remove the drum cover. 6) Remove the cleaning blade. Note: Dispose the cleaning blade which was removed. 7) Clean the cleaning section and the waste toner pipe to remove waste toner completely with a vacuum cleaner. 8) Remove the felt and duplex tape completely. Note: Be careful not to scratch or bend the sub blade. 9) Attach the cleaning blade. 10) Attach the felt. 3) Remove the drum fixing plate and the photoconductor drum. AR-160/161 FM/E [3] CONSUMABLE PARTS 11/27/1998 AR-161 11) Attach the main charger. 12) Attach the drum fixing plate and the photoconductor drum. Apply grease to the inside of the photoconductor drum. (Dia. 2) 13) Attach the detection gear. Note: • The detection gear is not installed to the drum cartridge packed with the main body. Add a new one. 14) Attach the drum cover. Note: After attaching the drum cover, do not make a copy. AR-160/161 FM/E [4] EXTERNAL VIEWS AND INTERNAL STRUCTURES 12/1/1998 AR-161 [4] EXTERNAL VIEWS AND INTERNAL STRUCTURES 1. Appearance 1 Original cover 2 Original table (OC table) 3 Handles 4 Power switch 5 Operation panel 6 Paper output tray 7 Front cover 8 Paper tray 9 Side cover 10 Side cover handle 11 Bypass tray guides 12 Bypass tray 13 Bypass tray extension 2 Drum cartridge 3 TD cartridge handle 6 Roller rotating knob 2. AR-160/161 FM/E [4] EXTERNAL VIEWS AND INTERNAL STRUCTURES 12/1/1998 AR-161 3. AR-160/161 FM/E [4] EXTERNAL VIEWS AND INTERNAL STRUCTURES 12/1/1998 AR-161 4. Motor, solenoid, clutch 1 2 3 4 5 6 7 8 9 1 3 No. Name 1 2 1 1 1 0 Code Function, operation 1 Exhaust fan motor 2 Shifter motor VFM Cools the inside of the machine. 3 Toner motor TM 4 Mirror motor MRM 5 Cooling fan motor CFM Cools the inside of the machine. 6 Main motor MM Drives the machine. AR-160/161 FM/E [4] EXTERNAL VIEWS AND INTERNAL STRUCTURES 12/1/1998 AR-161 5. Sensor, switch 1 2 3 4 5 6 7 8 9 1 0 1 1 1 5 1 4 No. Name Code 1 2 1 3 Function, operation 1 Mirror home position sensor MHPS Detects the mirror (scanner unit) home position. AR-160/161 FM/E [4] EXTERNAL VIEWS AND INTERNAL STRUCTURES 12/1/1998 AR-161 6. PWB unit 1 8 No. AR-160/161 FM/E [4] EXTERNAL VIEWS AND INTERNAL STRUCTURES 12/1/1998 AR-161 7. Cross sectional view 1 2 3 4 5 6 1 8 7 8 9 1 9 1 0 1 1 1 2 1 6 1 7 No. Name 1 5 1 4 1 3 Function/Operation 1 Copy lamp Image radiation lamp 2 Copy lamp unit Operates in synchronization with No. 2/3 mirror unit to radiate documents sequentially. 3 LSU unit Converts image signals into laser beams to write on the drum. 4 Lens unit Reads images with the lens and the CCD. AR-160/161 FM/E [5] UNPACKING AND INSTALLATION 10/20/1998 AR-161 3. Installation of developing cartridge [5] UNPACKING AND INSTALLATION 1) Open the manual paper feed tray. 1. Installation of machine A. Installing conditions Since the machine performance is largely affected by the installing place conditions, take enough considerations on the following items 1) Environment • • • • • • Avoid installation at a place with direct sunlight. If not, the plastic parts may be deformed. AR-160/161 FM/E [5] UNPACKING AND INSTALLATION 10/20/1998 AR-161 6) Remove the pawls (3 positions) of the protective cover at therear side. 4. Removal and storage of fixing screw 1) Lift the knob and gently pull out the tray. 7) Remove the protective cover. • 2) Hold the paper pressure plate and turn the fixing screw in the arrow direction. Pull the cover in the arrow direction to remove. 8) Insert the developer cartridge. • Gently insert the developer cartridge along the guide until it locks. AR-160/161 FM/E [5] UNPACKING AND INSTALLATION 10/20/1998 AR-161 10) Use the ORIGINAL SIZE ENTER key to select the paper size which is set. • Each time the ORIGINAL SIZE ENTER key is pressed, a paper size will be indicated with a blinking paper size indicator. 5. Changing the copy paper size in the tray 1) Gently lift and pull out the paper tray until it stops. 2) Push the pressure plate down until it locks in place. AR-160/161 FM/E [6] OPERATIONAL DESCRIPTIONS 11/27/1998 AR-161 G. Fusing: Fusing section • Heat and a pressure are applied [6] OPERATIONAL DESCRIPTIONS to the toner image on the copy paper to fuse the image on the paper. 1. Outline of operation The outline of operation is described referring to the basic configuration. 2. Scanner section A. Scan process (Basic configuration) The scanner has sensors that are arranged in a line. AR-160/161 FM/E [6] OPERATIONAL DESCRIPTIONS 11/27/1998 AR-161 B. Basic structure of scanner section 1 Copy lamp (Xenon lamp) Generate photo energy to scan documents. 2 Reflector (Converging plate) Collects light emitted from the copy lamp and radiate the document. 3 No. 1 mirror Refracts the reflection light from the document to No. 2 mirror. 4 No. 2 mirror Refracts the reflection light from No. 1 mirror. 5 No. 3 mirror Refracts the reflection light from No. 2 mirror. AR-160/161 FM/E [6] OPERATIONAL DESCRIPTIONS 11/27/1998 AR-161 Operation cycle Paper exit roller Heat roller Paper exit Fusing Separation Separation charger High voltage power Cleaning blade Cleaning Waste toner box High voltage power Main charger Laser scanning unit Laser beam Transfer Transfer Charging Exposure Developing Synchronization with drum Transfer charger High voltage power Resist roller Developer High voltage power Developing unit Manual paper feed Toner Toner hopper AR-160/161 FM/E [6] OPERATIONAL DESCRIPTIONS 11/27/1998 AR-161 (2) Exposure Non-image area A Laser beam is generated from the semiconductor laser and controlled by the print pattern signal. The laser writes onto the OPC drum surface through the polygon mirrors and lens. The resistance of the OPC layer decreases for an area exposed by the laser beam (corresponding to the print pattern signal). The beam neutralizes the negative charge. An electrostatic latent image is formed on the drum surface. AR-160/161 FM/E [6] OPERATIONAL DESCRIPTIONS 11/27/1998 AR-161 <4> Stop The reverse sequence takes place. (7) Optical discharge (Semiconductor laser) Before the drum rotation is stopped, the semiconductor laser is radiated onto the drum to reduce the electrical resistance in the OPC layer and eliminate residual charge, providing a uniform state to the drum surface for the next page to be printed. AR-160/161 FM/E [6] OPERATIONAL DESCRIPTIONS 11/27/1998 AR-161 Makes the laser scanning speeds at both ends of the drum same as each other. a≠b≠c d= e=f a d e b c B. Laser beam path f 5. Paper feed section A. Basic structure 1 2 3 4 5 6 7 8 9 10 11 12 13 No. 1 cassette paper feed roller (Semi-circular roller) Main motor No. 1 cassette paper feed solenoid No. AR-160/161 FM/E [6] OPERATIONAL DESCRIPTIONS 11/27/1998 AR-161 (2) Manual paper feed tray operation B. Heat roller Select the manual paper feed tray and press the START button, and the manual paper feed roller will be turned on to bring the paper feed roller in contact with paper and lift the shutter simultaneously. The drive power of the main motor is transmitted through the manual paper feed roller clutch to the manual paper feed roller, rotating the manual paper feed roller and feeding paper. AR-160/161 FM/E [7] ADJUSTMENT 11/27/1998 AR-161 [7] ADJUSTMENTS 1. Adjustment item list Section A B Process section Mechanism section Adjustment item Adjustment procedure/SIM No. AR-160/161 FM/E [7] ADJUSTMENT 11/27/1998 AR-161 5) Measure the distance from the marking position to the top of the doctor plate of the developing unit to insure that it is 18mm. If the distance is not within the specified range, loosen the fixing screw A of the main pole adjustment plate, and move the adjustment plate in the arrow direction to adjust. AR-160/161 FM/E [7] ADJUSTMENT 11/27/1998 AR-161 value to 0. Make a copy (100%) again. 5) Set the laser radiation timing (image loss amount). Measure R in the figure below. Laser radiation timing = R (mm) × 10 6) Set the lead edge void. Measure H in the figure below. Lead edge void = H(mm) × 10 7) Enter the set value and press the start key. The correction value is stored and a copy is made. 4) Execute SIM 50-1 and set the density mode to AE + TEXT + PHOTO (Rear edge void). AR-160/161 FM/E [7] ADJUSTMENT 11/27/1998 AR-161 3) Manually turn the mirror base drive pulley and bring No. 2/3 mirror base unit into contact with the positioning plate. At that time, if the front frame side and the rear frame side of No. 2/3 mirror base unit are brought into contact with the positioning plate at the same time, the mirror base unit parallelism is proper. If one of them is in contact with the positioning plate, perform the adjustment of 4). AR-160/161 FM/E [7] ADJUSTMENT 11/27/1998 AR-161 6) Put No. 2/3 mirror base unit on the positioning plate again, push the projections on the front frame side and the rear frame side of the copy lamp unit to the corner frame, and tighten the wire fixing screw. 2) Open the original cover and make a normal (100%) copy. 3) Measure the width of the black background at the lead edge and at the rear edge. AR-160/161 FM/E [7] ADJUSTMENT 11/27/1998 AR-161 1) Making of a test sheet Make test sheet by drawing parallel lines at 10mm from the both ends of A3 (11" x 17") white paper as shown below. (These lines must be correctly parallel to each other.) • When La > Lb Shift the mirror base B rail upward by the half of the difference of La – Lb. • When La < Lb Shift the mirror base B rail downward by the half of the difference of Lb – La. AR-160/161 FM/E [7] ADJUSTMENT 11/27/1998 AR-161 Mode Specification Main scanning At normal: direction ±1.0% magnification ratio • SIM Set value Set range SIM 48-1 Add 1: 0.1% increase Reduce 1: 0.1% decrease 1 ~ 99 1) Put a scale on the original table as shown below, and make a normal (100%) copy to make a test chart. AR-160/161 FM/E [7] ADJUSTMENT 11/27/1998 AR-161 Mode Specification Original off center mode (OC mode) Single: Center ± 2.0mm Duplex: Center ±2.5mm C. Image density adjustment SIM Set value SIM Add 1: 50-18 0.1mm shift to R side Reduce 1: 0.1mm shift to L side Set range (1) Copy mode (SIM 46-1) 1 ~ 99 1) Set a test chart (UKOG-0162FCZZ) on the OC table as shown below. b. AR-160/160 FM/E [8] SIMULATION 12/1/1998 AR-161 [8] SIMULATION Main code 22 1. Entering the simulation mode Perform the following procedure to enter the simulation mode. Clear key → Interruption key → Shift key → Interruption key → Start key → Sub code → Start key 2. Cancelling the simulation mode When the all clear key is pressed, the simulation mode is cancelled. When the interruption key is pressed, the process is interrupted and the screen returns to the sub code entering display. 3. AR-160/160 FM/E [8] SIMULATION 12/1/1998 AR-161 4. Contents of simulations Main code Sub code 1 1 Contents Mirror unit operation check Details of operation Used to execute scanning at the speed corresponding to the set magnification ratio. AR-160/160 FM/E [8] SIMULATION 12/1/1998 AR-161 Main code Sub code 3 4 Contents Job separator operation check Details of operation Initial value Set range Used to drive the job separator one way. Pressing the clear key stops the job separator at the home position. Key operation Stops at the home position: Clear all key 10 5 Job separator home position check Used to drive the job separator to the home position. AR-160/160 FM/E [8] SIMULATION 12/1/1998 AR-161 Main code Sub code 7 2 Contents Aging without JAM with warmup time display Details of operation Used to start warmup and count and display the warmup time every second. After completion of warmup, count up is terminated and the ready lamp is lighted. When the clear key is pressed and the copy quantity is entered and the start key is pressed, copying is made to make the set quantity of copies. At that time, the paper size does not matter. AR-160/160 FM/E [8] SIMULATION 12/1/1998 AR-161 Main code Sub code Contents 20 1 Maintenance counter clear Used to clear the maintenance counter. ∗2 21 1 Maintenance cycle setting Used to display the currently set maintenance cycle at the numbers shown at right. When the set value is entered and the start key is pressed, the set value is stored. AR-160/160 FM/E [8] SIMULATION 12/1/1998 AR-161 Main code Sub code 22 16 Duplex print counter display Used to display the current duplex print counter value. ∗1 17 Copy counter display Used to display the current copy counter value. ∗1 18 Printer counter display Used to display the current printer counter value. ∗1 19 Electronic sort counter display Used to display the current electronic sort counter value. AR-160/160 FM/E [8] SIMULATION 12/1/1998 AR-161 Main code Sub code 26 5 Contents Counter mode setting Details of operation Used to set the print counter mode in A3 or 11" × 17". Used to display the currently set counter value with the numbers at right. After entering the set value, press the start key, and the set value is stored. AR-160/160 FM/E [8] SIMULATION 12/1/1998 AR-161 Main code Sub code 41 3 Contents Document sensor light reception level display Initial value Details of operation Set range Used to display the light reception level and the detection level of the document sensor. (The sensor level adjusted with SIM 41-2 is displayed. AR-160/160 FM/E [8] SIMULATION 12/1/1998 AR-161 Main code Sub code 48 2 Contents OC mode sub scanning direction magnification ratio adjustment in copying Initial value Details of operation After completion of warmup, shading is performed and the currently set OC mode sub scanning direction magnification ratio adjustment in copying is performed. For the adjustment procedure, refer to the previous descriptions. AR-160/160 FM/E [8] SIMULATION 12/1/1998 AR-161 Main code Sub code 50 13 Contents OC mode document off center adjustment Details of operation After completion of warmup, shading is performed and the currently set off center adjustment value for the document in OC reading is displayed. For the adjustment procedure, refer to the previous descriptions. AR-160/161 FM/E [9] USER PROGRAM 11/27/1998 AR-161 [9] USER PROGRAM The factory setting can be changed according to the operating conditions. 1. User program functions Outline Default Auto clear Function When a certain time is passed after completion of the machine operation, the mode is returned to the initial state automatically. The time to return to the initial state can be set in the range of 30 ~ 120 sec by the unit of 30 sec. This function can be canceled. AR-160/161 FM/E [9] USER PROGRAM 11/27/1998 AR-161 *3. For the layout pattern, refer to page 9-1. • The number of the selected function blinks on the digit of 1 or the copy quantity display. Cancel: When any key is pressed by mistake, press the clear key and press the proper key. 3) Press the START key. 2. Setting change procedure Example: Changing the time for operating the auto clear function (from 60 sec to 120 sec) 1) Press and hold the density adjustment key for 5 sec to start setting. AR-160/161 FM/E [9] USER PROGRAM 11/27/1998 AR-161 3) Press the START key. • The selected function code is changed from blinking to lighting. • The currently set code blinks on the digit of 1. Cancel: When the "E" (error code) is lighted on the digit of 1, press the clear key and return to procedure 2. 4) Perform setting of the department counter. Perform setting referring to "F.Copy quantity delete" in "A. Department counter setting/cancel. AR-160/161 FM/E [6] OPERATIONAL DESCRIPTIONS 10/20/1998 AR-161 [10] TROUBLE CODE LIST Classification Electrical system error Function Copier Main code Sub code H2 00 Thermistor open error Thermistor is open H3 00 Fusing temperature abnormality (Abnormally high temperature detection) Abnormally high fusing temperature H4 00 Fusing temperature abnormality (Abnormally low temperature detection) Abnormally low fusing temperature Media sensor error Document detection error EEPROM communicatio AR-160/161 FM/E [6] OPERATIONAL DESCRIPTIONS 10/20/1998 AR-161 Classification Electrical system error Optical system error Function Operation Main code Sub code Trouble name U9 00 Operation board communication trouble 80 Operation board communication trouble (Protocol) 81 Operation board communication trouble (Parity) 82 Operation board communication trouble (Overrun) 84 Operation board communication trouble (Framing) 88 Operation board communication trouble (Timeout) Zero cross L8 01 AR-160/161 FM/E [11] MAINTENANCE 11/27/1998 AR-161 [11] MAINTENANCE 1. Maintenance table ✕: Check (Clean, adjust, or replace when required.) F: Clean Charger unit F F Transfer paper guide F F Reflector F F Mirror F F Mirror F F Pulley ✕ ✕ CCD peripheral Lens F F Glass Table glass F F White plate F F Drive wire ✕ ✕ ✕✩ ✕✩ Document cover F F Document size sensor F F Dust-proof glass F F Takeup roller F F Paper feed roller F F F✩ F✩ Lamp unit No. AR-160/161 FM/E [12] DISASSEMBLY AND ASSEMBLY 10/16/1998 AR-161 B. Charger wire [12] DISASSEMBLY AND ASSEMBLY Installation: The spring tip must be between two reference ribs. • The charger wire must be free from twist or bending. • Be sure to put the charger wire in the V groove. WARNING: Before performing the disassembly procedure, be sure to remove the power cord to prevent against an electric shock. No. AR-160/161 FM/E [12] DISASSEMBLY AND ASSEMBLY 10/16/1998 AR-161 D. Lens unit B. Copy lamp unit Disassembly: Be sure to put No. 2/3 mirror unit to the positioning plate (A). Assembly: Put the notched surface of wire holder (3) downward, tighten temporarily, and install. Adjustment: Main scanning direction distortion balance adjustment (4 ) (4 ) (2 ) (A ) (3 ) (A ) (1 ) (2 ) (3 ) 3. Fusing section No. AR-160/161 FM/E [12] DISASSEMBLY AND ASSEMBLY 10/16/1998 AR-161 Assembly: Put the paper guide earth spring (A) under the paper guide (B) before fusing. B. Thermostat (2 ) (1 ) (3 ) (1 ) (A) (B) (3) (4) (3) C. Thermistor Installation: Check that the thermistor is in contact with the upper heat roller. Disassembly: There are three pawls on the fusing cover. Remove the screws and slide the fusing cover to the right to remove. The heater lamp is fixed on the fusing cover with a screw. AR-160/161 FM/E [12] DISASSEMBLY AND ASSEMBLY 10/16/1998 AR-161 E. Upper heat roller G. Lower heat roller Assembly: When installing the paper guide (3) before fusing, tighten the paper guide fixing plate so that the paper guide fixing plate (2) is in contact with the frame bottom section (A) under fusing. (1 ) (2 ) (2 ) (A ) (4 ) (3 ) (1 ) (1 ) (3 ) (3 ) (2 ) (4 ) F. Separation pawl 4. Paper exit section (1 ) (1 ) No. AR-160/161 FM/E [12] DISASSEMBLY AND ASSEMBLY 10/16/1998 AR-161 B. Paper exit unit (7 ) (B ) (A ) (3 ) (6 ) (5 ) (4 ) (4 ) (2 ) (5 ) (4 ) (5 ) (1 ) D. Paper exit roller (1 ) (3 ) (9 ) (1 0 ) (8 ) (2 ) (6 ) (7 ) (9 ) (3 ) (6 ) (8 ) (2 ) C. Transport roller (1 ) (2 ) (1 ) Assembly: Insert the spring pin so that the waveform (A) of the spring pin faces in the longitudinal direction of the paper exit drive gear long hole (B). Be sure to insert two ribs (C) into the groove (D). AR-160/161 FM/E [12] DISASSEMBLY AND ASSEMBLY 10/16/1998 AR-161 6. Optical frame unit No. A (A ) (B ) Content Optical frame unit A. Optical frame unit (1) (1) (D ) (2) (4 ) (4 ) (C ) (C ) (1) (5 ) (1) (1) (3) (6 ) (7 ) (2) (6 ) (7 ) (8 ) Installation: Install the optical unit in the sequence shown above. 5. MCU No. A 7. LSU Content No. MCU A A. MCU disassembly Content LSU unit A. AR-160/161 FM/E [12] DISASSEMBLY AND ASSEMBLY 10/16/1998 AR-161 Assembly: Do not miss the door lock pawl. (5 ) (6 ) (3 ) (4 ) (5 ) Adjustment: • • • Image lead edge position adjustment Image left edge position adjustment Paper off-center adjustment 8. Tray paper feed section/Paper transport section No. B. Drive unit Assembly: Move down the clutch pawl as shown below, and avoid the clutch and install. AR-160/161 FM/E [12] DISASSEMBLY AND ASSEMBLY 10/16/1998 AR-161 C. Solenoid (paper feed solenoid, resist roller solenoid) E. Paper feed clutch/Paper feed roller (Semi-circular roller) (3) (1 ) (2 ) (2) (3 ) (2) (1) (4 ) D. Resist roller clutch/Resist roller 9. Manual multi paper feed section (1 ) No. A B C D E (2 ) Content Manual multi paper feed section Manual transport clutch Manual paper feed clutch Manual transport roller/Manual paper feed roller Multi feed solenoid A. AR-160/161 FM/E [12] DISASSEMBLY AND ASSEMBLY 10/16/1998 AR-161 Disassembly: Set up the cam transmission arm (2), and remove it. Assembly: Install so that the cam transmission arm (2) is under the roller arm (A). B. Manual transport clutch (4 ) (3 ) (5 ) (3 ) (2 ) (A ) (4 ) (8 ) (1 ) (1 ) C. Manual paper feed clutch Disassembly: Set up the shutter arm (1) then remove it. Assembly: Install so that the boss section of the fulcrum arm (2) comes between ribs. AR-160/161 FM/E [12] DISASSEMBLY AND ASSEMBLY 10/16/1998 AR-161 D. Manual transport roller/Manual paper feed roller 10. Power section Installation: Be careful of the installing direction of the manual transport roller (4). No. A Content Power unit A. Power unit (3 ) (3 ) (3 ) (1 ) (3 ) (2 ) (4 ) (5 ) (5 ) (4 ) (1 ) (4 ) (1 ) L O C K T O K E. Multi feed solenoid Assembly: Install so that the latches (A) and (B) move smoothly. AR-160/161 FM/E [12] DISASSEMBLY AND ASSEMBLY 10/16/1998 AR-161 D. MG roller 11. Developing section No. Contents A Waste toner box B Developing box C Developing doctor D MG roller (2 ) A. Waste toner box (1 ) (2 ) (1 ) (1 ) (5 ) (1 ) (4 ) B. Developing box (3 ) (3 ) (1 ) (6 ) (2 ) Adjustment: MG roller main pole position adjustment C. AR-160/161 FM/E [12] DISASSEMBLY AND ASSEMBLY 10/16/1998 AR-161 B. MC holder unit 12. Process section No. (1 ) Contents A Drum unit B MC holder unit C Cleaning blade (2 ) (1 ) A. Drum unit Assembly: When installing the drum cover (1), be sure to engage the transport screw gear (A) rib and the detection gear (B). (1 ) C. AR-160/161 FM/E [13] ELECTRICAL SECTION 12/1/1998 AR-161 [13] ELECTRICAL SECTION 1. Outline A. AR-160/161 FM/E [13] ELECTRICAL SECTION 12/1/1998 AR-161 2. MCU (1) Block diagram (MCU) (2) CPU (HD6412351IF) a. pin/signal table Pin No. AR-160/161 FM/E [13] ELECTRICAL SECTION 12/1/1998 AR-161 Pin No. AR-160/161 FM/E [13] ELECTRICAL SECTION 12/1/1998 AR-161 Pin No. AR-160/161 FM/E [13] ELECTRICAL SECTION 12/1/1998 AR-161 Pin No. AR-160/161 FM/E [13] ELECTRICAL SECTION 12/1/1998 AR-161 PIN No. 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Signal name IN/OUT MDATA10 MDATA9 MDATA8 MDATA7 3.3V MDATA6 MDATA5 GND MDATA4 MDATA3 MDATA2 MDATA1 MDATA0 /RAS0 IN/OUT IN/OUT IN/OUT IN/OUT Power IN/OUT IN/OUT Power IN/OUT IN/OUT IN/OUT IN/OUT IN/OUT OUT 41 /RAS1 OUT 42 /RAS2 OUT 43 44 45 46 /RAS64 3.3V /RAS16 MAD0 OUT Power OUT OUT 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 GND MAD1 MAD2 MAD3 MAD4 MAD5 MAD6 MAD7 MAD8 MAD9 3. AR-160/161 FM/E [13] ELECTRICAL SECTION 12/1/1998 AR-161 PIN No. 141 Signal name IN/OUT SOE0 OUT PIN No. AR-160/161 FM/E [13] ELECTRICAL SECTION 12/1/1998 AR-161 (4) I/O ASIC a. pin/signal table Pin No. AR-160/161 FM/E [13] ELECTRICAL SECTION 12/1/1998 AR-161 Pin No. AR-160/161 FM/E [13] ELECTRICAL SECTION 12/1/1998 AR-161 Pin No. AR-160/161 FM/E [13] ELECTRICAL SECTION 12/1/1998 AR-161 Pin No. AR-160/161 FM/E [13] ELECTRICAL SECTION 12/1/1998 AR-161 (5) Reset circuit This circuit detects ON/OFF of power to control start/stop of each circuit. The 5V voltage of the main PWB is detected by the reset IC to generate the reset signal. When the power voltage reaches the specified level, the circuit operations are started. Before the power voltage falls below the specified level, the circuit operations are stopped to prevent against malfunctions. AR-160/161 FM/E [13] ELECTRICAL SECTION 12/1/1998 AR-161 (8) Toner supply motor drive circuit The IC31 is the motor control IC, which generates the pseudo AC waveform with the pulse signals (TM, TM-) outputted from ASIC, driving the toner supply motor. 3. CCD PWB The CCD PWB is provided with the CCD (Charge-Coupled Device), the differential amplifier which amplifies image signals, and the AD convertor which converts the amplified image signals into digital signals. AR-161 [14] CIRCUIT DIAGRAM 14 – 1 14 – 2 AR-161 MCU 1 14 – 3 14 – 4 AR-161 MCU 2 14 – 5 14 – 6 AR-161 MCU 3 14 – 7 14 – 8 AR-161 MCU 4 14 – 9 14 – 10 AR-161 MCU 5 14 – 11 14 – 12 AR-161 MCU 6 14 – 13 14 – 14 AR-161 MCU 7 14 – 15 14 – 16 AR-161 MCU 8 14 – 17 14 – 18 AR-161 MCU 9 14 – 19 14 – 20 AR-161 OPERATION PWB1 14 – 21 14 – 22 AR-161 OPERATION PWB2 14 – 23 14 – 24 AR-161 OPERATION PWB3 14 – 25 14 – 26 AR-161 ELECTRONIC SORT KEY PWB 14 – 27 14 – 28 AR-161 [15] ACTUAL WIRING DIAGRAM ACTUAL WIRING DIAGRAM 1/3 15 – 1 15 – 2 AR-161 ACTUAL WIRING DIAGRAM 2/3 15 – 3 15 – 4 AR-161 ACTUAL WIRING DIAGRAM 3/3 15 – 5 15 – 6 AR-160/161 FM/E COVER 12/1/1998 AR-161 AR-160/161 FM/E COVER 11/27/1998 AR-161 q COPYRIGHT © 1998 BY SHARP CORPORATION All rights reserved. Printed in Japan. 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