SERVICE MANUAL Color Inkjet Printer EPSON STYLUS CX4300/CX4400/CX5500/ CX5600/DX4400/DX4450 SEMF07-004
Notice: All rights reserved. No part of this manual may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of SEIKO EPSON CORPORATION. The contents of this manual are subject to change without notice. All effort have been made to ensure the accuracy of the contents of this manual.
PRECAUTIONS Precautionary notations throughout the text are categorized relative to 1) personal injury and 2) damage to the equipment. DANGER Signals a precaution which, if ignored, could result in serious or fatal personal injury. Great caution should be exercised in performing procedures preceded by DANGER Headings. WARNING Signals a precaution which, if ignored, could result in damage to equipment.
About This Manual This manual describes basic functions, theory of electrical and mechanical operations, maintenance, and repair procedures of the printer. The instructions and procedures included herein are intended for experienced repair technicians, and attention should be given to the precautions on the preceding page. Manual Configuration This manual consists of six chapters and Appendix. CHAPTER 1. PRODUCT DESCRIPTIONS Provides a general overview and specifications of the product. CHAPTER 2.
Revision Status Revision Issued Date A April 23, 2007 Description First Release
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A CONTENTS Chapter 1 PRODUCT DESCRIPTION Chapter 3 TROUBLESHOOTING 1.1 Overview .............................................................................................................. 9 1.1.1 Features...................................................................................................... 9 1.2 Specifications ..................................................................................................... 10 1.2.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 4.7 The Shortest Way to Remove the Main Frame. ................................................. 4.8 Scanner Section .................................................................................................. 4.8.1 Upper Scanner Housing........................................................................... 4.8.2 CIS Assy./CIS Carrier Assy./Scanner FFC ............................................. 4.8.
CHAPTER 1 PRODUCT DESCRIPTION
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 1.1 Overview Copy margin is automatically selected from two options, related to paper type and paper size; Standard Copy (3mm-margin), or Borderless copy. This unit provides the three primary functions; computer-connected printer, scanner, and stand-alone copy machine, and is designed for home/personal use.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 1.2 Specifications INK CARTRIDGE SPECIFICATIONS 1.2.1 Printing Specifications The product numbers of the EPSON ink cartridges for this printer are shown below. Table 1-3. Product No. of Ink Cartridges Table 1-2.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 1-6. Print Mode (Black) PRINT MODE Print Mode Resolution (H x V) dpi Dot Size (cps)*1 Borderless Fast Economy*2 360 x 120 Eco (360 cps) Plain Paper - Table 1-5.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A PAPER SUPPORT The table below lists the paper type and sizes supported by the printer. The Supported paper type and sizes vary depending on destinations (between EAI, EUR, and Asia). Table 1-7. Paper Support Paper Type Plain paper Paper Size Premium Bright White Paper (EAI) Bright White Inkjet Paper (Euro, Asia) Asia P*1 B*1 P*1 B*1 - Y - Y - Letter 215.9 x 279.4 mm (8.5”x11”) Y - Y - Y - A4 210 x 297 mm (8.3”x11.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 1-7. Paper Support Paper Type Paper Size Letter Photo Paper Glossy (EAI) Glossy Photo Paper (Euro, Asia) Premium Photo Paper Semi-Gloss (EAI) Premium Semigloss Photo Paper (Euro, Asia) Premium Presentation Paper Matte (EAI)*1 Matte Paper-Heavyweight (Euro, Asia)*1 Envelopes Note 1: C A U T IO N A4 210 x 297 mm (8.3”x11.7”) 127 x 178 mm 4” x 6” 101.6 x 152.4 mm Letter 215.9 x 279.4 mm (8.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A PRINTING AREA Left margin Right margin The printing area for this printer is shown below. Top margin Table 1-8. Printing Area (Margins) Paper size Standard print Note * : Left Right Top Bottom Any size 3 mm 3 mm 3 mm 3 mm Envelope 5 mm 5 mm 3 mm 20 mm 2.54 mm* 2.54 mm* 2.96 mm* 4.02 mm* 2.82 mm* 3.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 1.2.2 Scanning Specifications SCANNING AREA Table 1-9. Scanner Specifications Table 1-10. Image Scanning Area Product type Flatbed color image scanner RW OLM RL OTM Scanning method Scanning of fixed document with mobile scan head (readable width) (out-of-range left margin) (readable length) (out-of-range top margin) Sensor CIS 216 mm (8.5”) 1.5 mm ± 1 mm 297 mm (11.7”) 1.5 mm ± 1 mm Maximum scan area 8.5” x 11.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 1.2.3 Standalone Copying Specifications COPY MODE Table 1-12. Print Mode for Copying SUPPORTED PAPER TYPES AND SIZES Copy Mode Table 1-11.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A COPY AREA BORDERLESS COPY The following table shows the relative positioning of the original and copy. The following table shows the relative positioning of the original and copy. Table 1-15. Original (scanner) Table 1-17.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 1.2.4 Electrical Specifications 1.2.5 Environmental Conditions Primary power input Table 1-20. Environmental Performance Table 1-19. Primary Power Input Item 100-120 V model 220-240 V model Rated power supply voltage 100 to 120 VAC 220 to 240 VAC Input voltage range 90 to 132 VAC 198 to 264 VAC Rated current 0.6A (max. 0.7) 0.3A (max. 0.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 1.2.6 Durability 1.2.9 Interface Total print life: 10,000 pages (black only, A4), or three years (whichever comes first) Printhead life: Seven billion shots (per nozzle) or five years (whichever comes first) Scanner head: 36,000 cycles (MCBF) The printer has a USB interface of the following specification. Standards 1.2.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 1.2.10 Control Panel BUTTONS The five buttons on the control panel functions as shown below. Table 1-22. Buttons Button Function Power Turns the power on or off.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 1.2.11 Button Functions in Stand-alone Copy Table 1-24. Buttons The functions of the buttons in stand-alone copy mode are described in the table below. Table 1-24. Buttons Button Function Power Turns the power on or off. Stop • Job cancel Cancels a print or copy job, and ejects paper if paper has been fed inside. • Head cleaning Runs a head cleaning cycle when pressed for three seconds or longer.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 1.2.13 Power Save Mode 1.2.15 Printer Initialization (T.B.D) Without any panel operation for 15 minutes (T.B.D.) while the printer and scanner unit are in standby status, this unit moves into the low power panel mode in which power consumption for the panel decreases. This unit recovers from that mode by pushing any button but Power Button or printing/ scanning by the computer. This unit is turned off by pushing Power Button in that mode.
CHAPTER 2 OPERATING PRINCIPLES
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 2.1 Overview This section describes the operating principles of the Printer Mechanism, Scanner Mechanism and Electrical Circuit Boards. PF roller PF motor 2.2 Printer Mechanism Star wheel rollers Printer mechanism of Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 consists of printhead, carriage mechanism, paper loading/feeding mechanism, and ink system.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 2.2.1 Printhead Specifications 2.2.2 Carriage Mechanism The Printhead of this product is a D2-CHIPS type. Main components of the carriage mechanism are carriage unit (including printhead, CR encoder sensor), CR motor, timing belt, and CR scale. Nozzle configuration 2.2.2.1 CR Motor Specifications Monochrome 90 nozzles Color 29 nozzles x 3 (Cyan, Magenta, Yellow) Table 2-1.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 2.2.3 Paper Feeding Mechanism 2.2.3.2 Drive Process Paper loading/feeding mechanism consist of CR lock lever inside the ink system, LD roller shaft (including clutch mechanism), and ASF unit. 1. CR lock lever and clutch mechanism play an important role in paper loading mechanism. Refer to 2.2.3.2 Drive Process (p26) for details.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 2.2.4 Ink System Mechanism The Ink system mechanism consists of pump mechanism and capping mechanism that includes wiper mechanism. 2.2.4.1 Pump Unit Mechanism When the PF motor turns, power is always transmitted to the ink system. Table 2-3. PF Motor Rotational Direction & Ink System Mechanism Direction* Counterclockwise Clockwise Note * : Function Absorbs the ink by the Pump Unit Release pump.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 2.3 Scanner Mechanism Scanner Carriage Shaft Scanner Carriage Unit The Scanner Mechanism of Stylus CX4300/CX4400/CX5500/CX5600/DX4400/ DX4450 are constructed of a Scanner Carriage Unit, Scanner Motor, etc., in the same way as previous A4 size scanners. 2.3.1 Scanner Carriage Mechanism 2.3.1.1 Scanner Carriage Unit Overview The Scanner Carriage Unit consists of a CIS Board, Rod Lens Array, LEDs, etc.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 2.3.1.2 Scanner Carriage Unit Movement Overview Image is scanned in the main scanning direction (=1 line) by the CIS board and in the sub-scanning direction (=several lines) combined with Scanner Carriage Unit movement. (See the figure below.) The CIS board can scan 1 line in main scanning direction (parallel to the Scanner Carriage Unit) at one time.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 2.4 Electrical Circuit Operating Principles The electric circuit of Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 consists of the following boards: Main board: PCBA MB Power supply board: ASSY POWER 110V/220V Panel board: PCBA PB Panel Board PF Motor Head Driver Board The logic circuit of the Main Board is composed of the following: Printer Mechanism Sensors Scanner Motor CIS Assy.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Serial Flash (U5) RTC (U9) SDRAM (U4) CIS Assy. J5 Panel Board J3 J7 CR Motor Motor Driver (U7) J8 PF Motor Motor Driver (U6) J6 Scanner Motor J9 PE Sensor CN1 Printhead CPU-ASIC (U3) Data Address DAC (U10) Q12, Q13 USB (J2) Power Supply Board CN2 CR Encoder Sensor J1 CSIC Board Figure 2-8.
CHAPTER 3 TROUBLESHOOTING
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 3.1 Overview Table 3-2. Sensor check point Sensor name This chapter describes unit-level troubleshooting. Refer to the flowchart in this chapter to identify the defective unit and perform component level repair if necessary. This chapter also explains motor coil resistance, sensor specification and error indication. PE Sensor Check point J9 / Pin 1 and 2 Signal level Switch mode Less than 0.4V Off: No paper More than 2.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-3. Error Indications and Fault Occurrence Causes Communication Error Ink Low Double Feed Paper Out Power — — — — Ink — — — — Paper — — — On This error is detected at resending of paper for double-sided printing when paper length is determined to be other than default value. This error is detected when the top of a paper is not detected with the PE Sensor in the paper loading sequence.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-4. Error Indications and Fault Occurrence Causes Replace Ink Cartridge or No Ink Cartridge CSIC Error Incorrect I/C Paper Jam Power — — — — Ink On On On — Paper — — — On Indications Printer Status Status monitor 3 message Fault Occurrence Cause Reference Page Note : “–” This error is detected when; • The ink consumption amount reaches 100%. • The ink cartridge is defective.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-5. Error Indications and Fault Occurrence Causes Maintenance Request Fatal Error (Mechanism) Power On Blink Ink On Blink Paper On Blink This error is detected when the Waste Ink Counter exceeds the preset counter value. This error is detected when it is determined that the printer cannot operate properly. (CR error, PF error, etc.) “5.2.3 Waste Ink Pad Counter” (p.XXX) (T.B.D.).
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 3.3 Troubleshooting You can identify the troubles by using the checklist in this section after confirming the LED indication on the SPC. If you connect the SPC to your PC and see an error message on the STM3, you can short the total repair time. And, when you find out the defective parts, replace them by referring the Chapter 4 “DISASSEMBLY AND ASSEMBLY”. The following tables describe the error check points. Table 3-6.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-6. Check point for communication error according to each phenomenon Occurrence timing CR position Detailed phenomenon Defective unit/part name USB Cable • Operation • – When turning on the power, the power on sequence is performed correctly. But, when any printer job is sent to the SPC, a communication error is indicated with STM3. Check point Remedy 1. Check if the USB Cable is connected between the SPC and the PC. 1.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-8. Check point for double feed error according to each phenomenon Occurrence timing CR position Detailed phenomenon Defective unit/part name Check point 1. Check if the Extension Spring Retard operates correctly in the paper loading sequence. Remedy 1. Set the Extension Spring Retard between the Retard Roller Unit and the ASF Frame.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-9. Check point for paper out error according to each phenomenon Occurrence timing CR position Detailed phenomenon Defective unit/part name Check point Remedy 1. Check if any paper dust is not adhered to the surface of the LD Roller. • Operation • – The LD Roller cannot pick up paper although the LD Roller attempt to rotate correctly. LD Roller 1. Set a cleaning sheet in the ASF Unit up side down.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-9. Check point for paper out error according to each phenomenon Occurrence timing CR position Detailed phenomenon Defective unit/part name Check point Remedy 1. Check if the Extension Spring 0.143 does not come off in the Clutch mechanism. 1. Reassemble the Extension Spring 0.143 in the Clutch mechanism. Extension Spring 0.143 Clutch • Operation • – The drive of the PF Motor is not transmitted to the LD Roller Shaft. 2.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-9. Check point for paper out error according to each phenomenon Occurrence timing CR position Detailed phenomenon Defective unit/part name Check point Remedy 1. Check if the Compression Spring 2.36 does not come off in the Change Lever. 1. Replace the ASF Unit with a new one. Change Lever • Operation • – The drive of the PF Motor is not transmitted to the LD Roller Shaft. ASF Unit Compression Spring 2.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-10. Check point for no ink cartridge/CSIC error/incorrect ink cartridge according to each phenomenon Occurrence timing CR position Detailed phenomenon Defective unit/part name Check point 1. Check if Ink Cartridge is properly installed. Remedy 1. Install the Ink Cartridge properly. 2. Check if the Memory Chip is not disconnected or not chipped. 2. Replace the Ink Cartridge with a new one. Ink Cartridge Memory Chip 1.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-11. Check point for paper jam error according to each phenomenon Occurrence timing CR position Detailed phenomenon Defective unit/part name Check point 1. Check if the ASF Unit is properly installed. 1. Install the ASF Unit properly. 2. Check if the Paper Back Lever operates correctly in the paper loading sequence. 2. Set the Torsion Spring 6.45 between the ASF Frame and the Paper Back Lever.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-11. Check point for paper jam error according to each phenomenon Occurrence timing CR position Detailed phenomenon Defective unit/part name Check point 1. Check if the Extension Spring Retard operates correctly in the paper loading sequence. Remedy 1. Set the Extension Spring Retard between the Retard Roller Unit and the ASF Frame. Back side of ASF Unit Paper is being resent during paper feeding operation.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-11. Check point for paper jam error according to each phenomenon Occurrence timing CR position Detailed phenomenon Defective unit/part name Check point 2. Check if the Star Wheel Holders does not come off. The leading edge of paper does not go through between the EJ Roller Unit and the Star Wheel. Remedy 2. Reassemble the Star Wheel Holders correctly. EJ Frame Assy* Star Wheel Holders • Operation • – 3.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-12. Check point for fatal error according to each phenomenon Occurrence timing CR position Detailed phenomenon Defective unit/part name Check point 1. Check if the Scanner Motor Connector Cable is connected to J6 on the Main Board. Remedy 1. Connect the Scanner Motor Connector Cable to J6 on the Main Board.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-12. Check point for fatal error according to each phenomenon Occurrence timing CR position Detailed phenomenon Defective unit/part name Check point 1. Check if the Scanner FFC is connected to J5 on the Main Board. Remedy 1. Connect the Scanner FFC to J5 on the Main Board. J5 • Power on • Anywhere The Scanner Unit does not initialize when the power is turned on. Scanner FFC Scanner FFC 2.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-12. Check point for fatal error according to each phenomenon Occurrence timing CR position Detailed phenomenon Defective unit/part name Check point Remedy 1. Check if the CR Motor Connector Cable is connected to J7 on the Main Board. CR Motor When turning on the power, the CR Motor does not operate at all. CR Motor Connector Cable 2. Check if the CR Motor Connector Cable is not damaged. 2.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-12. Check point for fatal error according to each phenomenon Occurrence timing CR position Detailed phenomenon Defective unit/part name PF Motor • Power on • Anywhere When turning on the power, the Carriage Unit collides to the Change Lever located to the front side of the printer. Check point Remedy 1. Check if the PF Motor Connector Cable is connected to J8 on the Main Board. 1.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-12. Check point for fatal error according to each phenomenon Occurrence timing CR position Detailed phenomenon Defective unit/part name Check point Remedy 1. Check if the CR Scale does not come off or it properly passes through the slit of the CR Encoder Board. 1. Reassemble the CR Scale correctly. * If the problem is not solved, replace the Main Board with a new one. Slit of the CR Encoder Board CR Scale 2.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-12. Check point for fatal error according to each phenomenon Occurrence timing CR position • Operation • Anywhere Detailed phenomenon Defective unit/part name The CIS Assy. does not operate. Lower Scanner Housing Check point Remedy 1. Check if the grease is enough on the Guide Rail of the Lower Scanner Housing. 1.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 3.3.1 Superficial Phenomenon-Based Troubleshooting This section explains the fault locations of the error states (print quality and abnormal noise) other than the error states (LED and STM3) in the previous section. Table 3-13. Check point for multiple sheets of paper are always loaded without LEDs and STM3 Occurrence timing CR position Detailed phenomenon Defective unit/part name Check point 1.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-14. Check point for the abnormal noise Occurrence timing CR position • Anytime • Anywhere Detailed phenomenon The abnormal noise occurs at the first power on timing and during each operation although the printing operation is performed. The bottom of the Carriage Unit contacts the surface of the EJ Frame Assy.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-16. Check point for the poor printing quality Print Quality State Detailed phenomenon Defective unit/part name Check point Remedy 1. Check if there is not any foreign material/damage around the seal rubber part on the Cap Unit. 1. Remove the foreign material around the seal rubber parts carefully. Seal rubber part Ink is scarcely ejected to the Cap from the Print Head.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-16. Check point for the poor printing quality Print Quality State Detailed phenomenon Defective unit/part name Check point Remedy 1. Check if the Head FFC is securely connected to the Print Head Connectors and the Main Board Connectors (CN1, CN2). 1. Connect the Head FFC to the Print Head and the Main Board Connectors.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-16. Check point for the poor printing quality Print Quality State Detailed phenomenon Micro banding appears horizontally against the CR movement direction and it appears with the same width. Defective unit/part name Check point Remedy Printer driver & exclusive paper 1. Check if the suitable paper is used according to the printer driver setting. 1. Use the suitable paper according to the printer driver setting. 1.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-16. Check point for the poor printing quality Print Quality State Detailed phenomenon Defective unit/part name Check point 1. Check if any paper dust is not adhered to the surface of the LD Roller. • Print start position slip The printing operation is correctly performed. But, the top margin is insufficient than usual one. LD Roller LD Roller 1.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 3-16. Check point for the poor printing quality Print Quality State Detailed phenomenon Defective unit/part name Print Head Paper Guide Upper Unit • Ink stain of paper Check point Remedy 1. Check if the Print Head Cover does not have the ink drop. 1. Clean the Print Head Cover carefully with a soft cloth. 1. Check if the Paper Guide Upper Unit does not have the ink stain. 1. Clean the Paper Guide Upper Unit with a soft cloth.
CHAPTER 4 DISASSEMBLY/ASSEMBLY
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 4.1 Overview C A U T IO N This section describes procedures for disassembling the main components of the product. Unless otherwise specified, disassembled units or components can be reassembled by reversing the disassembly procedure. Procedures which, if not strictly observed, could result in personal injury are described under the heading “WARNING”. “CAUTION” signals a precaution which, if ignored, could result in damage to equipment.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 4.1.3 Work Completion Check Table 4-2. Work Completion Check If any service is made to the printer, use the checklist shown below to confirm all works are completed properly and the printer is ready to be returned to the user. Classification Table 4-2.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 4.1.4 Caution After Repair (T.B.D) Before shipping the product after repair, be sure to secure the CR Unit following the procedure below. HOW TO SECURE THE CR UNIT BEFORE PACKING (1) Move the CR Unit to the Home position. (2) Lock the Carriage Lock toward the front of the printer with a flathead screwdriver. (See “4.6.1 Printhead (p75)”) (3) Move the CR Unit to the center slightly until it comes in contact with the Carriage Lock.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 4.2 Disassembly Procedures This section explains the procedures for disassembling the product. Unless otherwise stated, reassembly should be carried out in the reverse order of the disassembly procedure. For detailed engagement relations among main components, refer to the exploded diagrams in the Appendix. The Shortest Way to Remove the Main Frame START “4.3.3 Document Cover/ ASF Cover/Support Arm (p66)” “4.3.1 Paper Support Assy.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 4.3 Printer Section 4.3.2 Stacker Assy. 4.3.1 Paper Support Assy. Part/Unit that should be removed before removing Stacker Assy. None Part/Unit that should be removed before removing Paper Support Assy. None Removal Procedure Removal Procedure 1. Release the Paper Support Assy. from the guide pins (x2) of the Lower Case, and remove the Paper Support Assy. from the Lower Case. 1. Open the Stacker Assy. 2.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 4.3.3 Document Cover/ASF Cover/Support Arm C A U T IO N When disassembling/assembling the Scanner Unit after removing the Document Cover, make sure to protect the document glass from damage and dirt. Also, pay extra care to keep the Document Cover mat surface clean. 3. Open the Scanner Unit. 4. Press the upper left and right sides of the Support Arm inward to release its upper left and right guide pins from the Scanner Unit. 5.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 4.3.4 Scanner Unit/Middle Case/Panel Unit 2. Part/Unit that should be removed before removing Scanner Unit /Middle Case /Panel Unit Document Cover / ASF Cover / Support Arm While pushing the Lower Case with your thumb in the direction of the arrow, pull the Scanner Unit toward you to release it from the following pin and hook. The left guide pin (x1) on the Lower Case. The hook (x1) on the Middle Case. Removal Procedure 1.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 4. Revision A While pushing outward on the right side of the Lower Case to widen it, disengage its tabs (x2) from the square holes (x2) of the Middle Case, and pull the Middle Case upward. 6. Tilt the Scanner Unit /Middle Case /Panel Unit as shown, and slightly move them frontward to disengage the left front tab of the Middle Case. Middle Case Tab Hole Tab Figure 4-15. Removing Scanner Unit /Middle Case /Panel Unit (5) Figure 4-13.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Removing the Scanner Unit from the Middle Case 1. Removing the Panel Unit from the Middle Case Pull out the cable and FFC from the cutout of the Middle Case, and remove the Scanner Unit from the Middle Case. C A U T IO N The Panel Unit cable is fixed being routed through the tabs on the backside of the Middle Case. When sliding the Panel Unit at the next step, be careful not to move it too much. Scanner Unit 1.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A REASSEMBLY OF SCANNER UNIT /MIDDLE CASE /PANEL UNIT Installing the Panel Unit to the Middle Case 1. Put the Panel Unit cable through the cutout of the Middle Case. (refer to Figure 4-19) 2. Slide the Panel Unit front-to-rear on the Middle Case engaging the tabs and hooks shown below. Make sure to slide the Panel Unit until the tab A clicks and the unit is secured. Tab (A) 2.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 4.4 Removing Printer Mechanism Part/Unit that should be removed before removing Printer Mechanism Document Cover / ASF Cover / Support Arm / Scanner Unit / Middle Case / Panel Unit Revision A 3. Release the Grounding Spring from the hooks (x2) and remove it 4. Remove the screws (x2) that secure the Shield Plate, and remove it from the Lower Case. Grounding Spring Removal Procedure 1.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 6. Revision A Carefully lift up the front end of the Printer Mechanism to pull the ASF Unit sections out from the Lower Case, and remove the Printer Mechanism. ASF Unit section (right) Printer Mechanism ASF Unit section (left) Lower Case Figure 4-26.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 4.5 Removing Board 2. Remove the screws (x4), and remove the Main Board Assy. Head FFCs 4.5.1 Main Board Shield Plate Main Board Assy. Part/Unit that should be removed before removing Main Board Document Cover / ASF Cover / Support Arm / Scanner Unit / Middle Case / Panel Unit /Printer Mechanism /Hopper Removal Procedure 1. Disconnect the following connector cables (x4) and FFCs (x2) from the connectors on the Main Board Assy.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 A D J U S T M E N T R E Q U IR E D Revision A After replacing the Main Board, perform the following adjustments (T.B.D.). (Refer to Chapter 5 “ ADJUSTMENT (p100)”) 1. “EEPROM data copy” (only after replacement) 2. “Destination Setting” (only after replacement*) 3. “USB ID Input” (only after replacement*) 4. “Waste Ink Pad Counter” (Ink Pads must be replaced) 5. “Head ID Input” (only after replacement*) 6.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 4.6 Disassembling Printer Mechanism Revision A 2. 3. Open the Cartridge Cover and remove all the Ink Cartridges from the CR Unit. Release the FFCs from the tabs. 4.6.1 Printhead FFCs Part/Unit that should be removed before removing Printhead Cartridge Cover Document Cover / ASF Cover / Support Arm / Scanner Unit / Middle Case / Panel Unit Removal Procedure 1.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 5. Release the tabs (1) and (2) with a flathead precision screwdriver, and remove the Holder Board Assy. upward. Revision A 6. Release the tab and pull out the blade of the Sub FFC Guide from the slit, and remove the Sub FFC Guide pulling out the guide pin (x1) from the notch. CR Unit CR Unit Blade Sub FFC Guide Slit Notch Tab (1) Tab (2) Guide Pin Notch Figure 4-34.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 8. Revision A Remove the Head FFC (x1) from the connector (x1), and remove the Printhead. When installing the Holder Board Assy, make sure to check if the assy is properly installed in the right position. The assy is likely to be installed in the wrong position. Head FFC The Ink Position Label is not included in the Cartridge Cover. When replacing the Cartridge Cover, order the Ink Position Label separately and attach the label as shown below.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 4.6.2 Hopper Before installing the Hopper, be sure to adjust the position of the LD Roller following the steps below. 1. Unlock the Carriage Lock. (See “4.6.1 Printhead (p75)”) 2. Move the CR Unit to the center of the printer. 3. Adjust the position of LD Roller turning the EJ Roller clockwise. • LD Roller position: the flat part facing inward. • Paper Back Lever position: inner most.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 4.6.3 CR Scale C A U T IO N Revision A 3. 4. Pay attention to the following instructions: Do not touch the CR Scale with bare hands. Do not damage the CR Scale. Do not stretch Extension Spring 3.289 too much. Release the Extension Spring 3.289 from the hook of the Main Frame. Rotate the CR Scale 90 degrees as shown in the figure and remove the scale from the Main Frame.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 4.6.4 CR Motor Revision A 3. Part/Unit that should be removed before removing CR Motor Document Cover / ASF Cover / Support Arm / Scanner Unit / Middle Case / Panel Unit / Printer Mechanism / CR Scale Removal Procedure 1. 2. 4. Loosen the tension of the Timing Belt by pressing the Driven Pulley Holder in the direction of the arrow as shown in the figure, and release the Timing Belt from the pinion gear of the CR Motor.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 4.6.5 CR Unit/Timing Belt Part/Unit that should be removed before removing CR Unit/Timing Belt Document Cover / ASF Cover / Support Arm / Scanner Unit / Middle Case / Panel Unit / Printer Mechanism / Print Head / Ink System (Cap Assy) / CR Scale / CR Motor C A U T IO N Revision A Insert the wavy-surface part of the Timing Belt into the groove of the CR Unit. When installing the Head FFC, follow the steps below.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A >> From the previous page. 3. Fold back the Head FFC and secure it with Rib A again. Head FFC Figure 4-49. Installing Head FFC (3) 4. 5. Connect the Head FFC to CN1, CN2 of the Main Board. (see “4.5.1 Main Board (p73)”) Arrange FFC1 on top of FFC2. CN1,CN2 FFC2 FFC1 Figure 4-50.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 4.6.6 Ink System removal Revision A 2. Detach the Ink Tube from the Cap Assy, and remove the Cap Assy. Part/Unit that should be removed before removing Ink System Document Cover / ASF Cover / Support Arm / Scanner Unit / Middle Case / Panel Unit / Printer Mechanism C A U T IO N Cap Assy Ink Tube Do not touch or damage the Sealing Rubber or the Head Cleaner when performing the following work.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 10. Pull out the Ink Tube and the Tube Stopper from the connector of the Waste Ink Pads, and draw out the tube from the Ink Tube passage. 11. Remove the pump system. Ink Tube Connector of Waste Ink Pad Revision A When installing the Cap Assy, follow the steps described below. 1. Arrange the tube between the ribs as shown in the figure below. 2. Place the Cap Assy and match the tabs (x2) and lock them. (refer to Figure 4-51) 3. Attach the Ink Tube.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 4.6.7 Power Supply Board Part/Unit that should be removed before removing LD Roller/ASF Unit Revision A C A U T IO N Document Cover / ASF Cover / Support Arm / Scanner Unit / Middle Case / Panel Unit / Printer Mechanism Removal procedure 1. 3. Do not turn the Power Supply Board upside down as shown in the figure below. This figure is only used to show the location of the parts and the harness arrangement.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 4.6.8 EJ Frame Assy/EJ Roller EJ Roller Removal Part/Unit that should be removed before removing EJ Frame Assy/EJ Roller 3. Insert a flathead screwdriver between the rib and the Spur Gear, 59.6 and push the gear in the direction of the arrow, and remove the Spur Gear, 59.6. Document Cover / ASF Cover / Support Arm / Scanner Unit / Middle Case / Panel Unit / Printer Mechanism C H E C K P O IN T Rib When installing Spur Gear, 59.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 4.6.9 Main Frame Revision A 4. Part/Unit that should be removed before removing LD Roller/ASF Unit Remove the Extension Springs (x3) from the hooks of the Main Frame and the guide pins of the Upper Paper Guide. Document Cover / ASF Cover / Support Arm / Scanner Unit / Middle Case / Panel Unit / Printer Mechanism / Hopper / Main Board / Print Head / CR Scale / CR Motor / CR Unit / Timing Belt Removal procedure 1.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 6. While detaching the shaft of the LD Roller from the LD Holder Shaft Assy, remove the Main Frame. Revision A 9. Release the tab (x1), and remove the PE Detector Assy. LD Holder Shaft Assy PE Detector Assy LD Roller Main Frame Upper Paper Guide Tab Figure 4-70. Removing Main Frame (2) 7. Figure 4-73. Removing PE Detector Assy Release the connector cable of the PE Detector from the tabs (x4). 10.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 11. Remove the PE Detector Lever and Torsion Spring, 0.222. When securing the Main Frame to the Frame Base with screws, be sure to perform the tightening in the order of the numbers indicated in Figure 4-69 (p.87). When installing the Shield Plate L, be cautious not to damage the Spur Gears of the PF Roller and the EJ Roller.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 4.6.10 LD Roller/ASF Unit Part/Unit that should be removed before removing LD Roller/ASF Unit Document Cover / ASF Cover / Support Arm / Scanner Unit / Middle Case / Panel Unit / Printer Mechanism / Hopper / Main Board / Main Frame / EJ Frame Assy. / Print Head / CR Scale / CR Motor / CR Unit / Timing Belt / Ink System Removal procedure Preparation for LD Roller Removal 1. 2. Rotate the LD Roller until the flat part faces upwards.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 ASF Unit Removal 1. 2. Remove the screw (x1) from the side of the Frame Base. Remove the screws (x2), and remove the ASF Unit taking care not to scratch it with the positioning tab. Revision A Assemble the LD Roller as shown below. LD Roller Shaft Guide pin Positioning hole Spur Gear 36.8 LD Roller Extension Spring 0.143 ASF Unit Tabs Clutch Figure 4-82. Assembling LD Roller (1) 1.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 4.6.11 Waste Ink Pads When installing the Waste Ink Pads on the section , be sure to lay the six parts one on top of another in the order shown in the figure. Part/Unit that should be removed before removing Waste Ink Pads Document Cover / ASF Cover / Support Arm / Scanner Unit / Middle Case / Panel Unit / Printer Mechanism / Hopper / Main Board / Main Frame / EJ Frame Assy.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 4.6.12 PF Roller C A U T IO N Revision A 2. Remove the Spur Gear, 13.5 from the PF Roller with a flathead screw driver or the like. Do not touch or damage the coated area of the PF Roller Assy., when performing the following work. When installing the Spur Gear, 13.5, be sure to install a new one. The Spur Gear 13.5 cannot be reused. Spur Gear, 13.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 4.6.13 PF Motor Revision A When installing the PF Motor, arrange the cable into the slit and the hook, then place the ferrite core into the positioning hole. Part/Unit that should be removed before removing PF Motor Document Cover / ASF Cover / Support Arm / Scanner Unit / Middle Case / Panel Unit / Printer Mechanism / Hopper / Main Board / Main Frame / EJ Frame Assy.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 4.7 The Shortest Way to Remove the Main Frame. If the parts to repair is only the parts after the Main Frame is removed, there’s another way to remove the Main Frame together with other parts. (See the following list of “Target Parts of this removal” or the parts marked with “*” in “Figure 4-2. Disassembling Flowchart (p64)”) Revision A 7. 8. Follow the same steps from Step 2 in “Main Frame (p87)” to Step 6.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 4.8 Scanner Section A D J U S T M E N T R E Q U IR E D 4.8.1 Upper Scanner Housing When the Upper Scanner Housing is reassembled, perform the required lubrication. (Refer to Chapter 6 “ MAINTENANCE (p108)”) Part/Unit that should be removed before removing Upper Scanner Housing Document Cover / ASF Cover / Support Arm / Scanner Unit Removal Procedure C A U T IO N 1. 2.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 4.8.2 CIS Assy./CIS Carrier Assy./Scanner FFC 3. Part/Unit that should be removed before removing Scanner CIS Assy./CIS Carrier Assy./Scanner FFC Remove the CIS Carrier Assy. from the Timing Belt and the Guide Rail of the Lower Scanner Housing. Document Cover / ASF Cover / Support Arm / Scanner Unit / Upper Scanner Housing CIS Carrier Assy.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A When installing the Scanner FFC to the Lower Scanner Housing, secure it and the ferrite core with double-sided tapes at the specified positions. (refer to Figure 4-99) When installing the CIS Carrier Assy., put the Scanner Timing Belt through the slit of the CIS Carrier Assy. (refer to Figure 4-98) When installing the CIS Assy. to the CIS Carrier Assy., connect the Scanner FFC and route the FFC under the tab of the CIS Assy.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 4.8.3 Scanner Motor Unit/Driven Pulley 5. Part/Unit that should be removed before removing Scanner Motor Unit/ Driven Holder 6. Document Cover / ASF Cover / Support Arm / Scanner Unit / Upper Scanner Housing Release the Scanner Motor cable from the tabs (x6) of the Lower Scanner Housing. Remove the screws (x3) that secure the Scanner Motor Unit, and remove the Scanner Motor Unit. Scanner Motor Unit Removal procedure 1. 2. 3. 4.
CHAPTER 5 ADJUSTMENT
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 5.1 Adjustment Items and Overview (T.B.D) This chapter describes adjustments necessary after the disassembly/reassembly of the printer. 5.1.1 Servicing Adjustment Item List (T.B.D) The adjustment items of this product are as follows. Table 5-1. Adjustment Items (T.B.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 5-2. Maintenance Items (T.B.D) Maintenance Items Function Item Purpose Method Outline Head Cleaning This function is used to execute Cleaning efficiently when ink is not delivered from the Head properly, e.g. dot missing. Use the adjustment program to execute Cleaning, then execute nozzle check printing.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 5.1.2 Replacement Part Adjustment Items (T.B.D) The following table indicates the adjustment items for replacement parts. Note: “Required” in this table indicates the adjustment item that must be executed when the corresponding part has been removed/replaced.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 5-4.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 5.2 Adjustment by Using Adjustment Program (T.B.D) Revision A C H E C K P O IN T The diagram below shows the OK and NG patterns. This section explains how to judge print samples by using the adjustment program. Follow the instructions of the adjustment program for details of the adjustment methods. 5.2.1 Head angular adjustment Patterns are printed as shown below.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 5.2.2 Top Margin Adjustment 5.2.3 Bi-D Adjustment Patterns are printed as shown below. 8 types of the pattern below, each dot size (ECO/VSD1/VSD2/VSD3) x color (Black/ Color) are printed. Top Pattern Paper -2 3±1 mm -1 TOF Line -7 -5 -1 1 2 3 0 Figure 5-3. Bi-D adjustment Pattern Printing [Judgment method] Find the pattern with no gaps or overleaps of the left and right pattern, and enter the value of that pattern. Figure 5-2.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 5.2.4 First Dot Adjustment 5.2.5 PF Band Adjustment Patterns are printed as shown below. Patterns are printed as shown below. -3 -2 5 mm -2 -1 0 1 2 -1 0 1 2 3 Figure 5-4. Left Right margin adjustment Pattern Printing Figure 5-5.
CHAPTER 6 MAINTENANCE
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 6.1 Overview Document glass Remove dust or any paper with a clean dry cloth. In case dirt is serious or alien substance is stick, wipe it off with a cloth moistened with neutral detergent. This section provides information to maintain the printer in its optimum condition. 6.1.2 Service Maintenance 6.1.1 Cleaning This printer has no mechanical components which require regular cleaning except the Printhead.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 1. Revision A Select the “EPSON Status Monitor 3” in the printer driver utility, and make sure that the printer is in stand-by state by using the Status monitor 3. If the printer is in stand-by state, the following figure is indicated on the monitor. Maintenance request error (Maintenance call error) Ink is used for the printhead cleaning operation as well as the printing operation.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 6.1.3 Lubrication Refer to the following figures for the lubrication points. The characteristics of the grease have great affects on the mechanical function and durability, especially does the characteristics about temperature environment. The type and amount of the grease used to lubricate the printer parts are determined based on the results of the internal evaluations.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Driven Pulley Driven Pulley Blade A, Blade B of LD Roller Blade B (Round side UP) TC-55E G-71 Each place 2mm diameter sphere φ1mm x along edges (L) LD Roller (Round side UP) Use an injector to apply TC-55E. Blade A (Flat side UP) Lubrication Points (Side view) Blade B Figure 6-6.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Bearing A Revision A Bearing A of Lower Housing (for PF Roller) Shaft and Groove of PF Roller Lubrication Points G-71 Lubrication Point φ1 mm x around shaft x 2 φ1 mm x along inner edge (L) Use an injector to apply G-71. • G-71 must not be adhered to other parts. • Rub off excess G-71 with a cotton bud if necessary.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Bearings (x19) below the hooks of Lower Housing (for EJ Roller) Lubrication Points (x 19) Right Side View G-74 1 G-71 1.5 mm 0.04g/position Lubrication Point ( Use a flux dispenser to apply G-74 • G-74 must not be adhered to other parts. • Rotate EJ Roller when lubricate it with G-74.
CHAPTER 7 APPENDIX
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 7.1 Connector Summary See the following tables for the connector summary of the Main Board and each connector’s pin assignment. Table 7-1. Connector Summary for Main Board 7.1.1 Major Component Unit Connector Main Board Power Supply Board Panel Board J2 USB I/F For connection with the Printhead Table 7-2 (p.117) CN2 For connection with the CR Encoder Sensor and the CSIC Board. Table 7-3 (p.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 7-2. CN1 - Printhead Pin Signal Name I/O 1 COM O 2 GND2 3 Table 7-3. CN2 - CR Encoder Sensor and CSIC Board Pin Signal Name I/O Head drive pulse (trapezoid waveform) 1 ENCA I Encoder feed back signal ch.A — Ground 2 EVDD O Power for CR Encoder GND — Ground 3 ENCB I Encoder feed back signal ch.B 4 XHOT I Head temperature signal 4 GND — Ground 5 VDD2 — +3.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A Table 7-5. J3 - Panel Board Pin Signal Name I/O 1 VCC — 2 GND 3 Table 7-7. J6 - Scanner Motor Function Pin Signal Name I/O Function 3.
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 7.2 Exploded Diagram / Parts List This manual does not provide exploded diagrams or parts list. For the information, see SPI (Service Parts Information).
EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450 Revision A 7.
