Epson STYLUS CX3500 Service Manual
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Epson STYLUS CX3500 Service Manual

Color inkjet printer
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See also: Operating Manual , Quick Reference Manual

SERVICE MANUAL

Color Inkjet Printer
EPSON STYLUS CX3500/CX3650/CX3600/
CX4500/CX4600
SEOT04-004

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Summary of Contents for Epson STYLUS CX3500

  • Page 1: Service Manual

    SERVICE MANUAL Color Inkjet Printer EPSON STYLUS CX3500/CX3650/CX3600/ CX4500/CX4600 SEOT04-004...
  • Page 2 V The contents of this manual are subject to change without notice. V All effort have been made to ensure the accuracy of the contents of this manual. However, should any errors be detected, SEIKO EPSON would greatly appreciate being informed of them.
  • Page 3 2. MAKE CERTAIN THAT THE SOURCE VOLTAGES IS THE SAME AS THE RATED VOLTAGE, LISTED ON THE SERIAL NUMBER/ RATING PLATE. IF THE EPSON PRODUCT HAS A PRIMARY AC RATING DIFFERENT FROM AVAILABLE POWER SOURCE, DO NOT CONNECT IT TO THE POWER SOURCE.

  • Page 4: About This Manual

    It may also provide additional information that is Provides preventive maintenance procedures and the related to a specific subject, or comment on the results lists of Epson-approved lubricants and adhesives achieved through a previous action. required for servicing the product.
  • Page 5 Revision Status Revision Issued Date Description 2004/8/18 First Release NOTE: Any illustrations or photos of the printer without a card slot are based on the Stylus CX3500/3600/CX3650.

  • Page 6: Table Of Contents

    CONTENTS Chapter 1 PRODUCT DESCRIPTION 1.6.4 Printer Condition and Panel Status ..........47 1.6.5 Memory Functions................. 50 1.1 Overview....................9 1.6.6 Printer Initialization................ 51 1.1.1 Features ..................9 1.2 Specifications ..................11 Chapter 2 OPERATING PRINCIPLES 1.2.1 Printer specifications ..............11 2.1 Overview ....................
  • Page 7 4.1.3 Work Completion Check.............. 116 5.2.6 Ink charge ................... 165 5.2.7 Input Head ID ................165 4.2 Caution regarding assembling/disassembling of the Printer 5.2.8 Input PF roller manufacture code ..........165 Mechanism, and how to ensure of quality on re-assembled product . 117 5.2.9 Top margin adjustment ...............

  • Page 8: Chapter 1 Product Description

    C H A P T E R PRODUCT DESCRIPTION...

  • Page 9: Overview

    It benefits from using a more recently developed type of ink which enables photo- quality copies to be made not only on special media but even on plain paper. Only The major features of EPSON color inkjet dot matrix printer EPSON Stylus CX3500/ the basic copy functions are provided for easy operation.
  • Page 10 Revision A V Scan functions This unit provides scan mode so that data can be scanned and transferred to a connected computer or to e-mail via application software like the EPSON SMART PANEL. V Simultaneous use of functions Printer functions and scanner functions are independent and can therefore be operated simultaneously from a connected computer.

  • Page 11: Specifications

    CR speed 1.2.1.1 Physical Specification V Weight 10 CPI (Pica) 285 CPS* Stylus CX3500/CX3600/CX3650 : 6.52kg (without the ink cartridges) Note "*": CPS: Characters/Second This speed is when using normal dot printing mode. Stylus CX4500/CX4600 : 6.6kg (without the ink cartridges) V Dimension (Including rubber feet) Table 1-3.
  • Page 12 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Internal fonts 1.2.1.4 Paper Support V Cut sheets Character code : Alphanumeric with expanded graphics (PC437) ASCII, 20H to 7FH only Table 1-5. Cut sheets Fonts : EPSON original fonts Dimensions Alphanumeric font: Courier...
  • Page 13 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Postcards V Envelopes Table 1-6. Postcards Table 1-7. Envelopes Dimensions Dimensions Paper size Paper type Paper size Thickness Weight Paper type Width Length Width Length Postcard 100mm 148mm 241.3mm 104.8mm No.10 * Government-standard postcard (9.5")
  • Page 14 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Exclusive papers Stylus CX3500/CX3600/CX3650/CX4500 Quality: EPSON Exclusive paper Table 1-9. Exclusive papers Transparency printing is only available at normal temperature. Width Length Thickness Weight Item Size (mm) (mm) (mm) (g/m Stylus CX4600 Photo Paper * 0.23...
  • Page 15 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.2.1.5 Printing Area Table 1-10. Applicable paper/Printing area V Cut sheet (standard printing) Left Right Bottom Paper type margin margin margin margin Printable area Glossy Photo Paper The print quality is guaranteed for the print area above the 3 mm bottom margin.
  • Page 16 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Cut sheet (border-free printing) Printable area For paper width (PW) and paper length (PL), refer to “1.2.1.4 Paper Support” (p.12). Refer to the following table. As for each overhang area, refer to Figure 1-4 (p.16).
  • Page 17 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Envelopes Printable area For paper width (PW) and paper length (PL), refer to “1.2.1.4 Paper Support” (p.12). Refer to the following table. As for each margin area, refer to Figure 1-5 (p.17). Table 1-12. Applicable paper/Printing area...
  • Page 18 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Dimension 1.2.1.6 Ink Cartridge Specification : 12.7mm (W) x 73.46mm (D) x 55.25mm (H) V Type/color : EPSON-brand special ink cartridges Table 1-13. Ink Cartridge Stylus CX3500/CX3600/ Color Size Stylus CX3500/CX4500 CX3650/CX4600 Black S size...

  • Page 19: Scanner Specifications

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.2.2 Scanner specifications 1.2.2.3 Image scanning area Table 1-15. Image scanning area This section covers specifications of the scanner. 1.2.2.1 Basic Specifications (readable width) (readable length) (out-of-range left margin) (out-of-range top margin) V Product type 216 mm (8.5")

  • Page 20: Common

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.2.3 Common 1.2.3.2 Environmental Performance Table 1-17. Environmental Performance 1.2.3.1 Electric Specification Condition Temperature Humidity * Impact Vibration V Primary power input Operating 10 ~ 35°C * 20 ~ 80% * 0.15G Table 1-16. Primary power input...
  • Page 21 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.2.3.4 Safety Standards: EMC Table 1-18. Safety Standards: EMC 100-120V version 220-240V version UL60950 Safety standards EN 60950 CSA22.2 No.60950 FCC part15 subpart B class B EN 55022(CISPR Pub.22) class B CSA C108.8 class B AS/NZS 3548 class B 1.2.3.5 Acoustic Noise...

  • Page 22: Interface

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Connector signal layout 1.3 Interface Table 1-20. Connector pin assignment and signals The EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 provides the Pin No. Signal name Function description following interface. Cable power. Max. power consumption is 2mA. 1.3.1 USB Interface...

  • Page 23: Standard Card Slots (Only For Stylus Cx4500/Cx4600)

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.3.2 Standard Card Slots Note the following caution points when handling the memory card. C A U T I O N (only for Stylus CX4500/CX4600) Since the SD card and Memory Stick share the same slot, only one can be inserted at a time.
  • Page 24 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Details 1.3.2.3 Multi-slot operations V Overview Access priority The access priority among slots is assigned as: There is only one type of card that can be used to simultaneously access both 1: CF (Micro Drive) a connected computer and the direct printing function.

  • Page 25: Stand-Alone Copy

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.4 Stand-alone Copy 1.4.1.5 Copy layout The following copy layout is provided according to “Paper type”, “Paper size” and zoom selections. 1.4.1 Basic Specifications V Standard copy 1.4.1.1 Supported paper sizes, types and qualities Provided for ordinary use with 3mm copy margin from every side.

  • Page 26: Copy Speed

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.4.1.6 Multiple copies from an original 1.4.3 Configuration for copying Second and subsequent copies can be printed from an original without scanning. Table 1-25. Configuration for copying When printing two or more copies, under the following settings the scan data can be...

  • Page 27: Relation Between Original And Copy

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.4.4 Relation between original and copy 1.4.4.1 Standard copy The following table shows the relative positioning of the original and copy. Right side of copy Table 1-26. Original (scanner) Copy (readable width) (out-of-range left margin)

  • Page 28: Borderfree Copy

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.4.4.2 BorderFree Copy The following table shows the relative positioning of the original and copy. Table 1-28. Original (scanner) Right side of copy (readable width) (readable length) (out-of-range left margin) (out-of-range top margin) Copy 216 mm (8.5") 1.5 mm ±...
  • Page 29 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.4.4.3 Small Margins copy The following table shows the relative positioning of the original and copy. Table 1-30. Original (scanner) Right side of copy (readable width) (readable length) (out-of-range left margin) (out-of-range top margin) Copy 216 mm (8.5")

  • Page 30: Memory Card Print (Only For Stylus Cx4500/Cx4600)

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.5 Memory Card Print 1.5.1.4 Valid image size (only for Stylus CX4500/CX4600) The maximum image size handled by this unit is: V Horizontal : 120 ≤ X ≤ 4600 (pixels) 1.5.1 Basic Specifications V Vertical : 120 ≤...

  • Page 31: Functions

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.5.1.8 File sorting rules 1.5.2 Functions This unit sorts photo data files based on the following prioritization rule. 1.5.2.1 List of functions File name is sorted in ASCII order as full path name. The memory card print menu and its settings are listed in the following table. The...
  • Page 32 Note *1: A4 size will be used for Stylus CX3500/CX3600/CX3650/CX4500. Letter size will be used for Stylus CX4600. *2: A4 or 10cm x 15cm size will be used for Stylus CX3500/CX3600/CX3650/CX4500. *3: Letter or 4" x 6" size will be used for Stylus CX4600.

  • Page 33: Index Sheet

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.5.3 Index Sheet V 30 thumbnail images are assigned per index sheet. V There are 3 marking areas for each thumbnail and you can set the number of copies up to 3. V “Paper type” and “Paper size” can be set from the operation panel.
  • Page 34 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.5.3.1 Rules for scanning index sheets Original's top left alignment position V Index sheet scan range First pixel Set index sheet in scanner Scan direction • Place the side to be scanned face down relative to the scan bed, as described below.
  • Page 35 • Index sheet error will be caused when “Left top triangle”, “Right top EPSON” and “Block codes” are not found correctly due to something like smear. • Place the index sheet so that the “Left top triangle” can meet the left top corner of the scanner.

  • Page 36: Layout And Paper Type, Paper Size

    (print area) Note 1: A4 or 10cm x 15cm size will be used for Stylus CX3500/CX3600/CX3650/CX4500. 2: Letter or 4" x 6" size will be used for Stylus CX4600. V The image below shows an example in which the photo data is aligned horizontally with the photo frame.

  • Page 37: Assignment Rules For Photo Frame Numbers And Rotation

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.5.7 Assignment Rules for Photo Frame Numbers and Rotation Top edge The rules concerning photo frame numbers that are referred when assigning photos are described below. The numbers shown in each diagram and photo frame below indicate the photo frame numbers used for various types of layout.

  • Page 38: Layout Drawings

    101.60 152.40 106.68 160.53 2.54 2.54 2.96 5.08 4" x 6" * Note 1: A4 or 10cm x 15cm size will be used for Stylus CX3500/CX3600/CX3650/CX4500. (4.00) (6.00) (4.20) (6.32) (0.10) (0.10) (0.12) (0.20) 2: Letter or 4" x 6" size will be used for Stylus CX4600.
  • Page 39 (3.52) (4.42) 215.90 279.40 20.07 20.07 6.10 6.10 6.35 58.67 111.00 Note 1: A4 or 10cm x 15cm size will be used for Stylus CX3500/CX3600/CX3650/CX4500. Letter * (8.50) (11.00) (0.79) (0.79) (0.24) (0.24) (0.25) (2.31) (4.37) 2: Letter or 4" x 6" size will be used for Stylus CX4600.

  • Page 40: Relation Between Paper Type And Quality

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.5.9 Relation between Paper Type and Quality In this mode, printing is always in color (CMYK), not black ink only. Table 1-41. Relation between Paper Type and Quality Print resolution Paper type Dot size MW High speed...

  • Page 41: Control Panel

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.6 Control Panel 1.6.2 Indicators The control panel contains following 7-segment LED and 8 or 11 LEDs, which are 1.6.1 Buttons used to indicate various status. Table 1-43. Indicators The control panel contains following 9 or 10 buttons, which are used to set and execute Function various operations.
  • Page 42 Fit to Page Button B&W Start B&W Start Button Button Color Start Color Start Button Button Stop Button Stop Button <Stylus CX4600> <Stylus CX4500> Figure 1-23. Control panel (Stylus CX3500/CX3600/CX3650) Figure 1-24. Control panel (Stylus CX4500/CX4600) PRODUCT DESCRIPTION Control Panel...

  • Page 43: Operations

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.6.3 Operations 1.6.3.1 Stand-alone Copy / Memory Card Print The functions of this unit caused by each button in stand-alone copy mode or memory card print mode are described in the following table. Table 1-44. Operations...
  • Page 44 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 1-44. Operations Function Button Stand-alone Copy Memory Card Print (only for stylus CX4500/CX4600) • Alternate paper size of “Letter (or A4)” and “4"x6" (or 10x15)”. • Alternate paper size of “Letter (or A4)” and “4"x6" (or 10x15)” which will be used in “Print From Index Sheet”...
  • Page 45 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.6.3.2 Memory Card Insertion/Ejection 1.6.3.4 Adjust lever function (only for Stylus CX4500/CX4600) Without any panel operation for 15 minutes while the printer and scanner unit are in The functions of this unit caused by memory card insertion or ejection are described in standby status, this unit moves into the low power panel mode in which power the following table.
  • Page 46 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.6.3.6 Head alignment adjustment Adjust 3 parameter 3rd parameter is ready to adjust while “Letter (or A4)” LED is ON. Alignment adjustments can be made to maintain high print quality during bi-directional Select the most appropriate value regarding the printed pattern #3 by printing.

  • Page 47: Printer Condition And Panel Status

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.6.4 Printer Condition and Panel Status Note : “–” : Don’t care Blink : 0.5sec. On + 0.5sec. Off repetition Blink 2 : 0.2sec. On + 0.2sec. Off + 0.2sec. On + 0.4sec. Off repetition Blink 3 : Blink on and off along with access to a memory card.
  • Page 48 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 1-48. Printer Condition and Panel Status Indicators Printer Memory Card LED Paper Type LED Paper Size LED Priority 7-seg. Fit to Page Card Access status Power LED Error LED Ink LED Index sheet error —...
  • Page 49 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 1-48. Printer Condition and Panel Status Indicators Printer Memory Card LED Paper Type LED Paper Size LED Priority 7-seg. Fit to Page Card Access status Power LED Error LED Ink LED Ink out or No Ink —...

  • Page 50: Memory Functions

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.6.4.1 Error Status 1.6.5 Memory Functions V Ink end error 1.6.5.1 Parameters that are retained while mode transition When the printer runs out the most amount of the ink of any one color, it indicates ink low and keeps printing.

  • Page 51: Printer Initialization

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 1.6.6 Printer Initialization There are four kinds of initialization method, and the following explains each initialization. Power-on initialization This printer is initialized when turning the printer power on, or printer recognized the cold-reset command (remote RS command).

  • Page 52: Chapter 2 Operating Principles

    C H A P T E R OPERATING PRINCIPLES...

  • Page 53: Overview

    But, the basic component of the Printer Mechanism is almost the same as the previous printer (Stylus Photo R300/R310). And also, the Stylus CX4500/CX4600 is successor to the Stylus CX3500/CX3600/CX3650 and is the same as its Printer Mechanism. PE Sensor...

  • Page 54: Print Head

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 2.2.2 Print Head The basic operating principles of the Print Head, which plays a major role in printing, are the same as the previous printer (Stylus Photo R300/R310); on-demand method The Print Head is the same D4-CHIPS type as the previous SPC (Stylus CX4500/ which uses PZT (Piezo Electric Element).
  • Page 55 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Ink Cavity Ink path Ink cavity The ink absorbed from the Ink Cartridge goes through the filter and then is stored temporarily in this tank called “ink cavity” until PZT is driven. Normal state...

  • Page 56: Carriage Mechanism

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V CR measurement sequence 2.2.3 Carriage Mechanism To set the appropriate drive current value according to the variation of the CR The Carriage Mechanism consists of Carriage Unit (including the Print Head, CR mechanical load, the mechanical load is measured in a CR measurement sequence Encoder Board and PW Sensor), CR Motor, Timing Belt and CR Scale etc.
  • Page 57 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 2.2.3.2 Carriage Home Position Detection 2.2.3.3 Sequence Used for PW Detection As in the conventional model, the Carriage Home Position is detected using the drive The PW (paper width detection) Sensor installed on the Carriage Unit bottom is used to current of the CR Motor and the speed/position signal of the CR Encoder.

  • Page 58: Paper Loading/Feeding Mechanism

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 2.2.4 Paper Loading/Feeding Mechanism The drive of the PF motor is transmitted to the LD roller shaft and the PF roller through gears for the Paper loading/feeding mechanism. The Paper loading mechanism plays a The following DC motor controls the Paper loading/feeding mechanism on this printer.
  • Page 59 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A For your reference, the top or the end of a paper is usually detected with the PE Sensor. 2.2.4.1 Paper Loading Mechanism In case that the PE Sensor cannot detect the top of a paper in the paper loading The Paper loading mechanism consists of the Change Lever in the Pump Unit, the sequence, the printer indicates the “Paper Out error”.
  • Page 60 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Step 1 (ASF Home position) Step 2 When the PF Motor pinion When a paper is loaded gear rotates CCW direction from the ASF Unit, the Hopper & Paper Back Lever condition Hopper & Paper Back Lever condition...
  • Page 61 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Step 3 Step 4 The PF Motor pinion gear While the LD Roller rotates rotates CCW direction (right CCW direction (right side Hopper & Paper Back Lever condition Hopper & Paper Back Lever condition side view), and the drive of...

  • Page 62: Paper Feeding Mechanism

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 2.2.4.2 Paper Feeding Mechanism Following figure shows you the transmission path for the PF Roller & the Paper Guide Roller and the EJ Roller & the Star Wheel. The Paper feeding mechanism consists of PF Motor, PF Roller, EJ Roller, PE Sensor, PF Encoder and PF Scale etc.

  • Page 63: Ink System Mechanism

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 2.2.5 Ink System Mechanism 1) Valve closing condition (CL position) By closing the air valve, the ink is forcibly absorbed from the Ink Cartridge The Ink System Mechanism consists of Pump mechanism with Carriage lock or the ink cavity by the Pump Unit and is ejected to the Waste Ink Pad while mechanism and Capping mechanism with Wiper mechanism.
  • Page 64 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Wiper with the Cap unit 2.2.5.1 Capping Mechanism The wiping operation is controlled by the Carriage Unit movement. This operation The Capping mechanism covers the Print Head with the Cap to prevent the nozzle from is usually performed with every CL sequence which is to absorb the ink from the increasing viscosity when the printer is in stand-by state or when the printer is off.
  • Page 65 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 2.2.5.2 Pump Unit Mechanism Ink eject operation (usual operation) The ink is absorbed from the Ink Cartridge, the ink cavity and is ejected to the The PF Motor also controls the Pump Unit mechanism (including the Change Lever) as Waste Ink Pad from the Cap when the Ink Tube is pressed by a roller in the Pump well as the Paper loading/feeding mechanism.

  • Page 66: Ink Sequence

    CX3500/CX3600/CX3650/CX4500/CX4600. If the power is turned off during the Initial Ink Charge, the CL3 will be performed at next power on timing. V Manual Cleaning The Stylus CX3500/CX3600/CX3650/CX4500/CX4600 provides three types of manual cleaning to clean air bubbles, clogged ink with viscosity or foreign substances.
  • Page 67 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Timer Cleaning Independently of the printing path after the previous CL, perform manual CL from CL1 to CL3 in order if the cumulative printing timer counter is less than 9min. Like the previous printers (Stylus Photo R300/R310), this printer dose not have Only when the cumulative printing timer counter is more than 9min, execute only Lithium battery which is used for the backup power source for Timer IC.

  • Page 68: Scanner Mechanism

    Scanner HP Sensor Scanner Carriage Shaft Scanner Carriage Unit The Scanner Mechanism of Stylus CX3500/CX3600/CX3650/CX4500/CX4600 is constructed of a Scanner Carriage Unit, Scanner Motor, Scanner HP Sensor, etc., in the same way as previous A4 size scanners. 2.3.1 Scanner Carriage Mechanism 2.3.1.1 Scanner Carriage Unit Overview...
  • Page 69 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 2.3.1.2 Scanner Carriage Unit Movement Overview Drive of the Scanner Motor is transferred to the Scanner Carriage Unit by the Scanner Timing Belt. The Scanner Carriage Unit slides in the secondary scanning direction. Scanning image is performed in the main scan direction (=1 line) by the CCD sensor The Scanner Motor uses a stepping motor and drives using open loop control.

  • Page 70: Electrical Circuit Operating Principles

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 2.4 Electrical Circuit Operating Principles C577 PNL Board The electric circuit of the Stylus CX3500/CX3600/CX3650/CX4500/CX4600 consists Printer Mechanism of the following boards. V Main Board (CPU-ASIC 2 in 1 + Soldering Flash ROM) CR Motor...

  • Page 71: Psb/Pse Board

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 2.4.1 PSB/PSE Board 2.4.1.1 C571 PSB/PSE Board (TBD) In the PSB/PSE Board of Stylus Photo RX420/RX425/RX430, the simulated oscillating stimulation flyback converter circuit method is used, and it supplies +42VDC to the drive line. The application of the output voltage is described below.

  • Page 72: C571/577 Main Board

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 2.4.2 C571/577 Main Board 2.4.2.1 Main Elements Table 2-9 (p.72) shows the function of the each main elements on C571/577 Main The logic circuit of the C571/577 Main Board is composed of the follows; Board.
  • Page 73 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Card ASIC Card Slot Flash-ROM (IC13) (CN14) (IC5) CR Motor Data Card Slot Motor (CN15) PF Motor Driver (IC9) SDRAM Address (IC6) CPU-ASIC 2 in 1 Scanner CN10 (IC8) (IC7) PF Encoder Sensor CIS Unit...

  • Page 74: Print Head Driver Circuit

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 2.4.2.2 Print Head Driver Circuit Head Driver Nozzle The Print Head driver circuit consists of the following two components: (IC8) (IC11) Selector IC +4.2V Head common driver circuit (Common driver IC11 & Wave amplifier HDAC_D0...

  • Page 75: Motor Driver Circuit

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 2.4.2.3 Motor Driver Circuit +3.3V +42V +3.3V Motor Driver (IC8) (IC9) CR/PF Motor drive circuit CR-A OUT1A The motor driver IC (IC9) on the Main board drives CR/PF Motor. This product uses CR Motor CR-B...
  • Page 76 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 2.4.2.4 Combination Circuit RTC Circuit This printer differs from previous models by using a combination IC that integrates the By adoption of the large-capacity capacitor (C9) for timer, the Power-off timer can be reset circuit, EEPROM and RTC.
  • Page 77 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V PF Encoder Sensor 2.4.2.5 Sensor Circuit The sensor is composed of a transmissive photosensors mounted to the loop scale CPU (IC8) on the Main Board monitors the status of the printer by several sensors.
  • Page 78 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A The block diagram for the sensor circuit is shown below. +3.3V +3.3V +3.3V +3.3V (IC8) CVDD CVDD PE Sensor +3.3V_SN CSCK CCLK CSDA CDIO • CXRST CRST Encroacher AN20 Sensor +3.3V • PW Sensor ENDD •...

  • Page 79: Chapter 3 Troubleshooting

    C H A P T E R TROUBLESHOOTING...

  • Page 80: Overview

    (e.g. Figure 3-1. Troubleshooting flowchart power-on sequence, paper feeding/loading sequence, ink sucking sequence). Table 3-1. Motor, coil resistance NOTE: The explanations for STM3 of the Stylus CX3500/CX3600/CX3650 are the same as the Stylus CX4500/CX4600 completely except the followings. Motor Location...
  • Page 81 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-3. Error Indications and Fault Occurrence Causes Printer Status Communication error Ink low PG error Index sheet error (Incorrect card) Power — — — — Error — — Blink 2 Blink 2 — Blink —...
  • Page 82 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-3. Error Indications and Fault Occurrence Causes Index sheet error Memory card error Printer Status Index sheet error (Incorrect marking) Double feed (No index sheet) (Incompatible memory card) Power — — — — Error...
  • Page 83 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-3. Error Indications and Fault Occurrence Causes Printer Status Paper out Ink out or No Ink cartridge CSIC error Incorrect I/C Power — — — — Error — — — — Memory Card —...
  • Page 84 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-3. Error Indications and Fault Occurrence Causes Printer Status Paper jam Maintenance request Fatal error (Mechanism) Fatal error (System) Power — Blink Blink Fast blink Error Blink Blink Fast blink Blink Fast blink —...

  • Page 85: Troubleshooting

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 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.
  • Page 86 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-4. Check point for the communication error according to each phenomenon Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position 1. Check if the PS Board Connector Cable is connected to 1.
  • Page 87 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-5. Check point for the error before the initial ink charge according to each phenomenon Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position 1. Check if the Ink Cartridge can be used by installing it to 1.
  • Page 88 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-6. Check point for the PG error according to each phenomenon Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position 1. Check if the Torsion Spring 19.01 is properly installed. 1. Properly install the Torsion Spring 19.01.
  • Page 89 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-8. Check point for the Index Sheet error (incorrect marking) according to each phenomenon Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position • Operation This error is generated when attempting 1.
  • Page 90 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-10. Check point for the Memory Card error according to each phenomenon Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position 1. Check if the Memory Card is acceptable. 1. Replace the Memory Card with an acceptable one.
  • Page 91 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-12. Check point for the paper out error according to each phenomenon Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position 1. Check if any paper dust is not adhered to the surface of 1.
  • Page 92 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-12. Check point for the paper out error according to each phenomenon Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position 1. Check if the Extension Spring 0.143 does not come off in 1.
  • Page 93 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-12. Check point for the paper out error according to each phenomenon Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position 1. Check if the Compression Spring 2.36 does not come off 1.
  • Page 94 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-13. Check point for the No ink cartridge/CSIC error/Incorrect ink cartridge according to each phenomenon Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position 1. Check if Ink Cartridge is properly installed.
  • Page 95 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-14. Check point for the paper jam error according to each phenomenon Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position 1. Check if the ASF Unit is properly installed. 1. Install the ASF Unit properly.
  • Page 96 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-14. Check point for the paper jam error according to each phenomenon Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position 1. Check if the Extension Spring Retard operates correctly 1. Set the Extension Spring Retard between the in the paper loading sequence.
  • Page 97 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-14. Check point for the paper jam error according to each phenomenon Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position 3. Check if the Star Wheel Holders does not come off.
  • Page 98 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-15. Check point for the Fatal error according to each phenomenon Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position 1. Check if the Scanner Motor Connector Cable is 1. Connect the Scanner Motor Connector Cable connected to CN10 on the Main Board.
  • Page 99 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-15. Check point for the Fatal error according to each phenomenon Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position 1. Check if the Scanner HP Sensor Connector Cable is 1. Connect the Scanner HP Sensor Connector connected to CN13 on the Main Board.
  • Page 100 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-15. Check point for the Fatal error according to each phenomenon Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position 1. Check if the Scanner Carriage Unit is not damaged. 1. Replace the Scanner Carriage Unit with a new one.
  • Page 101 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-15. Check point for the Fatal error according to each phenomenon Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position 1. Check if the PF Motor Connector Cable is connected to 1.
  • Page 102 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-15. Check point for the Fatal error according to each phenomenon Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position 1. Check if the CR Scale does not come off or it properly 1.
  • Page 103 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-15. Check point for the Fatal error according to each phenomenon Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position 1. Check if the PF Scale is not damaged or contaminated.
  • Page 104 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-15. Check point for the Fatal error according to each phenomenon Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position 1. Check if the Slider Lock Lever is correctly released by 1.

  • Page 105: Superficial Phenomenon-Based Troubleshooting

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 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 3-16. Check point for multiple sheets of paper are always loaded without LEDs and STM3...
  • Page 106 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-17. Check point for the abnormal noise Occurrence Defective timing Detailed phenomenon Check point Remedy unit/part name CR position 1. Check if the grease on the Carriage Guide Shaft is 1. Wipe off the remaining grease on the Carriage Unit sufficient.
  • Page 107 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-19. Check point for the poor printing quality Print Quality Defective Detailed phenomenon Check point Remedy State unit/part name 1. Check if there is not any foreign material/damage around 1. Remove the foreign material around the seal the seal rubber part on the Cap Unit.
  • Page 108 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-19. Check point for the poor printing quality Print Quality Defective Detailed phenomenon Check point Remedy State unit/part name 1. Check if the Head FFC is securely connected to the Print 1. Connect the Head FFC to the Print Head and Head Connectors and the Main Board Connectors (CN5, the Main Board Connectors.
  • Page 109 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-19. Check point for the poor printing quality Print Quality Defective Detailed phenomenon Check point Remedy State unit/part name 1. For printing in the Bi-D mode, check if Bi-D Adjustment 1. Perform Bi-D Adjustment to eliminate Adjustment has been performed properly.
  • Page 110 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-19. Check point for the poor printing quality Print Quality Defective Detailed phenomenon Check point Remedy State unit/part name Printer driver & 1. Check if the suitable paper is used according to the printer 1.
  • Page 111 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-19. Check point for the poor printing quality Print Quality Defective Detailed phenomenon Check point Remedy State unit/part name 1. Check if any paper dust is not adhered to the surface of 1. Set a cleaning sheet in the ASF up side the LD Roller.
  • Page 112 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 3-19. Check point for the poor printing quality Print Quality Defective Detailed phenomenon Check point Remedy State unit/part name 1. Check if the Print Head Cover does not have the ink drop. 1. Clean the Print Head Cover carefully with a Print Head soft cloth.

  • Page 113: Chapter 4 Disassembly And Assembly

    C H A P T E R DISASSEMBLY AND ASSEMBLY...

  • Page 114: Overview

    Apply lubricants and adhesives as specified. (Refer to Chapter 6 for details.) See the precautions given under the handling “WARNING” and “CAUTION” in the Make the specified adjustments when you disassemble the following column when disassembling or assembling EPSON Stylus CX3500/ printer. CX3600/CX3650/CX4500/CX4600. (Refer to Chapter 5 for details.)

  • Page 115: Tools

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 4.1.2 Tools Use only specified tools to avoid damaging of the printer. Table 4-1. Tools Name Supplier* Parts No. Phillips Screw Driver (No.1) EPSON 1080530 Phillips Screw Driver (No.2) EPSON 1080532 Standard Screwdriver EPSON 1080527...

  • Page 116: Work Completion Check

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 4.1.3 Work Completion Check Table 4-2. Check List Classification Part Check item Check column If any service is made to the printer, use the checklist shown below to confirm all VOK / VNG On line test...

  • Page 117: Caution Regarding Assembling/Disassembling Of The Printer Mechanism, And How To Ensure Of Quality On Re-Assembled Product

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 4.2 Caution regarding assembling/disassembling [Z-axis direction] • Align dowel of Housing Lower with positioning hole of Main Frame and of the Printer Mechanism, and how to ensure ensure there is no gap. of quality on re-assembled product...

  • Page 118: Disassembly

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 4.3 Disassembly The flowchart below shows step-by-step disassembly procedures. When disassembling each unit, refer to the page number shown in the figure. START “4.3.2 Paper Support Assy.” “4.3.1 Document Cover” (p.119) “4.3.3 Stacker Assy.” (p.120) (p.120)

  • Page 119: Document Cover

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing Document Cover. 4.3.1 Document Cover None V External View V Removal procedure Document Cover Step 1-2 Open Document Cover and remove it by pulling out upward. Document Cover Mat Removal...

  • Page 120: Paper Support Assy

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 4.3.2 Paper Support Assy. 4.3.3 Stacker Assy. V External View V External View Paper Support Assy. ASF Assy. Housing Lower Stacker Assy. Dowel Figure 4-3. Paper Support Assy. Removal V Part/Unit that should be removed before removing Paper Support Assy.

  • Page 121: Scanner Unit

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing Scanner Unit. 4.3.4 Scanner Unit Document Cover V External View (1) V Removal procedure Release the hooks (x2, ) for securing USB Cover by using precision USB Cover screwdriver (-), and then remove USB Cover.
  • Page 122 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V External View (2) Scanner Housing Upper Removal Perform the following steps in a location free of dirt and dust. C A U T I O N A clean room or clean bench is preferred.
  • Page 123 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V External View (3) Scanner Carriage Unit Removal Do not touch Rod Lens Array when removing Scanner Carriage C A U T I O N Scanner Carriage Unit Unit. Rod Lens Array Combination Gear 22.8, 7.762 Figure 4-9.
  • Page 124 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V External View (4) Remove CIS Unit from Scanner CR Holder with opening and shifting it to the right direction. Remove CIS Spring (x2) from Scanner CR Holder. CIS Unit Shafts Install CIS Spring by fastening the leg of CIS Spring to the dowel (x1, ) of Scanner CR Holder.
  • Page 125 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V External View (5) Scanner Motor Unit/Scanner HP Sensor/Driven Holder Removal Move Scanner Carriage Unit to the center. Combination Gear 22.8, 7.762 Release Scanner Timing Belt from Combination Gear 22.8, 7.762 and Driven Holder. Release the shaft of Hinge L from the socket of Scanner Housing Lower.

  • Page 126: Panel Unit

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing Panel Unit. 4.3.5 Panel Unit Document Cover / Scanner Unit V External View V Removal procedure Peel off Panel Sheet from Panel Unit by using a precision screwdriver (-).

  • Page 127: Housing Upper

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing Housing Upper. 4.3.6 Housing Upper Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit V External View V Removal procedure Remove the screws (x6, ) securing Housing Upper.

  • Page 128: Print Head

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing Print Head. 4.3.7 Print Head Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit / V External View (1) Housing Upper V Removal procedure...
  • Page 129 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V External View (2) Remove the screws (x3, ) for securing Print Head, and then lift Print Head by using a long-nose plier. Dowels Use caution not to touch or damage the nozzles or the ink supply...

  • Page 130: Printer Mechanism

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing Printer Mechanism. 4.3.8 Printer Mechanism Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit / V External View (1) Housing Upper V Removal procedure...
  • Page 131 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V External View (2) Remove the screws (x6, ) for securing Printer Mechanism. Tighten the screws in order shown by figure. Align the positioning hole (x1) of Printer Mechanism with the dowel (x1, ) of Housing Lower.
  • Page 132 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A The assembled accuracy of each part composed of Printer mechanism is based on Housing Lower. To ensure the assembled accuracy, you have to control the assembled standard position of main frame against X/Y/Z-axis direction as the following figure.

  • Page 133: Ps Board Unit

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing PS Board Unit. 4.3.9 PS Board Unit Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit / V External View Housing Upper / Printer Mechanism V Removal procedure C.B.P 3x10 F/Zn...

  • Page 134: Waste Ink Pads

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing Waste Ink Pads. 4.3.10 Waste Ink Pads Document Cover / Paper Support Assy. / Stacker / Scanner Unit / Panel Unit / V External View (1) Housing Upper / Printer Mechanism...
  • Page 135 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V External View (2) Stacker Lock Removal Release the hooks (x2, ) for securing Stacker Lock, and then remove Compression Spring 5.1 Right side PG Lever Stacker Lock and Compression Spring 5.1 from Housing Lower.

  • Page 136: Main Board Unit

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing Main Board Unit. 4.3.11 Main Board Unit Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit / 4.3.11.1 Stylus CX3500/CX3600/CX3650 Housing Upper / Printer Mechanism...
  • Page 137 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A PF Scale Sensor positioning adjustment When having replaced Main Board Unit, implement the adjustment A D J U S T M E N T R E Q U I R E D Use the following procedure to confirm that PF Scale is in the following order.
  • Page 138 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing Main Board Unit. 4.3.11.2 Stylus CX4500/CX4600 V External View (1) Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit / Housing Upper / Printer Mechanism...
  • Page 139 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V External View (2) Remove the screws (x2, ) for securing Card Slot Unit, and then remove Card Slot Unit from and Main Board Unit. Dowels Align the positioning holes (x2, ) of Main Board Unit with the...
  • Page 140 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A PF Scale Sensor positioning adjustment When having replaced Main Board Unit, implement the adjustment A D J U S T M E N T R E Q U I R E D Use the following procedure to confirm that PF Scale is in the following order.

  • Page 141: Asf Unit

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing ASF Unit. 4.3.12 ASF Unit Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit / V External View (1) Housing Upper / Printer Mechanism...
  • Page 142 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V External View (2) Open Hopper, and then remove Compression Spring 5.58. Install Compression Spring 5.58 to into the ribs (x2, ) of ASF Hopper Pad Hopper Frame and the rib (x1, ) of Hopper.

  • Page 143: Holder Shaft Unit

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing Holder Shaft Unit. 4.3.13 Holder Shaft Unit Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit / V External View (1) Housing Upper / Printer Mechanism / ASF Unit...
  • Page 144 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V External View (2) Release dowels (x2, ) for securing Paper Block to Holder Shaft, and then remove Paper Block. Paper Block Shafts Align notches (x2) of Paper Block with shafts (x2, ) of Holder Torsion Spring 137.7...
  • Page 145 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V External View (3) 10. Following order shown by figure, remove shaft of PE Sensor Lever from Holder Shaft, and then remove PE Sensor Lever and Torsion Spring 0.22. Torsion Spring Channel 11. Remove Torsion Spring 0.22 from PE Sensor Lever.

  • Page 146: Cr Guide Frame

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 4.3.14 CR Guide Frame V External View CR Guide Frame Front Frame FFC Guide CR Guide Frame C.B.S 3x6 F/Zn (7±1kgfcm) Dowels Figure 4-36. CR Guide Frame Removal (2) Dowels V Part/Unit that should be removed before removing CR Guide Frame.

  • Page 147: Cr Motor

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing CR Motor. 4.3.15 CR Motor Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit / V External View Housing Upper / Printer Mechanism / Main Board Unit / CR Guide Frame...

  • Page 148: Pf Motor

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing PF Motor. 4.3.16 PF Motor Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit / V External View Housing Upper / Printer Mechanism / Main Board Unit...

  • Page 149: Carriage Unit

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing Carriage Unit. 4.3.17 Carriage Unit Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit / V External View (1) Housing Upper / Printer Mechanism / Main Board Unit / CR Guide Frame /...
  • Page 150 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V External View (2) Remove the screw (x1, ) for securing Parallel Adjustment Lever (Left), and then remove Parallel Adjustment Lever (Left) from Main Frame while lifting left end of Carriage Guide Shaft upward. CR Guide Shaft...
  • Page 151 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V External View (3) PW Sensor Board Removal Remove the screw (x1, ) for securing PW Sensor Cap, and then remove C.B.P (P1) 1.7x5 F/ZB PW Sensor Board PW Sensor Cap. PW Sensor Cap (2±0.5kgfcm) Disconnect Head FFC from the connector of PW Sensor Board, and then pull out Head FFC from the notch of Carriage.

  • Page 152: Paper Guide Upper Unit

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing Paper Guide Upper Unit. 4.3.18 Paper Guide Upper Unit Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit / V External View Housing Upper / Print Head/ Printer Mechanism / Main Board Unit /...

  • Page 153: Front Frame

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing Front Frame. 4.3.19 Front Frame Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit / V External View Housing Upper / Print Head/ Printer Mechanism / Main Board Unit /...

  • Page 154: Ej Frame Unit

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing EJ Frame Unit. 4.3.20 EJ Frame Unit Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit / V External View (1) Housing Upper / Print Head/ Printer Mechanism / Main Board Unit /...
  • Page 155 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V External View (2) Remove the right Bush 5 from EJ Frame Unit. Remove the screw (x1, ) for securing EJ Frame Grounding Spring, and Dowel Dowel then remove EJ Frame Grounding Spring. Remove the screws (x1, ) for securing Front Paper Guide Support.

  • Page 156: Ink System Unit

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing Ink System Unit. 4.3.21 Ink System Unit Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit / V External View Housing Upper / Print Head/ Printer Mechanism / Main Board Unit /...

  • Page 157: Paper Guide Front Unit

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing Paper Guide Front Unit. 4.3.22 Paper Guide Front Unit Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit / V External View Housing Upper / Print Head/ Printer Mechanism / Main Board Unit /...

  • Page 158: Pg Sensor

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing PG Sensor. 4.3.23 PG Sensor Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit / V External View Housing Upper / Print Head/ Printer Mechanism / Main Board Unit /...

  • Page 159: Pf Roller Unit

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Part/Unit that should be removed before removing PF Roller Unit. 4.3.24 PF Roller Unit Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit / V External View (1) Housing Upper / Print Head/ Printer Mechanism / Main Board Unit /...
  • Page 160 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V External View (2) Sift PF Roller Unit to left, and then release the hooks (1 each, ) of Bush 10 (Left/Right). Hook Notch PF Roller Unit Release PF Roller Unit from the hook (x1,...

  • Page 161: Chapter 5 Adjustment

    C H A P T E R ADJUSTMENT...

  • Page 162: Overview

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 5.1 Overview In this printer, it is necessary to perform appropriate adjustment in order to maintain consistent printing function and quality, eliminate differences of each printer mechanism’s characteristics. Therefore, in case that the combination between the...
  • Page 163 C A U T I O N *2: When data cannot be read from the old board. to replace waste drain ink pad also in case the EEPROM *3: Only for Stylus CX3500/CX3600/CX3650 parameter back up function is not available on the defective main board.

  • Page 164: Adjustment By Using Adjustment Program

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 5.2 Adjustment by using adjustment program 5.2.1 EEPROM Data Copy V Adjustment procedure The procedures of the adjustment items will be explained here. The intended item is as Select “EEPROM Data Copy” in the Adjustment Program.

  • Page 165: Destination Setting

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 5.2.3 Destination setting 5.2.7 Input Head ID V Adjustment procedure 5.2.3.1 Market destination setting Select “Input Head ID” in the Adjustment Program. V Adjustment procedure Input the 13-digits code of the Head ID label applied to the Print Head. Enter Select “Destination setting”...

  • Page 166: Head Angular Adjustment

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 5.2.10 Head angular adjustment Band pattern V Adjustment procedure OK pattern NG pattern [Judging Standard] The printed line should be straight line. Set Normal Paper A4/Letter on the Paper Support. [Reference] Select “Head angular adjustment” in the Adjustment Program.

  • Page 167: Bi-D Adjustment

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 5.2.11 Bi-D adjustment 5.2.12 PW adjustment V Adjustment procedure V Adjustment procedure Set Normal Paper A4/Letter on the Paper Support. Set Photo Paper A4/Letter on the Paper Support. Select “Bi-D adjustment” in the Adjustment Program.

  • Page 168: First Dot Position Adjustment

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 5.2.13 First dot position adjustment 5.2.15 Print check pattern V Adjustment procedure 5.2.15.1 Normal Paper Print (A4) Set Photo Paper A4/Letter on the Paper Support. V Adjustment procedure Select “First dot position adjustment” in the Adjustment Program.
  • Page 169 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 5.2.15.2 Photo Quality Inkjet Paper Print (Letter) Set Plain Paper Letter on the Paper Support. Select “Print check pattern” in the Adjustment Program. After selecting Photo Quality Inkjet Paper (Letter x 1), click the [Print] button to print Photo Quality Inkjet Paper Print Pattern.

  • Page 170: Adjustment Except Adjustment Program

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 5.3 Adjustment Except Adjustment Program Set the thickness gauge at the position shown by the figure. The thickness gauge should be placed between the front of the Paper Guide Front Unit and the center ribs.
  • Page 171 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Accede to following steps until you’ve completed the left side PG adjustment. 11. Loosen the screw (C.B.S 3x6) for securing the Parallel Adjustment Lever (Right). START Parallel Adjustment Lever (Right) Step 8 Move the Carriage Unit by C.B.S 3x6...
  • Page 172 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 13. Move the Carriage Unit on the thickness gauge by using the Timing Belt, and 14. Accede to following steps until you’ve completed the right side PG check whether the thickness gauge moves or not.

  • Page 173: Pf Scale Sensor Positioning Adjustment

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 17. Accede to following steps to check left side PG again. 5.3.2 PF Scale Sensor positioning adjustment V Parts to be Removed and Replaced START Replacement of Main Board Unit Replacement of PF Roller Unit...

  • Page 174: Chapter 6 Maintenance

    C H A P T E R MAINTENANCE...

  • Page 175: Overview

    As for the operation of the Adjustment program, refer to Chapter 5 Adjustment. Roller shaft side and used to clean the LD Roller surface, it is no problem. NOTE: *1: The Stylus CX3500/CX3600/CX3650/CX4500/CX4600 has 3 modes for manual cleaning, and even during printing, the V Exterior parts appropriate cleaning mode is automatically selected and Use a clean soft cloth moistened with water, and wipe off any dirt.
  • Page 176 Revision A V Maintenance request error (Maintenance call error) 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 Ink is used for the Print Head cleaning operation as well as the printing operation.

  • Page 177: Lubrication

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A V Refer to the following figures for the lubrication points. 6.1.3 Lubrication The characteristics of the grease have great affects on the mechanical function and <Lubrication Point> durability, especially does the characteristics about temperature environment. The type...
  • Page 178 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A <Lubrication Point> <Lubrication Point> Carriage Carriage 4 Ditches of Pully Driven Holder 1. 2 position on holes of Carriage Guide (touch to Carriage Guide Shaft) Shaft <Lubrication Type> 2. Carriage Guide Shaft surface G-26 <Lubrication Type>...
  • Page 179 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A <Lubrication Point> <Lubrication Point> Link Lever Holder (Left) Paper Guide Front Unit Points on the left side of Paper 1. Edge line of Link Lever (Left) Guide Front Unit as shown in the 2. Around 2 dowels of Link Lever...
  • Page 180 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A <Lubrication Point> 1. Contact point between PF PF Grounding Spring Grounding Spring and PF Paper Guide Rear Roller Unit 2. Contact point between Paper Guide Rear and PF Roller Unit <Lubrication Type> 1. G-26 2. G-26 <Lubrication Amount>...

  • Page 181: Chapter 7 Appendix

    C H A P T E R APPENDIX...

  • Page 182: Connector Summary

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 7.1 Connector Summary See the following tables for the connector summary for the C571 Main board, C577 Main board and each connector’s pin alignment. 7.1.1 Major Component Unit Table 7-1. Connector Summary for C571/C577 Main Board...
  • Page 183 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 7-3. CN3 - PE Sensor Table 7-6. CN6 - Print Head Signal Name Function Signal Name Function PE Sensor signal GND2 — Ground — Ground Head drive pulse (trapezoid waveform) — Power supply for PE Sensor GND2 —...
  • Page 184 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 7-7. CN7 - Print Head Table 7-10. CN10 - Scanner Motor Signal Name Function Signal Name Function Cartridge detect signal Phase drive signal (-A) CSDA CSIC transmit and receive data Phase drive signal (B)
  • Page 185 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 7-14. CN14 - Memory Card Table 7-12. CN12 - Panel Board Signal Name Function Signal Name Function /CE1 Card enable signal Switch data serial data input CA10 Address bus for CF slot (10) SENB...
  • Page 186 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 7-14. CN14 - Memory Card Table 7-15. CN15 - Memory Card Signal Name Function Signal Name Function /CE2 Card enable signal FWEB Write enable signal NC/VS1 Voltage sensing 1 FWPB Write protect signal /IORD...
  • Page 187 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 7-15. CN15 - Memory Card Table 7-15. CN15 - Memory Card Signal Name Function Signal Name Function Reserve — Not connected Card detect signal SCLK Stick inserted/removed detect terminal — Ground — Power supply for MemoryStick Write protect seal condition —...

  • Page 188: Component Layout

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 7.2 Component Layout Figure 7-2. C571 Main board component layout (1) Figure 7-3. C571 Main board component layout (2) APPENDIX Component Layout...
  • Page 189 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Figure 7-4. C577 Main board component layout (1) Figure 7-5. C577 Main board component layout (2) APPENDIX Component Layout...
  • Page 190 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Figure 7-6. C571 PSB board component layout Figure 7-7. C571 PSE board component layout APPENDIX Component Layout...
  • Page 191 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Figure 7-8. C571 Panel board component layout APPENDIX Component Layout...

  • Page 192: Exploded Diagram

    E P S O N S T Y L U S 4 6 0 0 / C X 4 5 0 0 R e v . 0 1 C A S E 0 1 Figure 7-9. Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Exploded Diagram 1 APPENDIX Exploded Diagram...
  • Page 193 E P S O N S T Y L U S 4 6 0 0 / C X 4 5 0 0 R e v . 0 1 E L E C 0 1 Figure 7-10. Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Exploded Diagram 2 APPENDIX Exploded Diagram...
  • Page 194 E P S O N S T Y L U S 4 6 0 0 / C X 4 5 0 0 R e v . 0 1 M E C H 0 1 Figure 7-11. Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Exploded Diagram 3 APPENDIX Exploded Diagram...
  • Page 195 S T Y L U S 4 6 0 0 / C X 4 5 0 0 R e v . 0 1 M E C H 0 2 5 2 3 Figure 7-12. Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Exploded Diagram 4 APPENDIX Exploded Diagram...
  • Page 196 E P S O N S T Y L U S 4 6 0 0 / C X 4 5 0 0 R e v . 0 1 M E C H 0 3 Figure 7-13. Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Exploded Diagram 5 APPENDIX Exploded Diagram...

  • Page 197: Parts List

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 7.4 Parts List Table 7-16. Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Code Parts Name Table 7-16. Stylus CX3500/CX3600/CX3650/CX4500/CX4600 POROUS PAD,INK EJECT,2 Code Parts Name POROUS PAD,INK EJECT,3 COVER,ASF POROUS PAD,INK EJECT,4 COVER,REAR;ECG POROUS PAD,INK EJECT,5 COVER,USB;ECG POROUS PAD,INK EJECT,6 HOUSING,CARD SLOT;ECG...
  • Page 198 EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A Table 7-16. Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Table 7-16. Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Code Parts Name Code Parts Name SCALE,PF CABLE,HEAD POROUS PAD,TUBE,UPPER BOARD ASSY.,ENCORDER GUIDE,FFC BOARD ASSY.,DETECTOR,PW ASF UNIT MOTOR ASSY.,CR C.B.P-TITE SCREW,3X6,F/ZN-3C DETECTOR ASSY.,PG CONNECTER,CSIC PRINT HEAD BOARD ASSY.,CSIC...

  • Page 199: Electrical Circuits

    EPSON Stylus CX3500/CX3600/CX3650/CX4500/CX4600 Revision A 7.5 Electrical Circuits The electric circuit diagrams below are shown at the following pages: V C571 Main control circuit board V C577 Main control circuit board V C571 PSB/PSE power supply circuit board V C571 Panel circuit board...

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