Epson Stylus C87, Service Manual

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EPSON Stylus C87/C88/D88 Revision A
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Contents
Chapter 1 PRODUCT DESCRIPTION
1.1 Features.................................................................................................................. 9
1.2 Specifications ...................................................................................................... 10
1.2.1 Physical Specification................................................................................. 10
1.2.2 Printing Specification ................................................................................. 10
1.2.3 Paper Feeding ............................................................................................. 11
1.2.4 Input Data Buffer........................................................................................ 11
1.2.5 Electric Specification.................................................................................. 11
1.2.6 Reliability ................................................................................................... 12
1.2.7 Acoustic Noise............................................................................................ 12
1.2.8 Black Ink Save Mode.................................................................................. 13
1.3 Operator Controls ................................................................................................ 14
1.3.1 Operation Switch ........................................................................................ 14
1.3.2 Panel Functions........................................................................................... 14
1.3.3 Printer Condition and LED Status .............................................................. 15
1.3.4 Duplex Printing........................................................................................... 15
1.3.5 Errors .......................................................................................................... 15
1.4 Paper .................................................................................................................... 16
1.4.1 Paper Support.............................................................................................. 16
1.5 Ink Cartridge........................................................................................................ 21
1.5.1 Ink Cartridge Specification......................................................................... 21
Chapter 2 OPERATING PRINCIPLES
2.1 Overview ............................................................................................................. 24
2.2 Printer Mechanism............................................................................................... 24
2.2.1 Printhead Specifications ............................................................................. 25
2.2.2 Carriage Mechanism................................................................................... 25
2.2.3 Paper Loading/Feeding Mechanism ........................................................... 26
2.2.4 Ink System Mechanism............................................................................... 27
2.3 Electrical Circuit Operating Principles................................................................ 27
2.3.1 C528 PSH Board......................................................................................... 28
2.3.2 C528 Main Board ....................................................................................... 28
Chapter 3 TROUBLESHOOTING
3.1 Overview ............................................................................................................. 30
3.1.1 Specified Tools ........................................................................................... 30
3.1.2 Preliminary Checks..................................................................................... 30
3.2 Troubleshooting With LED Error Indications.................................................... 31
3.2.1 Fatal Error................................................................................................... 33
3.3 Troubleshooting for Motors and Sensors ............................................................ 35
Chapter 4 DISASSEMBLY/ASSEMBLY
4.1 Overview ............................................................................................................. 37
4.1.1 Precautions.................................................................................................. 37
4.1.2 Tools ........................................................................................................... 37
4.1.3 Screws (T.B.D) ........................................................................................... 38
4.1.4 Work Completion Check ............................................................................ 39
4.2 Caution regarding Assembling/Disassembling of the Printer Mechanism,
and How to Ensure of Quality on Re-assembled Product ................................... 40
4.3 Dissasembly Procedures...................................................................................... 42
4.3.1 Removing Housings ................................................................................... 44
4.3.2 Removing Boards ....................................................................................... 57
4.3.3 Disassembling Printer Mechanism ............................................................. 62
Chapter 5 ADJUSTMENT
5.1 Adjustment Items and Overview......................................................................... 81
5.1.1 Servicing Adjustment Item List.................................................................. 81
5.1.2 Replacement Part-Based Adjustment Priorities ......................................... 84
5.2 Adjustment by Using Adjustment Program ........................................................ 85
5.2.1 Market ID Setting ....................................................................................... 85
5.2.2 USB ID Input.............................................................................................. 85
5.2.3 Head ID Input ............................................................................................. 85
5.2.4 Head Angular Adjustment .......................................................................... 86
5.2.5 Bi-D Adjustment......................................................................................... 86