Epson/Seiko Epson ME OFFICE 900WD, Service Manual, Page: 10 / 20

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Epson WorkForce 635/620/60 series Revision E
Confidential
Contents
Chapter 1 Disassembly/Reassembly
1.1 Overview ................................................................................................................................................................. 12
1.1.1 Tools ............................................................................................................................................................... 12
1.1.2 Jigs .................................................................................................................................................................. 13
1.2 Disassembly/Reassembly Procedures ..................................................................................................................... 14
1.2.1 Standard Operation Time for servicing the product ....................................................................................... 15
1.2.2 Disassembly/Reassembly Flowchart .............................................................................................................. 19
1.2.2.1 Housing Part (WorkForce 635 series/WorkForce 625 series) ............................................................... 19
1.2.2.2 Housing Part (WorkForce 60 series) ..................................................................................................... 21
1.2.2.3 Printer Mechanism Part ......................................................................................................................... 22
1.3 Detailed Disassembly/Reassembly Procedure for each Part/Unit........................................................................... 24
1.4 Routing FFCs/cables ............................................................................................................................................... 30
Chapter 2 Adjustment
2.1 Required Adjustments ............................................................................................................................................. 34
2.2 Details of Adjustments ............................................................................................................................................ 40
2.2.1 PF Timing Belt Tension Measurement/PF Belt Step Check .......................................................................... 40
2.2.2 Checking the Platen Gap ................................................................................................................................ 43
2.2.3 MAC Address Setting..................................................................................................................................... 44
Chapter 3 Maintenance
3.1 Overview ................................................................................................................................................................. 46
3.1.1 Cleaning.......................................................................................................................................................... 46
3.1.2 Lubrication...................................................................................................................................................... 46
3.2 Lubrication Points and Instructions......................................................................................................................... 48
Chapter 4 Appendix
4.1 Power-On Sequence ................................................................................................................................................ 53
4.2 Connector Diagram ................................................................................................................................................. 56
4.3 Troubleshooting....................................................................................................................................................... 57
4.3.1 Troubleshooting Workflow ............................................................................................................................ 57
4.3.2 Fatal Error Code ............................................................................................................................................. 59