Epson Stylus SX435W Service Manual

8
Epson Stylus SX230 series / SX235W series / SX430W series / SX440W series Revision B
Confidential
Contents
Chapter 1 Troubleshooting
1.1 Troubleshooting....................................................................................................................................................... 10
1.1.1 Troubleshooting Workflow ............................................................................................................................ 10
1.2 Power-On Sequence ................................................................................................................................................ 12
1.3 Fatal Error Code List............................................................................................................................................... 14
1.3.1 Displaying the Fatal Error Code..................................................................................................................... 14
1.3.2 Printer Fatal Error Code ................................................................................................................................. 15
1.3.3 Scanner Fatal Error Code ............................................................................................................................... 18
Chapter 2 Disassembly/Reassembly
2.1 Overview ................................................................................................................................................................. 20
2.1.1 Tools ............................................................................................................................................................... 20
2.1.2 Jigs .................................................................................................................................................................. 20
2.1.2.1 Making the Spring Hook Jig.................................................................................................................. 20
2.1.3 Locations of the Parts/Units ........................................................................................................................... 21
2.1.4 Standard Operation Time for Servicing the Product ...................................................................................... 24
2.2 Disassembly/Reassembly Procedures ..................................................................................................................... 26
2.2.1 Disassembly Flowchart................................................................................................................................... 27
2.2.2 Disassembly Flowchart (Printhead/Main Board) ........................................................................................... 31
2.3 Detailed Disassembly/Reassembly Procedure for each Part/Unit........................................................................... 32
2.4 Routing FFCs/cables ............................................................................................................................................... 38
Chapter 3 Adjustment
3.1 Required Adjustments ............................................................................................................................................. 42
3.2 Adjustment Program................................................................................................................................................ 47
3.2.1 Operating Environment .................................................................................................................................. 47
3.2.2 Details of the Adjustment Program ................................................................................................................ 47
3.2.2.1 CR Motor Heat Protection Control / PF Motor Heat Protection Control .............................................. 47
3.2.3 Scanner Motor Heat Protection Control ......................................................................................................... 48
3.3 Mechanism Adjustment / Check ............................................................................................................................. 49
3.3.1 Checking the Platen Gap ................................................................................................................................ 49
3.3.2 CR/PF Belt Tension Check............................................................................................................................. 50
Chapter 4 Maintenance
4.1 Overview ................................................................................................................................................................. 53
4.1.1 Cleaning.......................................................................................................................................................... 53
4.1.2 Lubrication...................................................................................................................................................... 53
4.2 Lubrication Points and Instructions......................................................................................................................... 54
Chapter 5 Refurbishment
5.1 Overview ................................................................................................................................................................. 59
5.1.1 Ink Discharge.................................................................................................................................................. 59
Chapter 6 Appendix
6.1 Connector Diagram ................................................................................................................................................. 61
6.2 Protection for Transportation .................................................................................................................................. 62
6.2.1 Securing the CR Unit...................................................................................................................................... 62
6.2.2 Securing the Paper Support Assy ................................................................................................................... 63

Epson Stylus SX435W Specifications

General

Print Technology	Inkjet
Connectivity	USB, Wi-Fi
Max Print Resolution	5760 x 1440 dpi
Scanner Type	Flatbed
Max Black Print Speed	33 ppm
Max Color Print Speed	15 ppm
Scan Resolution	1200 x 2400 dpi
Card Reader	Yes
Copy Speed (Black)	33 cpm
Copy Speed (Color)	15 cpm
Paper Capacity	100 sheets
Ink Cartridges	4 (Black, Cyan, Magenta, Yellow)
Dimensions (W x D x H)	390 x 300 x 145 mm
Weight	4.1 kg
Functions	Print, Scan, Copy
Display	LCD
Paper Sizes	A4, A5, A6, B5