EPSON Stylus Pro 3800/3800C/3850
Revision A
TROUBLE SHOOTING
Overview
62
3.1 Overview
This section explains the basic procedure for troubleshooting problems on the printer
quickly and efficiently.
3.1.1 Preliminary Check
Make sure to verify or perform the following basic items whenever servicing the
printer.
1.
There is no foreign material which interferes with the proper operation of the
printer.
2.
Print the status sheet, and check the information printed on the sheet to find out
possible causes of the error; if the main units have reached their end of life, or if
there is something wrong with the user-defined panel settings.
3.
Both outside and inside of the printer are free of significant dirt. Clean it if
significant dirt is observed.
4.
None of the parts or components of the printer are missing, chipped or damaged.
5.
All of the harnesses are free of damages and properly connected to their
connectors.
6.
The cams and gears in the printer mechanism are engaged correctly showing no
signs of wear.
7.
When smudges appear on printed pages, clean the rubber rollers in the printer
mechanism if it solves the problem.
8.
The rubber rollers in the printer mechanism are engaged correctly showing no
signs of wear.
9.
Initialize the NVRAM on the C635 main board (reset the user-defined panel
settings to their factory default) if necessary.
Execute the DEFAULT PANEL in the Maintenance mode.
3.1.2 Troubleshooting Procedure
Follow the flowchart given below to troubleshoot problems efficiently.
W A R N I N G
When handling the lithium battery used for backup of the RTC on
the main board, strictly follow the safety instructions given in
“4.1.1 Precautions”
(p86)
.
C A U T I O N
Before disassembling/reassembling the printer, be sure to turn
the power OFF, confirm the panel display disappears, and
unplug the power code.
Be sure to use the specified tools for maintenance/repair.
To maintain the product’s quality, be sure to use the specified
lubricant and adhesive.
Be sure to perform the adjustments as required.
(Page 63)
Occurrence of Troubles
Error message is
displayed on the LCD
(Page 82)
Print Quality Troubles
(Page 68)
Warning message is
displayed
(Page 66)
Error message is
displayed
(Page 74)
Service Call message is
displayed
Summary of Contents for 3800 - Stylus Pro Color Inkjet Printer
Page 1: ...EPSONStylusPro3800 3800C 3850 Large Format Color Inkjet Printer S SERVICE MANUAL SEIJ06007 ...
Page 5: ...Revision Status Revision Date of Issue Description A November 30 2006 First release ...
Page 9: ...C H A P T E R 1 PRODUCTDESCRIPTION ...
Page 35: ...C H A P T E R 2 OPERATINGPRINCIPLES ...
Page 61: ...C H A P T E R 3 TROUBLESHOOTING ...
Page 85: ...C H A P T E R 4 DISASSEMBLY ASSEMBLY ...
Page 190: ...C H A P T E R 5 ADJUSTMENT ...
Page 250: ...C H A P T E R 6 MAINTENANCE ...
Page 262: ...C H A P T E R 7 APPENDIX ...
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