EPSON Stylus CX4100/CX4200/CX4700/CX4800/DX4200/DX4800/DX4850 Revision A
TROUBLESHOOTING Troubleshooting 93
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. And, when you find out the defective parts, replace them by referring the Chapter 4
“ TROUBLESHOOTING” (p.87).
The following tables describe the error check points.
Table 3-7. Check point for the communication error according to each phenomenon
Occurrence
timing
CR position
Detailed phenomenon
Defective
unit/part name
Check point Remedy
• Power on
•Anywhere
When turning on the power, the SPC
does not operate at all.
Panel Unit
1. Check if the Panel FFC is connected to the CN1 on the
Panel Board.
1. Connect the Panel FFC to CN1 on the Panel
Board.
2. Check if the Panel FFC is not damaged. 2. Replace the Panel FFC with new one.
3. Check if the Panel Board is not damaged. 3. Replace the Panel Board with new one.
CN1Panel Board Panel FFC
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