Epson WF-C5790 - LED Light Failure

EPSON WF-C5790/WF-C5790a/WF-C5710/ET-8700/WF-C5210/WF-C5290/WF-C5290a Revision A
Troubleshooting Troubleshooting procedure 95
Confidential
ADF/SCN ERROR (6)
 Error name
 LED light failure (error code: 100032)
 Cause
 The LED on the CIS Module is not lit up.
 Suspected cause
 CIS Module failure
 FFC disconnection in ADF/SCN
 Main Board failure
 Troubleshooting
Step Check and measure Yes No
1
Visually check the FFCs of the ADF/SCN Unit.
Check the FFC (thick) in ADF/SCN to make sure it is not inserted obliquely,
folded, or damaged.
Go to step 2
 Properly connect the FFC of ADF/SCN.
 Replace the ADF/SCN Unit if the FFC is
damaged.
2
Replace the ADF/SCN Unit.
Does the error occur after replacing the ADF/SCN Unit?
Go to step 3 End
3
Replace the Main Board Assy.
Does the error occur after replacing the Main Board Assy?
Contact the EPSON Service Department. End