2-55
Confidential
îš„ Error code A400
The ADF cover sensor detected that the ADF cover was open.
îš„ Error code A500
When scanning the fax, white or black correction data for the first side CIS was not within the
correct range.
Error code A600
Although operation was retried due to error A500 that occurred while scanning the fax, white
or black correction data for the first side CIS was not within the correct range.
Cover is Open
Close the ADF Cover.
<User Check>
• Close the ADF cover.
Step Cause Remedy
1
Connection failure of the ADF
sensor PCB harness
Reconnect the ADF sensor PCB harness.
2
Tab to push the ADF cover
sensor is broken.
Replace the ADF cover.
3
ADF sensor failure Replace the ADF cover/document detection
sensor PCB ASSY.
4 Main PCB failure Replace the main PCB ASSY.
Scan Unable
Remove the original document. Turn the power off, then on again.
Scan Unable A6
See Troubleshooting and routine maintenance chapter in User's Guide.
Step Cause Remedy
1
Incorrect correction data for
first side CIS
Execute function code 55.
2 First side CIS unit failure Replace the first side CIS unit.
3 Main PCB failure Replace the main PCB ASSY.
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