2-93
Confidential
Partially shaded
Fully tinged
<User Check>
- Clean the scanner glass.
Step
Cause
Remedy
1
Dirt inside of scanner glass
Clean the inside of scanner glass.
2
Deformed document sponge
Replace the document scanner unit.
<User Check>
- Clean the scanner glass or ADF glass.
Step
Cause
Remedy
1
Incorrect white level correction data Execute "Acquire white level data (
)".
2
First or second side CIS unit failure Replace the first or second side CIS unit.
3
Main PCB failure
Replace the main PCB ASSY.