Brother ADS-2600W Service Manual page 54

Vertical streaks

Step
First side or second side CIS unit
1
failure
 White vertical streaks
Step
First side or second side CIS unit
1
failure
 Hue defect
Step
Color parameter failure
1
Dirty calibration sheet
2
First side or second side CIS unit
3
failure
4 Main PCB failure
<User Check>
- Clean the CIS glass.
- Clean the document pressure bar.
Cause
<User Check>
- Clean the CIS glass.
- Clean the document pressure bar.
Cause
Cause
2-28
Remedy
Replace the first side or second side CIS
unit.
Remedy
Replace the first side or second side CIS
unit.
Remedy
Execute the maintenance mode function
"Acquire white level data and set CIS scan
area".
Replace the calibration sheet with a new
one.
Replace the first side or second side CIS
unit.
Replace the main PCB ASSY.
Confidential