Canon QY8-1360-000 Service Manual page 164

Part 5: Maintenance
• Noise during pickup, paper output, and paper transport
Remove the sheet
feeder unit.
Visually check
sheet feeder unit.
OK?
Yes
Check operation of
sheet feeder unit.
OK?
Yes
Visually check parts in
paper transport path.
• Check for foreign objects.
• Check for deformed or
damaged gears.
No
• Remove the sheet feeder unit from
the printer and manually rotate
the drive gears to check for where
the noise is generated.
No
• Paper edge guide
• Pressure roller and holder
• Platen
• Spur unit
5-32
Service or replace
sheet feeder unit.
• Feeder roller
• Paper output roller
• Gears
BJC-7100