Canon QY8-1360-000 Service Manual page 167

Part 5: Maintenance
BJC-7100
A
Repeat head cleaning and
deep cleaning operations
4 or 5 times.
Make a test print.
No
OK?
Yes
1. Check/replace carriage
cable.
END 2. Replace carriage unit.
3. Replace logic board.
4. Replace purge unit.
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