Canon QY8-1360-000 Faulty printing 1 No printing, 5-34, Part 5 Maintenance, Measure, BJC-7100

Part 5: Maintenance BJC-7100

4.Faulty printing <1>: No printing

<Symptoms> • The printer does not print at all.

•Printing stops mid-way.

•Only a certain color is printed. <Cause> • The ink has run out or the BJ cartridge is faulty.

•The carriage unit is faulty, the carriage cable is faulty, the purge unit is faulty, or the logic board is faulty.

<Measure>

Repeat head cleaning and deep cleaning operations 4 or 5 times.

Make a test print.

OK?

Yes

No

Remove BJ cartridges.

END

Check contacts (both		• Check for ink on contacts.
cartridge and carriage).		• Check that contacts are not bent or
		displaced.
	No
OK?
Yes
		Clean contacts.
Replace color and
photo ink tanks.		A
Repeat head cleaning and
deap cleaning operations
4 or 5 times.

Make a test print.

	OK?	No
Replace black	Yes	Replace color/
BJ cartridge.	END	photo BJ cartridge.

A

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