Canon BJC 6000 Service Manual - Page 150
Faulty, Printing: Blank, Lines Appear
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Part 5: Maintenance BJC-6000 3. Faulty Printing: Blank Lines Appear • Blurred prints • Blank lines • Specific dot missing The BJ cartridge(s), BJ cartridge contact(s), carriage ribbon cable, purge unit, control board or carriage board is defective. Cleaning operation Perform the cleaning operation 5 times. Nozzle check pattern See Part 3: 3.5.2 Nozzle check pattern printing (page 3-16) Do print problems No appear? Yes 1. Replace the relevant ink tank 2. Replace the relevant BJ cartridge END Do print problems No still appear? Yes END To next page 5-32
<Symptoms>
• Blurred prints
• Blank lines
• Specific dot missing
<Cause>
The BJ cartridge(s), BJ cartridge contact(s), carriage
ribbon cable, purge unit, control board or carriage
board is defective.
<Measure>
Part 5:
Maintenance
BJC-6000
5-32
1. Replace the relevant
ink tank
2. Replace the relevant
BJ cartridge
Cleaning operation
Nozzle check pattern
Perform the cleaning operation 5 times.
(page 3-16)
See
Part 3: 3.5.2 Nozzle check pattern printing
Yes
No
To next
page
END
Do print problems
still appear?
Do print problems
appear?
END
No
Yes
3. Faulty
Printing: Blank
Lines Appear