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BJC-2000
6. Some troubleshooting procedures include successive countermeasures. These are
steps which must be followed to resolve the problem.
After each countermeasure step, make a test print to confirm whether the problem
has been corrected. If the problem persists, execute the subsequent
countermeasure steps.
Example 2
Countermeasure 1: After replacing the BJ cartridge, execute a test printout to check
whether the problem has been fixed.
If the problem persists, execute the next countermeasure step 2 which calls for the
replacement of the logic board.
7. Ink cartridge replacement as a countermeasure is only applicable after the color BJ
cartridge has been used for the Symptom. When using the black BJ cartridge for
troubleshooting, advance to the next step.
8. After completing the troubleshooting, be sure to reconnect connectors and tighten
any loosened screws.
CAUTION
Remove and reinstall
the cartridge
Printer
No
recognizes the
cartridge ?
Yes
END
When replacing the logic board, be sure to check the waste ink absorbers'
ink amount on the rear of the printer base unit. If necessary, reset the
EEPROM.
Refer to
Part 3, 2.4 EEPROM Reset (page 3-19)
Bottom Cover Replacement Cautions (page 5-5)
1. Replace the
· Cartridge is faulty
cartridge
· Check the cartridge
2. Replace the
· MPU is faulty
logic board
and
.
5-7
Part 5: Maintenance
Part 5, 4.3 Logic Board and
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