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BJC-5000
10. Sub Heater
error
<Corrective Action>
When you use two BJ cartridges on both the right and left sides, follow the flow below for each BJ
cartridge.
Remove/install
the BJ cartridge.
Error
displayed?
Yes
Clean the contacts.
Check the BJ cartridge
conductivity.
Correct ?
Yes
1. Replace the logic
board.
2. Replace the
carriage unit.
<Cause>
The sub heater which is located inside the BJ cartridge
cannot be driven.
<Suspected Parts>
No
END
If the BJ cartridge or carriage contact side is soiled
with ink mist and the like, clean or replace it.
No
Replace
the BJ cartridge.
5-23
BJ cartridge, logic board, carriage unit
14
7
2 1
Pin 1, 2, 14: GND terminals
Pin 7: Sub heater drive signal terminal
Part 5: Maintenance
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