2. Do " Do "Head-Cleaning" 3 times.
3. Do "Head-Flushing" 1 time.
4. Adjust line feed.
5. Allow the printer to remain unused overnight.
6. Try again after 12 hours.
Replacement Procedure:
1. Do " Do "Head-Cleaning" 3 times.
2. Do "Head-Flushing" 1 time.
3. Replace print head.
4. Replace maintenance unit.
Ink cartridge
Ink cartridge absence not detected
Description: Closing the right front door with no ink cartridge set did not trigger the ink cartridge not set
alert.
Probable Cause: Cartridge cover sensor signal did not change.
Location: Ink cartridge cover sensor, control board
Service Center Procedure:
None
Replacement Procedure:
1. Replace operation panel.
2. Replace control board.
Ink Collection Tank
Ink collection tank improper installation not detected
Description: The ink collection tank is not installed correctly but this does not trigger and alert.
Probable Cause: The signal of the ink collection tank sensor did not change.
Location: Ink collection tank sensor, control board
Service Center Procedure:
None
3. Troubleshooting
42
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