Ricoh J001 Service Manual page 612

Troubleshooting
Probable Cause: One or more of the following:
The cap of the maintenance unit did not rise toward the carriage.
The maintenance motor was not operating for suctioning ink from the print heads.
Feelers of the ink level sensor missing or out of position.
Film encoder dirty.
Maintenance unit defective.
Location: Print head ink tank, feelers of the ink level sensor, encoder film strip, maintenance
unit.
Procedure:
1. Cycle printer on/off, check result.
2. Clean suction cap.
3. Replace horizontal encoder film strip.
4. Replace maintenance unit.
5. Check the position of the feelers attached to the sides of the tanks.
SC993 High voltage leak
Description: A voltage leak was detected at the HVPS pack.
Probable Cause: The leak detection signal went ON then did not change, ink or
condensation accumulated on transport belt.
Location: HVPS pack, control board, transport belt
Procedure:
1. Cycle printer on/off, check result.
2. Raise top cover and check condition of transfer belt surface.
3. Push [Menu> select "Maintenance"> "De-Condensation" to feed 3 sheets of blank
paper through the paper path to absorb condensation.
4. Clean ink from transport belt.
5. Replace HVPS pack.
SC994 Vertical motor error
Description: The vertical motor did not move when it was switched on.
Probable Cause: Vertical motor not rotating, encoder sensor signal did not change, or
paper jam.
Location: Vertical motor, encoder sensor, control board, paper path (jam)
Procedure:
1. Cycle printer on/off, check result.
2. Remove paper jam.
Repair Center Manual
CÓPIA NÃO CONTROLADA
19
CÓPIA NÃO CONTROLADA
J007/J010/J011