Ricoh G147 Service Manual page 157

Development output abnormal
A development bias leak signal was
395 D
detected. High voltage output to the
development unit exceeded the
upper limit (65%) for 60 ms.
Transfer roller leak detected
401 D
A transfer roller current leak signal is
detected.
Transfer roller open error
402 D
The transfer roller current feedback
signal is not detected.
Transfer belt position sensor error
The transfer belt position sensor did
403 D
not activate after the transfer belt
contact clutch was switched on twice
and rotated once.
Transfer belt error
The transfer belt did not move away
405 D
from the drum during the ID sensor
pattern check.
SM
Poor connection at the
development bias terminal
HVPS connectors or harnesses
loose, broken, defective
HVPS defective
HVPS board defective
Poor cable connection or
defective cable
Transfer connector defective
HVPS defective
Transfer connector cable
defective
Transfer connector defective
Poor PCU connection
Main motor malfunction
Transfer belt contact clutch
defective
Transfer belt position sensor
harness or connector loose,
broken, defective
Transfer belt position sensor
defective
Main motor malfunction
Transfer belt contact clutch
defective
Transfer belt position sensor
harness or connector loose,
broken, defective
4-7 G147