Ricoh D096 Service Manual page 197

Scanner home position error 2
The scanner home position
121 B
sensor does not detect the
on condition during
initialization or copying.
SBU white/black level correction error
The automatic SBU
adjustment has failed to
correct the black level.
143 D
The automatic SBU
adjustment has failed to
correct the white level
twenty times consecutively.
Communication Error between BICU and SBU
The BICU board cannot
144 B
detect the SBU connect
signal.
SM Appendix
Service Call Conditions
Scanner home position sensor
defective
Scanner drive motor defective
Scanner home position sensor
connector defective
Scanner drive motor connector
defective
BICU board defective
Exposure lamp defective
Dirty white plate
Incorrect position or width of white
plate scanning (SP4015)
BICU board defective
SBU board defective
The flat cable between the BICU board
and the SBU has a poor connection
The flat cable between the BICU board
and the SBU is damaged
BICU board defective
SBU defective
3-3 D096