Ricoh LDD250, Service Manual

Page: 238 / 459

SERVICE CALL CODE TABLE
C262/C265 4-4 SM
Code Title Conditions Possible Causes
SC309 Pressure cam shift
motor lock (A4
cam sensor
remains on or off) The sensor does not change status
for more than 5 seconds after the
pressure cam shift motor on signal
is generated.
•
Defective sensor
•
Defective motor
SC310 Pressure cam shift
motor lock (A3
cam sensor
remains off or on) The sensor does not change status
for more than 5 seconds after the
pressure cam shift motor on signal
is generated.
•
Defective sensor
•
Defective motor
SC311 Pressure cam shift
motor lock
(HP sensor error) When the motor is moving, the HP
sensor is not activated more than
8.5 seconds •
Defective sensor
•
Defective motor
SC312 Pressure cam shift
motor lock
(Position sensor
error) When the motor is moving, the
position sensor is not activated
more than 8.5 seconds •
Defective sensor
•
Defective motor
SC313 Clamper motor
lock
(Clamper close
position sensor
error) When the master clamper is being
opened, the sensor is not activated
after the clamper motor on signal is
generated.
The motor is not de-activated for
more than 4 seconds •
Defective clamper close
position sensor
•
Defective motor
•
Defective drum guide
drive
•
Defective 2nd drum
position sensor
•
Defective movement of
clamper
SC314 Clamper motor
Lock
(Clamper open
position sensor
error) When the master clamper is being
opened, the sensor is not activated
after the clamper motor on signal is
generated.
The motor is not de-activated for
more than 4 seconds
•
Defective clamper open
position sensor
•
Defective motor
•
Defective drum guide
drive
•
Defective 2nd drum
position sensor
•
Defective movement of
clamper
SC315 Idling roller motor
lock The motor does not activate for
more than 4 seconds after the
signal is generated.
•
Defective idling roller
•
Defective motor
•
Defective sensor