Ricoh G104, Service Manual

Page: 349 / 601

Service Call Conditions
SM 4-15 G160/G161
G160/G
161
SC
[Level]
Symptom Possible Cause/Required Action
movement of actuator at the
sensor while the polygon
motor rotates.
ƒ
Disconnected connector of transfer belt
contact sensor or motor
ƒ Disconnected cable
1. Replace the transfer belt contact
sensor.
2. Replace the transfer belt contact motor.
Transfer roller contact error
452
[D]
The transfer roller contact
sensor does not detect the
movement of actuator at the
sensor while the polygon
motor rotates.
ƒ Defective transfer roller contact sensor
ƒ
Defective transfer roller contact motor
ƒ Defective IOB
1. Replace the transfer roller contact
sensor.
2. Replace the transfer roller contact
motor.
3. Replace the IOB.
High Voltage Power 1: High voltage output error
490
[D]
Error signal is detected for
10 times consecutively.
ƒ
One of the DC bias outputs for each PCU is
shorted or one of the transfer belt bias outputs
for [Y], [M] and [C].
ƒ Power leaking
ƒ Defective connection
ƒ Disconnected cable
ƒ Defective PCU
ƒ Defective High Voltage Power 1
1. Replace the High Voltage Power 1.
2. Reset the cables and components.
3. Replace the PCU.
High Voltage Power 2: High voltage output error
491
[D]
Error signal is detected for
10 times consecutively.
ƒ One of the separation bias output,
development bias output and transfer belt
cleaning bias output is shorted or one of the
transfer belt bias output for [K] and transfer
roller bias output is shorted.
ƒ Power leaking
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA