Ricoh G104 Service Manual page 344

Service Call Conditions
SC
Symptom
[Level]
High voltage power board: Charge voltage output error [M]
The measured voltage is not
301
proper when EGB measures
[D]
the charge output for each
color.
High voltage power board: Charge voltage output error [C]
The measured voltage is not
302
proper when EGB measures
[D]
the charge output for each
color.
High voltage power board: Charge voltage output error [Y]
The measured voltage is not
303
proper when EGB measures
[D]
the charge output for each
color.
Charge AC bias error [K]
304
The charge current less than
[D]
200 µA is detected.
G160/G161
CÓPIA NÃO CONTROLADA
Possible Cause/Required Action
2. Replace the PCU for black.
3. Replace the drum positioning plate.
4. Replace the high voltage power 1.
Defective charge roller
Defective connectors
Disconnected harness
Defective high voltage power 1
1. Check the connectors.
2. Replace the PCU for magenta.
3. Replace the drum positioning plate.
4. Replace the high voltage power 1.
Defective charge roller
Defective connectors
Disconnected harness
Defective high voltage power 1
1. Check the connectors.
2. Replace the PCU for cyan.
3. Replace the drum positioning plate.
4. Replace the high voltage power 1.
Defective charge roller
Defective connectors
Disconnected harness
Defective high voltage power 1
1. Check the connectors.
2. Replace the PCU for yellow.
3. Replace the drum positioning plate.
4. Replace the high voltage power 1.
Defective charge roller
Defective connectors
4-10
CÓPIA NÃO CONTROLADA
SM