Ricoh G-P3 Service Manual page 101

4. Troubleshooting
SC
[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.
4
High voltage power board: Charge voltage output error [C]
302 The measured voltage is not
proper when EGB measures
[D]
the charge output for each
color.
High voltage power board: Charge voltage output error [Y]
303 The measured voltage is not
proper when EGB measures
[D]
the charge output for each
color.
304
Charge AC bias error [K]
[D]
100
Symptom
• 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.
Possible Cause/Required Action