Ricoh G-P3, Service Manual

Page: 103 / 413

SC
[Level]
Symptom Possible Cause/Required Action
• 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.
325
[D]
Color development motor error
• LOCK signal is not
detected for more than
two seconds while the
motor START signal is on.
• LOCK signal is not
cancelled within two
seconds after the motor is
off.
• Color development motor slip due to the increase of
the load torque
1. Adjust the load torque properly by replacing or
cleaning the development unit.
2. Replace or repair the development motor if the load
torque is normal.
360
[D]
TD sensor: Output maximum error [K]
Vt is more than the maximum
value (4.5) for three times
consecutively.
• Defective connector connection
• Increasing toner density
1. Replace the PCU.
361
[D]
TD sensor: Output maximum error [M]
Same as SC 360
362
[D]
TD sensor: Output maximum error [C]
Same as SC 360
363
[D]
TD sensor: Output maximum error [Y]
Same as SC 360
364
[D]
TD sensor: Output minimum error [K]
Vt is less than the minimum
value (0.5) for three times
consecutively.
• Defective connector connection
• Decreasing toner density
1. Replace the PCU.
4. Troubleshooting
102
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