Ricoh G-P2 Service Manual page 30

G160 Service Manual
SC
Symptom
[Level]
few times consecutively
when LDB unit turns on after
LDB initialization.
LDB error [Y]
The EGB detects LDB error a
241
few times consecutively
[D]
when LDB unit turns on after
LDB initialization.
LDB error [M]
The EGB detects LDB error a
242
few times consecutively
[D]
when LDB unit turns on after
LDB initialization.
LDB error [C]
The EGB detects LDB error a
243
few times consecutively
[D]
when LDB unit turns on after
LDB initialization.
LDU shutter error
Sensor output does not
270
change even if 1 second
[D]
passes after the LDU shutter
motor is on.
High voltage power board: Charge voltage output error [K]
The measured voltage is not
300
proper when EGB measures
[D]
the charge output for each
color.
301 High voltage power board: Charge voltage output error [M]
Possible Cause/Required Action
1. Replace the LDB.
Same as SC240
Same as SC240
Same as SC240
Sensor defective or LDU shutter motor
defective
1. Replace the LDU shutter sensor or
shutter motor.
Defective charge roller
Defective connectors
Disconnected harness
Defective high voltage power 1
1. Check the connectors.
2. Replace the PCU for black.
3. Replace the drum positioning plate.
4. Replace the high voltage power 1.
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23-Feb-06