Ricoh G-P2 Service Manual page 33

G160 Service Manual
SC
Symptom
[Level]
on.
LOCK signal is not
cancelled within two
seconds after the motor
is off.
TD sensor: Output maximum error [K]
360
Vt is more than the maximum
[D]
value (4.5) for three times
consecutively.
361 TD sensor: Output maximum error [M]
[D]
Same as SC 360
362 TD sensor: Output maximum error [C]
[D]
Same as SC 360
363 TD sensor: Output maximum error [Y]
[D]
Same as SC 360
TD sensor: Output minimum error [K]
364
Vt is less than the minimum
[D]
value (0.5) for three times
consecutively.
365 TD sensor Output minimum error [M]
[D]
Same as SC 364
366 TD sensor: Output minimum error [C]
[D]
Same as SC 364
367 TD sensor: Output minimum error [Y]
[D]
Same as SC 364
TD sensor: Initial control voltage error [K]
Vt is less than 1 V even
though the control power
368
voltage is adjusted to the
[D]
maximum.
Vt is more than 1 V even
though the control power
voltage is adjusted to the
Possible Cause/Required Action
unit.
2. Replace or repair the development
motor if the load torque is normal.
Defective connector connection
Increasing toner density
1. Replace the PCU.
Defective connector connection
Decreasing toner density
1. Replace the PCU.
Defective connector connection
Defective TD sensor
The toner density in the developer is different
from the initial condition.
1. Replace the PCU.
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23-Feb-06