Ricoh D158 Service Manual page 277

No.
Definition
ID sensor error (In-process)
Vsg adjustment error
Vsp error
350 B
Vsg error
Vsg-Vsp error
TD sensor error
ID sensor : Vsg measurement error (In-process) (D158/D159)
When the ID sensor detects
351 B
that Vsg is 5 V and LED drive
current is minimum (PWM=0).
ID sensor : Auto adjustment value error (In-process) (D158/D159)
353 B
When the ID sensor is
adjusting Vsg automatically.
D158/D159/D160/D161/D170
Symptom
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5-13
Service Call Conditions
Possible Cause
Dirt on the ID sensor
ID sensor not installed at the correct
angle.
Defective ID sensor
Defective PCU
Development roller is not rotating
Defective ID sensor
Disconnection of the harness to the
ID sensor
Bad electrical contact of the ID
sensor connector
Defective BCU
Defective laser unit
Defective developer density
Defective high-voltage power pack
Dirty ID sensor
Defective ID sensor
Disconnection of the harness to the
ID sensor
Bad electrical contact of the ID
sensor connector
Defective BCU
Defective laser unit
Defective developer density
Defective high-voltage power pack
Dirty ID sensor
SM