Ricoh D158 Service Manual page 275

No.
Definition
FGATE ON error
230 C
When processing the image
FGATE OFF error
231 C
When processing the image
LD error
The LD driver's error signal is
240 D
detected after LD
initialization.
GAVD communication error
Energy saver mode was
270 B
turned off during main power
is ON.
D158/D159/D160/D161/D170
Symptom









5-11
Service Call Conditions
Possible Cause
Disconnected or defective connector
between BICU and controller board
Disconnected or defective harness
between BICU and laser unit
Defective BICU
Disconnected or defective connector
between BICU and controller board
Worn-out LD
Disconnected or broken harness of
the LD
Defective LD drive component
Defective laser unit
Defective BICU
SM