Ricoh G-P2 Service Manual page 28

G160 Service Manual
SC
Symptom
[Level]
LDB unit turns on while the
polygon motor is rotating
normally.
FGATE: On error [K]
The PFGATE ON signal does
230
not assert within 5 seconds
[C]
after processing the image in
normal job or MUSIC for [K]
starts.
FGATE: Off error [K]
The PFGATE ON signal
still asserts within 5
seconds after processing
231
the image in normal job
[C]
or MUSIC for [K] ends.
The PFGATE ON signal
still asserts when the
next job starts.
FGATE: On error [Y]
The PFGATE register of
232
GAVD does not assert within
[C]
5 seconds after processing
the image in normal job or
MUSIC for [Y] started.
FGATE: Off error [Y]
The PFGATE ON signal
still asserts within 5
233
seconds after processing
[C]
the image in normal job
or MUSIC for [K] ends.
The PFGATE ON signal
still asserts when the
Possible Cause/Required Action
Defective connection between the controller
board and EGB
Defective cable between the EGB and LDB
1. Check the connectors.
2. Replace the LDB.
3. Replace the EGB.
Defective connection between the controller
board and EGB
Defective cable between the EGB and LDB
1. Check the connectors.
2. Replace the LDB.
3. Replace the EGB.
Same as SC 230
Same as SC 231
21
23-Feb-06