Oki C911 - Page 64

45530603TH Rev.2
4-19
Oki Data CONFIDENTIAL
4. TROUBLESHOOTING PROCEDURE
Panel display Cause Check details
Result
Solution
Service Call
128:Error
01: Fuser Exhaust
Fan 1
02: Low Voltage Fan
03: PU Fan
05: Station 1 ID
Intake Fan
09: Second Transfer
Adsorption Fan
0A: Fuser Intake Fan
0B: Station 2 ID
Intake Fan
0C: Duplex Fan
0D: Fuser Exhaust
Fun 2
0E: Station 3 ID
Intake Fan
0F: Station 4 ID
Intake Fan
10: Station 5 ID
Intake Fan
Is the cable to
respective fans
connected properly?
No Re-connect the fan
properly.
Yes Replace the fan
motor.
Does this error recur? No Replace the
applicable PCB.
01: Driver relay PCB
02: Printer control
PCB
03: Printer control
PCB
05: Driver relay
PCB
09: Rail unit relay
PCB
0A: Driver relay PCB
0B: Driver relay PCB
0C: Duplex unit PCB
0D: Driver relay PCB
0E: Driver relay PCB
0F: Driver relay PCB
10: Driver relay PCB
Service Call
134:Error
LED head detection
error
(01=K, 02=C, 03=M,
04=Y,
05=W/CL)
Is the fuse blown?
134-05: Spot color
PCB
134-01 to 04: Printer
control PCB
Yes Replace the PCB.
Correct the
FFC connection
condition between
the LED head and
the PCB.
No Correct the
FFC connection
condition.
Does this error recur? Yes Replace the LED
head unit.
Does this error recur? Yes Replace either
applicable PCB.
134-01 to 04:
Printer control PCB
134-05: Spot color
PCB
Panel display Cause Check details
Result
Solution
Service Call
135:Error
01: Tray1 Lift-up
Motor Error
02: Tray2 Lift-up
Motor Error
03: Tray3 Lift-up
Motor Error
04: Tray4 Lift-up
Motor Error
05: Tray5 Lift-up
Motor Error
Remove the paper
cassette. Does the
motor run in motor
testing?
Yes Replace the paper
cassette.
No Do the following
check on motors
and PCBs.
Is the fuse on the PCB
blown?
Yes Replace the PCB.
Is the motor resistant
value abnormal, or
is the motor wire
disconnected or
shorted?
Yes Replace the motor.
No Replace the PCB.
01: Printer control
PCB
02 to 05: Option
tray PCB
07: Belt Motor Lock
Error
Remove the belt unit.
Does the motor run in
motor testing?
Yes Replace the belt.
No Do the following
check on motors
and PCBs.
Is there any abnormality
with the mechanism,
such as a blown motor
fuse, a disconnected
or shorted motor wire,
and a broken gear?
Yes Replace the
motor, cable, and
belt motor driving
mechanism.
No Replace the printer
control PCB.