45530603TH Rev.2
4-18
Oki Data CONFIDENTIAL
4. TROUBLESHOOTING PROCEDURE
Panel display
Cause
Check details
Result
Solution
Service Call
111:Error
A duplex unit for
another model was
detected.
Is a duplex unit
provided for this model
installed?
Yes Install a correct
duplex unit.
Service Call
112:Error
A 2nd Tray for another
model was detected.
Is a 2nd Tray provided
for this model installed?
Yes Install a correct 2nd
Tray.
Service Call
113:Error
A 3rd Tray for another
model was detected.
Is a 3rd Tray provided
for this model installed?
Yes Install a correct 3rd
Tray.
Service Call
114:Error
A 4th Tray for another
model was detected.
Is a 4th Tray provided
for this model installed?
Yes Install a correct 4th
Tray.
Service Call
115:Error
A 5th Tray for another
model was detected.
Is a 5th Tray provided
for this model installed?
Yes Install a correct 5th
Tray.
Service Call
121:Error
High voltage power
supply interface error
Is the fuse on the
printer control PCB
blown?
Yes Replace the
printer control PCB
(then check the
following).
Is the cable
connecting the printer
control PCB to the
high voltage power
supply unit connected
properly?
No Re-connect it
properly.
Yes Check for defective
contact points of
the high voltage
system.
Is there any defective
contact point?
No Replace the high
voltage power
supply unit.
Service Call
123:Error
Abnormal
environment humidity
or unconnected
humidity sensor
Power OFF/ON.
Does this error recur?
Yes Replace the
environmental
sensor board and
the FFC.
Does this error recur?
Yes Replace the printer
control PCB.
Service Call
124:Error
Abnormal
environment
humidity
Power OFF/ON.
Does this error recur?
Yes Replace the
environmental
sensor board and
the FFC.
Does this error recur?
Yes Replace the printer
control PCB.
Panel display
Cause
Check details
Result
Solution
Service Call
125:Error
Multi-purpose Tray
Home Error
Does the motor un in
the motor testing of
the PU self-diagnostic
mode.
Yes Check the sensor
cable for a break
or short, and the
connector semi-
locking relay PCB
and the printer
control PCB for
abnormal condition.
No Check the hopping
motor and the gear
train for abnormal
condition.
Power Off and
Wait for a while
126:Condensing
Error
Dew condensation
in the printer was
detected.
This error tends to
occur after a printer
is carried in from the
outsides.
Leave the printer for
2 hours to half a day
at room temperature,
and turn on the power.
After leaving the
printer at room
temperature, turn
on the power again.
Does this error recur?
Yes Replace the
environmental
sensor board and
the FFC.
Does this error recur?
Yes Replace the printer
control PCB.
