Oki C810 Maintenance Manual page 176

Oki Data CONFIDENTIAL
Display Cause
Restart the printer. video Error Is the CU assembly installed
074: Error xxxxxxxx correctly?
Error is
075: Error xxxxxxxx
Detected when
expanding the
video data.
Contact the service Parameter Either EEPROM or Flash ROM
center. integrity check cannot read/write normally.
081: Error
Contact the service Read/write
center. error of
104: Error the engine
Does this error recur?
EEPROM is
detected.
Contact the service Engine control
center. logic has an
106: Error error.
Does this error recur?
Contact the service Duplex unit for Is the duplex unit for that
center. other model is specific model installed?
111: Error detected.
Contact the Service Optional tray Is the optional tray for that
center. for other model specific Model installed?
112: Error is detected.
113: Error
Contact the Service High voltage Is the cable connecting the PU
center. power supply board to the high voltage unit
121: Error interface error. connected normally?
Have you checked defective
contact of contactor points?
Contact the Service Low voltage Is the fan (bottom right of the
center. power supply front) of the low voltage power
122: Error fan error. supply block working?
Is the fan connector connected
correctly?
44015503TH Rev. 1
Error details Remedial measure
No Re-install the CU
assembly normally.
yes Replace the CU board.
Turn the printer power off
and then back on.
If the error symptom
remains unchanged,
replace the CU board.
Turn off the power of the
printer and back on.
yes Replace the PU Board.
Turn off the power of the
printer and back on.
yes Replace the PU board.
No Install the correct duplex
unit.
No Install the correct optional
tray.
No Re-connect them
normally.
yes Check for defective
contact of the high voltage
system.
No Replace the high voltage
power supply.
Note)
No Check for sure connection
of the fan connector.
yes Replace the PU board.
No Replace the fan motor.
yes Replace the PU board.
Display Cause
Contact the Service Environment
center. humidity is
123: Error abnormal./
Does this error recur?
Humidity
sensor is not
connected.
Contact the Service Environment
center. temperature is
124: Error abnormal.
Does this error recur?
Shut off the electric Dew This error can easily occur
power and wait for a condensation when a printer is brought in to
while. of the printer is indoor from outdoor.
126: The printer is detected.
Leave the printer for 2 hours
condensing.
or half day under room
temperature, and turn on the
power again.
Does this error recur?
Contact the Service Fuser exhaust Is the fan connector connected
center. fan error normally?
127: Error
Does this error recur?
Contact the Service ID cooling fan Is the fan connector connected
center. error normally?
128: Error
Does this error recur?
Contact the Service LED head Is the LED head connected
center. detection error normally?
131: Error
(131=y,
~
132=M,
134: Error
133=C,
Is the LED HEAD fuse brown?
134=K)
Does this error recur?
Contact the Service ID Up/Down Is the ID unit caught by
center. position anything when it is removed
142: Error detection error. and re-installed?
Does this error recur?
7. TROUBLESHOOTING PROCEDURE
Error details Remedial measure
Turn off the power of the
printer and back on.
yes Replace the control panel
board.
Turn off the power of the
printer and back on.
yes Replace the control panel
board.
After leaving a printer
under room temperature,
turn on the power again.
yes Replace the control panel
board.
No Re-connect it normally.
yes Replace the fan motor.
No Replace the PU board.
No Re-connect it normally.
yes Replace the fan motor.
No Replace the PU board.
No Install the LED head unit
normally.
yes Check the LED HEAD
fuse.
yes After checking fuse
No Turn on the power again.
yes For the method of
checking the LED head
unit fuse, refer to section
7.6.
yes Re-install the ID unit.
No Turn on the power again.
yes Replace the ID UP/
DOWN sensor.
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