Oki C3530nMFP Maintenance Manual page 166

Display Cause
Service call Engine
105: Error EEPROM
mounting check
error when the
power supply is
turned on.
Service call The engine
106: Error control logic is
abnormal
Service call High-voltage
121: Error power supply I/F
error
Service call Environmental
123: Error humidity
abnormal/
humidity sensor
disconnection
Service call Environmental
124: Error temperature
abnormality
Service call The dewy of
126: Error the device is
detected
Service call Fixed cooling
127: Error fan error
Service call LED head
131: Error detection
abnormality
134: Error (131=Y, 132=M,
133=C, 134=K)
Service call ID Up/Down
140: Error position
detection error
142: Error
Service call Defective fuse
150: Error cutting of ID unit
153: Error
Service call Defective fuse
154: Error cutting of belt
unit
43605601TH Rev. 1
Table 7-1-2 service call error list (2/6)
Details of error
Does the error recur?
Does the error recur?
Is the cable between PU board ant
the high-voltage power supply unit
correctly connected?
Isn't there defective contact point?
Is the cable between the PU board
and the high-voltage power supply
unit correctly connected?
Does the error recur?
Dew condensation occurs easily
after the device is carried in from
outside.
After leaving it at room temperature
for 2 hours to half a day, turn on the
power again.
Does the error recur?
Is the connector connection of the
fan normal?
Does the error recur?
Is the LED head installed correctly?
Does LED HEAD FUSE cut?
Does the error recur?
Does it has anything trouble with
the detaching/attaching of ID unit?
Does the error recur?
Is the ID unit installed correctly?
Does the error reoacur?
Does it restore by exchanging
PRE board
Is the belt unit installed correctly?
Does the error recur?
Oki Data CONFIDENTIAL
Method
Power supply OFF/ONReplace
Yes M32 board
Yes Power supply OFF/ONReplace
M32 board
No Reconnect correctly.
Yes Check the defective contact point
of high-voltage system.
No Replace the high voltage power
supply.
No Reconnect correctly.
Yes Replace the high-voltage power
supply.
Power supply OFF/ON
Yes Replace control panel board
(PRP)
Yes Turn on the power again after
leaving the device for hours.
Replace the high-voltage power
supply.
No Reconnect normally
Yes Replace the fan motor
No Install the LED head correctly
Check LED HEAD FUSE
Yes Replace FUSE
Yes Turn on the power supply gain
No Replace the LED head unit
Yes Please refer to chapter 7.6 for
replace method of FUSE
Replace M32 board
Yes Reinstall the ID unit
No Turn on the power supply again
Yes Replace the high voltage power
supply
No Installed ID unit again
Yes Turn on the power supply again
Yes Replace PRE board after check
the cable connection of PRE
board-M32 board.
Replace M32 board.
No Reinstall the belt unit.
Turn on the power supply again.
Yes Replace M32 board after check
Yes cable connection.
166 /