Oki MC361 Service & Troubleshooting Manual page 57

Code
Video error
An error was detected in expanding image data (an invalid data
073
was received)
Video Error
074 – 075
An error was detected in expanding image data.
Parameter matching check error
081
Reading from or writing into EEPROM or flash memory cannot be
made properly.
An engine EEPROM read/write error was detected.
104
Engine control logic error.
106
Duplex unit for a different model was detected
111
The 2nd tray for a model different from the MFP was detected.
112
The 3rd tray of another model is detected.
113
High-voltage power supply interface error
Is the cable between the CU/ PU board and the high-voltage power
121
unit connected properly?
Is a contact faulty?
Rear-fan error
Does the fan at the rear of the MFP operate?
122
Is the connector of the fan connected properly?
Ambient humidity error or non connection of humidity sensor
Is the cable from the CU/PU board to the toner sensor board
123
connected properly?
Ambient temperature error
Is the cable from the CU/PU board to the toner sensor board
124
connected properly?
Condensation on the device was detected.
Condensation is likely to form in such a case that a device is carried
in from the outdoors.
126
Leave the device untouched for two hours to a half day and turn on
the power unit.
An error of exhaust fan of the Fuser
127
Is the fan's connector properly connected?
Image drum fan error
05:
Front fan error
128
07:
Is the connector of the fan connected properly?
LED head detection error
131=Y
132=M
131 – 134
133=C
134=K
Is the LED head installed properly?
Is the LED head fuse broken?
Image drum up-down movement position detection error
Is the image drum unit removed and installed smoothly?
142
Is the connector of the image drum up-down clutch is connected
properly?
Image drum unit fuse-cut error
153
Is the image drum unit installed properly?
Belt unit fuse-cut error
154
Is the belt unit installed properly?
Cause/Description Remedy
Change the PC to a high-specification one or decrease the resolution, and
perform printing again.
Reinstall the printer driver.
Perform printing again.
Print other data.
Replace the CU/PU board.
Decrease resolution, and execute printing again.
Replace the CU PCB
Turn off and on the MFP.
Replace the CU/PU board when the symptom persists
Turn off and on the MFP.
Replace the CU/ PU board.
Turn off and on the MFP.
Replace the CU/ PU board.
Install the correct Duplex unit.
nd
Install the correct 2 tray.
rd
Install the correct 3 tray.
Reconnect it properly.
Check the high-voltage line for no poor connection.
Replace the high- voltage power supply.
Be sure of the connection of the fan.
Connect the fan properly.
Replace the CU/PU board.
Re-connect it properly.
Replace the toner sensor board.
Re-connect it properly.
Replace the toner sensor board.
Leave the device untouched and turn on the power unit.
Replace a control panel board.
Connect properly.
Replace the fan's motor.
Replace the CU/PU board.
Re-connect it properly
Replace the fan motor.
Replace the CU/PU board.
Install the LED head unit.
Check the LED head fuse. (For the fuse check method, refer to section
2.8.11.)
Turn off and on the MFP.
Replace the LED head unit.
Replace the CU/PU board.
Be sure of the connection of the image drum up-down clutch connector.
Replace the toner sensor board.
Connect the image drum up/down clutch properly.
Re-install image Drum Unit.
Turn off and on the MFP.
Be sure of the cable connection from the CU/PU board to the toner sensor
board, and then replace the toner sensor board.
Replace the CU/PU board.
Re-install Transfer Belt Unit.
Turn off and on the MFP.
Be sure of cable connection, and then replace the CU/PU board.
57