Service Call List - Oki ES5112dn Maintenance Manual

2.5.2 Service Call List

Display Cause
POWER OFF/ON CPU
002:ERROR Exception
003:ERROR Is the error display provided
005:ERROR again?
FFF:ERROR
SERVICE CALL CU RAM
030:ERROR Check Error Is the error display provided
again?
SERVICE CALL CU EEPROM
040:ERROR error Is the error display provided
again?
SERVICE CALL Flash Accessing the flash ROM
042:ERROR memory file directly mounted on the CU/
043:ERROR system error PU board failed.
SERVICE CALL IM
067:ERROR Communication
Error
SERVICE CALL NIC Chip
069:ERROR Error
POWER OFF/ON PostScript Error is deteced inside the
070:ERROR error postscript core
POWER OFF/ON Engine Is the CU/PU board installed
072:ERROR * interface error properly?
or PU-CU
interface error
POWER OFF/ON Video error. Is the CU/PU board installed
073:ERROR ** An error was properly?
detected in
expanding
image data (an
invalid data Does the error occur again?
was received)
Is the CU/PU board installed
properly?
Does the error occur again?
Does the error depend on
print data?
Error details Measure
Turn off and on the
SFP.
Yes Replace the CU/
PU board.
Turn off and on the SFP.
Yes Replace the CU/ PU
board.
Turn off and on the SFP.
Yes Replace the CU/ PU
board.
Turn off and on the SFP.
Replace the CU/ PU
board.
Take note of the address
that is displayed on LCD.
Turn off and on the SFP.
No Reinstall the CU/ PU
board properly.
Yes Replace the CU/ PU
board.
No Reinstall it properly.
Yes Change the PC to a high-
specification one
or decrease the resolution,
and perform printing again.
Yes Replace the CU/ PU
board.
Replace the interface
cable.
Reinstall the PC
printer driver.
No Reinstall it properly.
Yes Perform printing again.
Yes Print other data.
No Replace the CU/PU board.
Yes Ask design people to
analyze the data.
Display Cause
POWER OFF/ON Video error. Is the CU/PU installed
075:ERROR ** An error was properly?
detected in
expanding
image data.
POWER OFF/ON VIC Illegal
077:ERROR Decomp Error
SERVICE CALL Parameter Reading from or writing into
081:ERROR matching EEPROM or flash memory
check error cannot be made properly.
SERVICE CALL Power Control
098:ERROR Error
SERVICE CALL An engine
104:ERROR EEPROM
read/write Does the error occur again?
error was
detected.
SERVICE CALL Engine control
106:ERROR logic error
Does the error occur again?
SERVICE CALL The 2nd tray Is the 2nd tray for the SFP
112:ERROR for a model installed?
different from
the SFP was
detected.
SERVICE CALL High-voltage Is the cable between the CU/
121:ERROR power supply PU board and the high-
interface error voltage power unit connected
properly?
Is a contact faulty?
SERVICE CALL Power Supply Does the fan at the rear of
122:ERROR Fan error the SFP operate?
Is the connector of the fan
connected properly?
2. Procedures for Repairing
Error details Measure
No Reinstall it properly.
Yes Replace it.
Turn off and on the SFP.
Replace the CU/
PU board when the
symptom persists.
Turn off and on the
SFP.
Yes Replace the CU/PU
board.
Turn off and on the
SFP.
Yes Replace the CU/PU
board.
No Install proper 2nd tray.
No Reconnect it properly.
Check the high-
Yes voltage line for no poor
connection.
No Replace the high-
voltage power supply.
No Be sure of the
connection of the
fan.
Yes Replace the CU/PU
board.
No Connect the fan
properly.
Yes Replace the CU/PU
board.
2-13