Service Error Codes - Oki MC560 MFP CX2032 Service & Troubleshooting Manual

Self Diagnostic Service Error Codes
Error Message
Service call Machine Check
001:Error Exception Hardware fault
(C5900) detected. (Board
defective or Shortage of
power supply volume)
Power off/on
002 ~ 005 Error
006 / 007 Error
service CU ROM Hash Check
020:Error Error
Service call CU Font ROM Hash
025:Error Check Error
Service call CU Optional RAM Check
030:Error Error
Service call CU Optional RAM Check
031:Error Error
Service call RAM Spec Error
036:Error Unsupported
(C5900) DIMM specification of the
CU RAM
Service call CU EEPROM Error
040:Error
Service call CU Flash Error Flash
041:Error ROM Error on the CU
board.
Service call Flash File System
042~ 043:Error Error
045:Error
Cause
CPU Exception Is the error issued again?
Does error display reappear?
A font ROM hash check error was
detected.
Does error display reappear?
Is RAM DIMM set properly?
Is error recovered by replacing
RAM DIMM?
Is a genuine RAM DIMM in use?
Is the RAM DIMM installed
properly?
Is the fault recovered when the
RAM DIMM is replaced?
Does error display reappear?
Does error display reappear?
Access to the Flash ROM directly
mounted on the CU PCB has
failed.
Description Y / N Solution
Replace TBH PCB.
If RAM DIMM is installed, remove it,
and turn the power off and on again.
Yes Replace the TBR PCB. Install the
RAM DIMM again. Replace the RAM
DIMM.
Yes Power OFF/ON. Replace TBR PCB.
Yes Power OFF/ON. Replace TBR PCB.
Yes Power OFF/ON. Replace TBR PCB.
No Reset RAM DIMM.
Yes Replace RAM DIMM.
No Replace TBR PCB.
No Use genuine RAM DIMM.
No Reset RAM DIMM.
Yes Replace RAM DIMM.
No Replace TBR PCB
Yes Power OFF/ON. Replace TBR PCB
Yes Power OFF/ON. Replace TBR PCB
Flash File System Error Access to
the Flash ROM directly mounted on
the CU PCB failed. Conduct forced
initialization of the Flash (Notice that
NIC-F/ W will also be erased. It
needs to be written
Maintenance Utility
initialization.) Execute
FORMAT of MAINTENANCE MENU
of the System Maintenance Menu.
When "FLASH
displayed, release the key and wait
till "ONLINE" (approx. 2 min.). If the
symptom does not change, replace
the TBR PCB.
with the
after the
FLASH
FORMAT" is
25