44952001TH Rev.2
7-42
Oki Data CONFIDENTIAL
7. TROUBLESHOOTING PROCEDURES
7.5.2 Service Call List
Display
Cause
Error details
Measure
Inspection is
required.
001 : Error
Machine
Check
Exception
A hardware error was
detected (board failure or
insufficient power supply
capacity).
Replace the CU/
PU board.
Power OFF/ON
002 : Error
~
006 : Error
009 : Error
~
011 : Error
CPU
Exception
Is the error display provided
again?
Yes
No
Remove any RAM
DIMM and turn off and
on the MFP.
Replace the CU/
PU board.
Reinstall the RAM
DIMM.
Inspection is
required.
020 : Error
CU ROM
Hash
Check Error
Is the error display provided
again?
Yes
Turn off and on the
MFP.
Replace the CU/ PU
board.
Inspection is
required.
024 : Error
025 : Error
Kanji Font
Error
Inspection is
required.
030 : Error
CU RAM
Check Error
Is the error display provided
again?
Yes
Turn off and on the
MFP.
Replace the CU/ PU
board.
Inspection is
required.
031 : Error
036 : Error
CU optional
RAM check
error
Is RAM DIMM installed
properly?
Does the MFP recover by
replacing the RAM DIMM?
No
Yes
No
Reinstall the RAM
DIMM.
Replace the RAM
DIMM.
Replace the CU/ PU
board.
Inspection is
required.
040 : Error
CU EEPROM
error
Is the error display provided
again?
Yes
Turn off and on the
MFP.
Replace the CU/ PU
board.
Inspection is
required.
041 : Error
CU flash
memory error
or CU/PU board
flash ROM
error
Is the error display provided
again?
Yes
Turn off and on the
MFP.
Replace the CU/ PU
board.
Display
Cause
Error details
Measure
Inspection is
required.
042 : Error
043 : Error.
045 : Error
Flash
memory file
system error
Accessing the flash ROM
directly mounted on the CU/
PU board failed.
Turn off and on the
MFP.
Replace the CU/ PU
board.
Power OFF/ON
052 : Error
Image
processor
driver error
Is the error display provided
again?
Yes
Turn off and on the
MFP.
Replace the CU/ PU
board.
Power OFF/ON
054 : Error
A
communication
error of the
scanner unit
A communication error
was detected between the
Controller and scanner unit.
Record a value
displayed far right at
the bottom of LCD and
turn on the power unit
again.
Power OFF/ON
055 : Error
A
communication
error of the
scanner unit
The Controller detected an
error after communication
between the Controller and
scanner unit was established.
Call for service to
review the connection
between the scanner
and printer or to
replace the device if
the symptom persists
after you turn on the
power unit again.
Power OFF/ON
057 : Error
The timeout
of command
communication
of the scanner
The timeout of command
communication was detected
between the Controller and
scanner unit (A sub code
indicates a cause).
01: There is no ACK for
a command to start
scanning.
02: There is no ACK for a
command to cancel
scanning.
03: There is no ACK for a
command to cancel SIP.
Record a value
displayed far right at
the bottom of LCD and
turn off/on the power
unit.
Power OFF/ON
058 : Error
An error of
the scanner
controlling
area
An internal error was
detected in the scanner
controlling area ofthe
Controller.
Record a value
displayed far right at
the bottom of LCD and
turn off/on the power
unit.