Oki B721 Maintenance Manual page 160

Oki Data CONFIDENTIAL
Panel display Cause
Power Off/On An error was
203: Error, 204: detected of the CU
Error program.
(These problems
are not occurred in
the usual operating.)
Power Off/On An error was
207: Error, 208: detected of the CU
Error program.
(These problems
are not occurred in
the usual operating.)
Power Off/On Media Table
209: Download download Error.
Error (This problem is
not occurred in the
usual operating.)
Power Off/On An error was
213: Error, 214: detected of the CU
Error program.
(These problems
are not occurred in
the usual operating.)
45487001TH Rev.1
Check details Result Solution
Reinstall the PU/CU After turn power
board. OFF, check
Is the error message connections
displayed again? between CU board
and PU board.
Then turn power
ON again.
Reinstall the PU/CU After turn power
board. OFF, check
Is the error message connections
displayed again? between CU board
and PU board.
Then turn power
ON again.
Downloading Media Turn the printer
Table to PU has failure. OFF/ON, and
(Related to Custom retry to download
Media Type) again.
Error occurred while After turn power
printing OFF, check
connections
between CU board
and PU board.
Then turn power
ON again.
Panel display Cause
Service Call Tag Interface Error
231: Error 05: K reader (TC/ID)
- Tag interface
connection error
11: K reader (TC/ID)
- Tag interface
connection error
Power Off/On Secure File Erasing
250: Error Error
Service Call Secure Disk Erasing
251: Error Error
6. Troubleshooting procedure
Check details Solution
Result
05, 11:
Does error reoccur? Yes Replace the toner
cartridge, ID or
Print Cartridge.
Does error reoccur Yes Check the Tag
after the power cable.
restoration?
Is the Tag cable No Connect the cable
connected properly? properly.
Does error reoccur Yes Replace the PU/
after the power CU board.
restoration?
Did the user accept to Inform the user
execute Erase HDD? that it is necessary
to execute Disk
ERASE to restore
the HDD defaults
in order to delete
the encrypted file.
Error occurred during Power Off/On.
Disk ERASE.
Does error reoccur? Yes Replace the HDD.
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