Oki C821 Maintenance Manual

44015503TH Rev. 1
169 /
Oki Data CONFIDENTIAL
7. TROUBLESHOOTING PROCEDURE
Display on operator panel
ON
LINE
lamp
Inspec-
tion
lamp
Contents
Code
nnn
Wait for a while.
Message data is being
received.
Var
ies Varies Indicates that the message data to be updated is
being processed.
Error
(ONLINE)
Wait for a while.
Message data is being
written.
Var
ies Varies Indicates that the message data to be updated is
being written.
Error
(ONLINE)
Reboot the printer.
The writing of the message
data is complete.
Var
ies Varies Indicates that the writing of the message data to
be updated has succeeded.
Error
(ONLINE)
Confirm the data.
Message data writing error
Var
ies Varies Indicates that writing of the message data for
upgrading has failed.
%CODE% is a decimal value (single digit)
indicating cause of the writing failure.
=1
FAIL Cause of the failure is unknown.
=2 DATA_ERROR Hash check error during data
read/write. FLASH error
=3
OVERFLOW Download failure because the
FLASH capacity became full during writing or
reading the language file.
=4
MEMORY FULL Failed to secure memory
space.
=5
UNSUPPORTED_DATA Download of the
data that is not supported by the printer.
Error
(ONLINE)
Wait for a while.
Network setting is being
saved.
Var
ies Varies When the network related setting items are
updated, contents of them are saved in the flash
memory.
Error
(ONLINE)
Wait for a while.
Network is being initialized.
Var
ies Varies Indicates the network initialization is in progress. Error
(ONLINE)
Set in paper.
%TRAY
%
%MEDIA_SIZE%
For details please see Help.
Off Blink Indicates that a print request is issued to the tray
that has run out of paper. Prompting user to refill
paper.
Error 491: Tray 1
Error 492: Tray 2
Error 493: Tray 3
Unit of paper size in the Custom mode follows
the unit specified by menu unless otherwise
specified by driver. If unit of paper size is
specified by driver, it is displayed in units
specified by driver.
Error
491
492
493
Display on operator panel
ON
LINE
lamp
Inspec-
tion
lamp
Contents
Code
nnn
Set in paper.
Multi-purpose Tray
%MEDIA_SIZE%.
Press the ONLINE button.
For details please see Help.
Off Blink Indicates that a print request is issued to the
multipurpose tray that has run out of paper.
Paper feed restarts when user pressed the ON
LINE button.
Error 490: Multipurpose tray
Unit of paper size in the Custom mode follows
the unit specified by menu unless otherwise
specified by driver. If unit of paper size is
specified by driver, it is displayed in units
specified by driver.
Error
490
Insert cassette.
%TRAY
%.
For details please see Help.
Off Blink Indicates that cassette is removed from the Tray
1 or Tray 2 that is located in the path when a
print from Tray 2 or Tray 3 is attempted.
Error 440: Tray 1
Error 441: Tray 2
Error
440
441
Insert cassette.
%TRAY
%.
For details please see Help.
Off Blink Indicates that paper feeding is not possible
because cassette has been removed from the
corresponding tray when a print from the tray is
attempted.
Error 430 :Tray 1
Error 431 : Tray 2
Error 432 : Tray 3
Error
430
431
432
Press ONLINE button for
recovering.
Memory overflow
Off Blink Indicates the data overflow exceeding the
memory free space due to the following reasons.
The processing is continued when the ON LINE
button is pressed.
Install the add-on RAM or decrease amount of
data.
Cause of the trouble is that the following
phenomenon has occurred.
- Amount of print data within a single page is
too much.
- Macro data is too much
- Dll data is too much
- Overflow after frame buffer being compressed.
Error
420

Oki C821 Specifications

General

Brand	Oki
Model	C821
Category	All in One Printer
Language	English