Oki B721

Oki Data CONFIDENTIAL
45487001TH Rev.1
6-14 /
6. Troubleshooting procedure
LCD Status
Message
READY
indicator
ATTEN-
TION
indicator
Beep Details
Error
code
Change Paper in
MPTray
%MEDIA_SIZE%
%MEDIA_TYPE%
Press ONLINE
Button
Please see HELP
for details
Off Blink On The size of paper or media type in the
tray does not match the print data.
Load paper in tray
(It takes a while until the status
disappears after you have closed the
tray and the lever lifted.)
Error 460 : MPTray
The paper size displaying form of the
custom mode is the same as above.
Paper size displays in Custom mode:
"<width>x<length> <unit>"
ex.) 210x297 mm
8.5x11.0 inch
A user needs to press ONLINE key
after changing the paper.
Error
460
Install Paper
MPTray
%MEDIA_SIZE%
Press ONLINE
Button
Please see HELP
for details
Off Blink On IPrinting request is issued to an empty
MPTray.
If it goes through a definite period of
time (PU firmware holds time(3 sec))
after a user places paper, a printer will
lift up the multipurpose tray, and will
perform re-feeding.
If a user pushes the ONLINE button
before timeout, the printer perform
also re-feeding.
Error 490 : MPTray
In this state, Leisus I/F : corresponding
bits of both LFTERR and LFTERR2
should be '0'.
Programmer's note: When the
ONLINE button was pressed,
the controller (CU) should send
MPTPECLR command to the engine
(PU). The engine would clear this
state after receiving that command.
This error is occurred, when the
MPTray is in the home position and
the sensor "PE SNS2" cannot detect
papers.
Error
490
LCD Status
Message
READY
indicator
ATTEN-
TION
indicator
Beep Details
Error
code
Remove Paper
Face Down Stacker
Please see HELP
for details
Off Blink On The printed paper is overfilled on the
paper stacker of the printer unit.
Error 480 : Face Down Stacker
Error
480
Press ONLINE
Button for
Restoration
Memory Overflow
Please see HELP
for details
Off Blink On Memory capacity overflows due to the
following reason.
Press ON-LINE switch so that it
continues. Install expansion RAM or
decrease the data amount.
- Too much print data in a page.
- Too much Macro data.
- Too much DLL data.
- After frame buffer compression, over
flow occurred.
Error
420
Press ONLINE
Button for
Restoration
Memory Overflow
Please see HELP
for details
Off Blink On Memory capacity overflows due to the
following reason when printing from
USB memory.
Press ON-LINE switch so that it
continues. Install expansion RAM or
decrease the data amount.
- Too much print data in a page.
- Too much Macro data.
- Too much DLL data.
- After frame buffer compression, over
flow occurred.
Error
420
Wireless startup
failed
Press ONLINE
Button
Please see HELP
for details
Off Blink On An error occurred at the
communication with wireless bridge.
For example, response timeout, etc.
This status only for wireless LAN
printer.
Error
517