2-4
Laser Printer Reference Handbook
4
027-
04W
Error Message Table
Error Code/
Message
Action
[Error 920 Fuser
Temp]
Refer to the Cold Fuser Service Check in the
Service Manual.
[Error 930] Mirror
Motor]
The Polygon motor is not rotating during printing.
Replace the engine board. If this does not fix the
problem, replace the print head assembly.
[Error 940 Laser
Failure]
Replace the print head assembly. If this does not fix
the problem, replace the engine board.
[Error 950
Controller Board]
Defective ASIC. Replace the controller board.
[Error 951
Controller Board]
Basecode Checksum Error. Replace the controller
board.
[Error 952
Controller Board]
DRAM failure. Replace the controller board.
[Error 953]
Replace the controller board.
[Error 954]
The engine board detected an invalid command.
[Error 970 Fan
Failure]
Check: Engine Board, LVPS-to-Engine Board
Cable.
[Error 960 Memory]
Base DRAM failure. Remove the memory option. If
the problem remains, replace the controller board. If
you still have the problem, replace the memory
option.
[Error 980 ROM
Checksum]
Replace EPROMs, or MROM if installed. If this does
not fix the problem, replace the controller board.
[Memory Full]
(WPS Msg)
This error occurs when the page memory is full.
Inform the customer that more memory is needed
for the application, or that some of the data must
come off the page.
[Complex Memory
Page]
(WPS Msg)
This error occurs when too complex a page is
printed. Some data could be misplaced on the page.
More memory is needed for the application.
Summary of Contents for Optra N 4040
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