Lexmark Optra E 4026-0 Series Reference Handbook page 47

Error Message Table
Error Code/
Message
[Error 920 Fuser
Temp]
[Error 930] Mirror
Motor]
[Error 940 Laser
Failure]
[Error 950
Controller Board]
[Error 951
Controller Board]
[Error 952
Controller Board]
[Error 953]
[Error 954]
[Error 970 Fan
Failure]
[Error 960 Memory]
[Error 980 ROM
Checksum]
[Memory Full]
(WPS Msg)
[Complex Memory
Page]
(WPS Msg)
2-4
Laser Printer Reference Handbook
Action
Refer to the Cold Fuser Service Check in the
Service Manual.
The Polygon motor is not rotating during printing.
Replace the engine board. If this does not fix the
problem, replace the print head assembly.
Replace the print head assembly. If this does not fix
the problem, replace the engine board.
Defective ASIC. Replace the controller board.
Basecode Checksum Error. Replace the controller
board.
DRAM failure. Replace the controller board.
Replace the controller board.
The engine board detected an invalid command.
Check: Engine Board, LVPS-to-Engine Board
Cable.
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.
Replace EPROMs, or MROM if installed. If this does
not fix the problem, replace the controller board.
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.
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.