Lexmark E 450 Dn Service Manual

Diagnostics information2-5
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Messages and error codes
User attendance messages
The printer control panel displays messages describing the current state of the printer and indicates possible 
printer problems that must be resolved. This topic provides a list of all printer messages, explains what they 
mean, and tells how to clear the messages.
The following table lists the messages in alphanumerical order. A message can also be located using the index.
User attendance messages
Message Action...

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Load  with • Load the input source with the correct type and size media.
• Cancel the current job.
Load  with 
Load  
Load   
MaintenanceReplace the maintenance items and, if necessary, reset the printer 
maintenance counter.
Menus DisabledThe printer menus are disabled. The printer settings cannot be changed 
from the control panel.
Note: A job can still be canceled.
Contact a system support person.
NetworkA network interface is the active communication link.
Network Card...

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Prog System Code
DO NOT POWER OFFThe printer is programming new system code. Wait for the message to 
clear and the printer to reset.
Warning: Do not turn the printer off while this message is displayed.
ReadySend a job to print.
Remove Paper Standard BinThe standard output bin is full.
Resetting Maint Cnt ValuThe printer is resetting the counter that tracks wear on the fuser.
Resetting PC Cnt ValueThe printer is resetting the counter that tracks wear on the...

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Cartridge error messages
Paper jam error codes (200-series)
Note:  The Event log (see “EVENT LOG” on page 3-28) will list any of these errors that have occurred.
Repeating jams or jam messages can be caused by any of the following:
•Faulty/contaminated pick solenoids or worn cams of the solenoids.
•Faulty/contaminated flags or springs.
•Debris in the paper path.
•Media not of the specified length. Error Description
31 Defective cartridge
32 Unsupported print cartridge
33...

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200.20 The media is too long over the manual feeder sensor. Possible causes include multi-sheet feed, media size 
(length) problem, pre-staged media in the tray.
200.22 FAILED SMALL GAP OR NO GAP JAM RECOVERY. Engine detected small gap or no gap at the manual 
feeder sensor, opened the gap by stopping the feed rolls, but never saw the leading edge of the second page at 
the input sensor.
200.23 Laser Servo never started due to potential conflict with the transfer...

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201.27 Page at fuser nip before fuser reached acceptable operating temperature. Page arrived at fuser earlier than 
expected, so it was probably staged
202.00 Paper jam around exit sensor.
202.01 Exit sensor never broke on the trailing edge of the sheet at the exit sensor.
202.02 Exit sensor never broke from sheet ahead of page heading toward the exit sensor.
202.06 Exit sensor bounced
202.13 Exit sensor covered, media not expected (media not in machine during warm-up)
202.25...

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242.01 Took too long to ramp up dc feed motor
242.08 Received lots of dc feed interrupts before losing them
242.10 Second pick attempt failed from Tray 2
242.12 Second pick from manual feeder, tray 1, or feeder failed when media was in the source, other sheets were 
committed to the paper path.
242.16 Failed to feed from tray 2. Pages in the paper path have been flushed to the output bin.
251.00 Paper jam near the manual feeder.
251.10 Second pick attempt failed from...

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Service error codes
Service error codes are generally non-recoverable except in an intermittent condition when the printer can be 
put into POR to temporarily recover from the error condition.
Service error codes (9xx)
Error Description
Engine software service errors
902.xx Engine software error
Transfer service errors
917.00 Transfer service error
917.01 Transfer servo result too low.
Fuser service errors
920.00 Under temperature during steady state control.
920.01 Fuser took...

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924.01 Open thermistor check failure. This applies to the fuser and belt fusers.
924.02 Open thermistor check failure. The ADC failed to converge. Possible noisy thermistor signal. This applies to the 
fuser and belt fusers.
Fan service errors
927.00 Service fan error
927.03 Main fan took too long to ramp up
927.04 Main fan is under speed or stalled during speed adjustment state
927.05 Main fan overspeed during speed adjustment state.
927.06 Main fan capture data is...

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Transport motor service errors
936.01 No lock detected at normal motor start
936.02 No lock detected at motor start for motor ID
936.03 No halls detected at motor start
936.04 Failed to stop within timeout
936.05 Stall detected during speed control
937.00 Main transport motor lost lock
937.01 Main transport motor lost lock, detected by engine control
937.02 Overspeed detected during position control
937.03 Overspeed detected during speed control
Power supply service errors...