Lexmark X792 - Paper Jams

Diagnostic information 2-27
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450–458 paper jams
Additional checks—450–458 paper jams
432.04 5-bin mailbox passthru sensor early
leaving paper jam.
Possible cause:
• Incorrect paper settings
• Defective 5-bin mailbox input
sensor
1. Clear away anything in the paper path that might
cause the paper to jam.
2. Be sure the paper settings match the media.
3. Go to “432.xx—5-bin mailbox pass thru
sensor error service check” on page 2-142.
432.05,
432.07
5-bin mailbox passthru sensor breaks
late or never breaks paper jam.
Possible causes:
• Incorrect paper settings
• Defetive 5-bin mailbox passthru
sensor
1. Clear away anything in the paper path that might
cause the paper to jam.
2. If clearing a paper jam does not fic the problem,
go to “432.xx—5-bin mailbox pass thru
sensor error service check” on page 2-142.
Error code Description Action
450.20 Finisher/Stacker transport motor
encoder not detected.
The transport motor encoder detection
is lost during normal operation.
1. Turn the machine off/on.
2. If the problem persists, go to “450.20, 450.21,
450.22, 450.23, 450.32—Finisher/Stacker
main motor error service check” on
page 2-144.
450.21 Finisher/Stacker main motor stalled. 1. Turn the machine off/on.
2. If the problem persists, go to “450.20, 450.21,
450.22, 450.23, 450.32—Finisher/Stacker
main motor error service check” on
page 2-144.
450.22 Finisher/Stacker transport motor
overspeed failure.
The transport motor rotate at the
specified speed.
1. Turn the machine off/on.
2. If the problem persists, go to “450.20, 450.21,
450.22, 450.23, 450.32—Finisher/Stacker
main motor error service check” on
page 2-144.
450.23 Finisher/Stacker transport motor
underspeed failure.
The transport motor rotate at the
specified speed.
1. Turn the machine off/on.
2. If the problem persists, go to “450.20, 450.21,
450.22, 450.23, 450.32—Finisher/Stacker
main motor error service check” on
page 2-144.
450.31 Finisher/Stacker invalid tamper motor
manager status.
A software failure has occurred with
the output option.
1. Turn the machine off/on.
2. If the problem remain, you may have replaced a
tamper motor with an incorrect FRU.
450.32 Finisher/Stacker timer 0 overflow
(1ms timer did not get serviced for an
entire 1ms).
A software failure has occurred with
the output option.
1. Turn the machine off/on.
2. If the problem persists, go to “450.20, 450.21,
450.22, 450.23, 450.32—Finisher/Stacker
main motor error service check” on
page 2-144.
Error code Description Action