Lexmark C746n Service Manual page 81

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Error code
Description
958.01–958.99
Processor failure.
Memory Failure
959.00–959.05
Invalid engine code
Engine Code Error
959.20–959.28
System board failure.
System Failure
960.00—960.99
Memory failure.
Memory Error
961.00–961.99
Memory failure.
Memory Failure
962.00–962.99
Memory failure.
Memory Failure
963.00–963.99
Memory failure.
Memory Failure
964.00–964,88
Download emulation CRC error.
Emulation Error
975.00–975.99
Unrecognized network port.
Network Error
976.00–976.99
Unrecoverable software error in
Network Error
network port.
978.00–978.99
Bad checksum while programming
Network Error
network port
979.00–979.99
Flash parts failed while programming
Network Error
network port.
980.00–980.99
Unreliable communications with
<device>
specified device.
Communications Error
981.00–981.99
Protocol violation by specified device.
<device>
Communications Error
Action
• POR the printer.
• If the error message persists, replace the
system board. See
"System board removal"
on page
4-163.
• POR the printer.
• If the error message persists, download the
engine code again.
• POR the printer again.
• If the error message persists, replace the
system board. See
"System board removal"
on page
4-163.
• POR the printer.
• If the error message persists, replace the
system board. See
"System board removal"
on page
4-163.
• POR the printer.
• If the error message persists, RAM soldered on
board is bad. Replace the system board. See
"System board removal" on page
• POR the printer.
• If the error message persists, replace the
system board. See
"System board removal"
on page
4-163.
• POR the printer.
• If the error message persists, replace the
system board. See
"System board removal"
on page
4-163.
• POR the printer.
• If the error message persists, replace the
system board. See
"System board removal"
on page
4-163.
• POR the printer.
• If the error message persists, download code a
second time.
Contact your next level of support.
Contact your next level of support.
Contact your next level of support.
Contact your next level of support.
• POR the printer.
• If the error message persists, replace the
system board. See
"System board removal"
on page
4-163.
• POR the printer.
• If the error persists, replace the system board.
See
"System board removal" on page
Diagnostic information
5026
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4-163.
4-163.
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