Lexmark C734dn Service Manual

Diagnostic information 2-35
5026
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959.00–959.05
Engine Code Error
Invalid engine code • 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 4-153.
959.20–959.28
System Failure
System board failure. • POR the printer.
• If the error message persists, replace the
system board. See “System board removal”
on page 4-153.
960.00—960.99
Memory Error
Memory failure. • POR the printer.
• If the error message persists, RAM soldered on
board is bad. Replace the system board. See
“System board removal” on page 4-153.
961.00–961.99
Memory Failure
Memory failure. • POR the printer.
• If the error message persists, replace the
system board. See “System board removal”
on page 4-153.
962.00–962.99
Memory Failure
Memory failure. • POR the printer.
• If the error message persists, replace the
system board. See “System board removal”
on page 4-153.
963.00–963.99
Memory Failure
Memory failure. • POR the printer.
• If the error message persists, replace the
system board. See “System board removal”
on page 4-153.
964.00–964,88
Emulation Error
Download emulation CRC error. • POR the printer.
• If the error message persists, download code a
second time.
975.00–975.99
Network Error
Unrecognized network port. Contact your next level of support.
976.00–976.99
Network Error
Unrecoverable software error in
network port.
Contact your next level of support.
978.00–978.99
Network Error
Bad checksum while programming
network port
Contact your next level of support.
979.00–979.99
Network Error
Flash parts failed while programming
network port.
Contact your next level of support.
980.00–980.99
<device>
Communications Error
Unreliable communications with
specified device.
• POR the printer.
• If the error message persists, replace the
system board. See “System board removal”
on page 4-153.
981.00–981.99
<device>
Communications Error
Protocol violation by specified device. • POR the printer.
• If the error persists, replace the system board.
See “System board removal” on page 4-153.
982.00–982.12
<device>
Communications Error
Communications error by specified
device.
1. Turn the power off.
2. Remove, and reinstall the output option.
3. Turn the main power back on.
4. Check all output option interface connections if
the problem remains.
Error code Description Action

Lexmark C734dn Specifications

General

Brand	Lexmark
Model	C734dn
Category	Printer
Language	English