Lexmark X543 Service Manual page 69

Service error messages (1XX, 8XX and 9xx) (continued)
Error code Description
964.xx Service Download emulation cyclic redundancy
Emulation Error check (CRC) failure has occurred. A
checksum failure detected in the
emulation header or emulation file.
975.xx Service Network error: unrecognizable network
Standard Network port.
or
975.xx Service
Network Card x
976.xx Service Unrecoverable software or error in
Standard Network network or network port.
or
976.xx Service
Network Card x
978.xx Service Bad checksum while programming
Standard Network network port.
or
978.xx Service
Network Card x
979.xx Service Flash parts failed while programming
Standard Network the network port
or
979.xx Service
Network Card x
982.xx Service Communications error detected by the
<device> Comm. specified device.
Note: <device> can be one of the
following:
• Duplex unit
• Tray 2
• Tray 3
Action
The following actions may be taken:
1. Disable the Download Emulation.
2. Program the download emulation into
the code overlay SIMM again.
3. If the problem is not resolved replace
the code overlay SIMM, and download
emulation again.
Replace the standard network card or the
card in the specified slot.
If unable to clear the error message, check
the following:
• If installed, check network card for
correct installation.
• If correctly installed, replace the
network card.
• If a network card is not installed,
replace the controller board.
Check the following:
• Make sure you have downloaded the
code in binary mode, not ASCII.
• Reprogram the Network card.
• If the problem persists, and if installed,
check the network card for correct
installation.
• If correctly installed, replace the
network card.
If a network card is not installed, replace
the controller board.
Check the following:
• If installed, check the network card for
correct installation.
• If correctly installed, replace the
network card.
• If a network card is not installed,
replace the controller board.
Diagnostic information
7525-xxx
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