Lexmark T520 - 20ppm 8MB Par USB Pcl6 Ps3 Ppds Service Manual page 35

4520-xxx
Error Code
975 - 979
Network Card X
980 <device>
Comm
981 <device>
982 <device>
Comm
983 <device>
984 <device>
990 <device>
991 <device>
Card
Action
The following errors indicate a failure with the network
card in the specified slot. X=any card installed in slots
1,2 or 3. 975 - Unrecognizable Network Card x. Replace
Network Card x.
976 - Unrecoverable software error in Network Card x.
977 - Controller software detects that a Network Card is
installed in slot x but cannot establish communications
with it.
978 - Bad checksum while programming Network Card
x. Replace Network Card x.
979 - Flash parts failed while programming Network
Card x.
If the printer is a network model, replace the controller
board.
The engine is experiencing unreliable communications
to the specified device.
The engine protocol violation detected by the specified
device.
Communications error detected by the specified device.
Invalid command received by the specified device.
Invalid command parameter received by the specified
device.
Note: Service Errors 980 thru 984 <device> can be one
of the following: engine board, duplex, tray x (1,2,3,4 or
5), envelope feeder or output bin.
Indicates an equipment check condition has occurred in
the specified device, but the device is unable to identify
the exact component failure.
Note: <device> can be one of the following: duplex, tray
x (1,2,3,4 or 5), envelope feeder or output bin.
The specified device has detected an equipment check
in its system card.
Note: <device> can be one of the following: duplex, tray
x(1,2,3,4 or 5), envelope feeder or output bin.
Diagnostic Information
2-7