Lexmark X644E Service Manual - Page 75

7002-xxx Service error codes (9xx.xx) (continued) Error code Sub codes Display text 980 .00 Unreliable communications to Paperport device 981 .00 982 .xx 983 .00 984 .00 Interface protocol violation by engine Paperport communication error Invalid command received by device Invalid command parameter received by device 990 .00 General device equipment check 991 .00 Device system card failed basic assurance test Description 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. Indicates an equipment check condition has occurred in the specified device, but the device is unable to identify the exact component failure. The specified device has detected an equipment check in its system card. Action Service errors 980 thru 984 can be one of the following: system board, duplex, tray x (1, 2, 3, 4, or 5), envelope feeder or output bin. Service errors 980 thru 984 can be one of the following: system board, duplex, tray x (1, 2, 3, 4, or 5), envelope feeder or output bin. Diagnostic information 2-37