Lexmark 792de Printer User Manual


 
55 Unsupported option in slot [x]
1 Turn the printer off.
2 Unplug the power cord from the wall outlet.
3 Remove the unsupported option card from the printer system board, and then replace it with a supported card.
4 Connect the power cord to a properly grounded electrical outlet.
5 Turn the printer back on.
56 Parallel port [x] disabled
Try one or more of the following:
Touch Continue to clear the message.
The printer discards any data received through the parallel port.
Make sure the Parallel Buffer menu item is not set to Disabled.
56 Serial port [x] disabled
Try one or more of the following:
Touch Continue to clear the message.
The printer discards any data received through the serial port.
Make sure the Serial Buffer menu is not set to Disabled.
56 Standard USB port disabled
Try one or more of the following:
Touch Continue to clear the message.
The printer discards any data received through the USB port.
Make sure the USB Buffer menu item is not set to Disabled.
56 Standard parallel port disabled
Try one or more of the following:
Touch Continue to clear the message.
The printer discards any data received through the parallel port.
Make sure the Parallel Buffer menu item is not set to Disabled.
56 USB port [x] disabled
Try one or more of the following:
Touch Continue to clear the message.
The printer discards any data received through the USB port.
Make sure the USB Buffer menu is not set to Disabled.
Troubleshooting 183