56 Serial port <x> disabled
Press the up or down arrow button until Continue appears, and then press to clear the message.
The printer discards any data received through the serial po rt.
Make sure the Serial Buffer menu item is not set to Disabled.
56 Standard USB port disabled
Try one or more of the following:
Press the up or down arrow button until Continue appears, and then press 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.
57 Configuration change, held jobs were not restored
Press the up or down arrow button until Continue appears, and then press to clear the message.
58 Too many disks installed
1Turn the printer off.
2Unplug the power cord from the wall outlet.
3Remove the extra disks.
4Connect the power cord to a properly grounded outlet.
5Turn the printer back on.
58 Too many flash options installed
Too many optional flash memory cards or too man y optional firmware cards are installed on t he printer.
Try one or more of the following:
Press the up or down arrow button until Continue appears, and then press to clear the mess age and con tinue
printing.
Remove extra flash options:
1Turn the printer off.
2Unplug the power cord from the wall outlet.
3Remove extra flash options.
4Connect the power cord to a properly grounded outlet.
5Turn the printer back on.
Troubleshooting 165