53 Unformatted flash detectedTry one or more of the following:• Press the arrow buttons until Continue appears, and then press to stop the defragment operation andcontinue printing.• Format the flash memory. If the error message remains, the flash memory may be defective and require replacing.54 Serial option error is the number of the serial option.Try one or more of the following:• Check that the serial cable is connected correctly and is the proper one for the serial port.• Check that the serial interface parameters (protocol, baud, parity, and data bits) are set correctly on the printerand host computer.• Press the arrow buttons until Continue appears, and then press to continue printing.• Turn the printer off and then back on to reset the printer.54 Network software errorTry one or more of the following:• Press the arrow buttons until Continue appears, and then press to continue printing.• Turn the printer off and then back on to reset the printer.• Upgrade (flash) the network firmware in the printer or print server.54 Standard network software errorTry one or more of the following:• Press the arrow buttons until Continue appears, and then press to continue printing.• Turn the printer off and then back on to reset the printer.• Upgrade (flash) the network firmware in the printer or print server.55 Unsupported option in slot is a slot on the printer system board.Try one or more of the following:1 Turn the printer power off.2 Unplug the power cord from the wall outlet.3 Remove the unsupported option card from the printer system board.4 Connect the power cord to a properly grounded outlet.5 Turn the printer power back on.Understanding printer messages159