9 Invalid region
50 PPDS font error
Try one or more of the following:
• Touch Continue to clear the message and continue printing.
• The printer cannot find a requested font. From the PPDS menu, select Best Fit, and then select On. The printer
will find a similar font and reformat the affected text.
• Cancel the current print job.
51 Defective flash detected
Try one or more of the following:
• Touch Continue to clear the message and continue printing.
• Cancel the current print job.
52 Not enough free space in flash memory for resources
Try one or more of the following:
• Touch Continue to clear the message and continue printing.
Downloaded fonts and macros not previously stored in flash memory are deleted.
• Delete fonts, macros, and other data stored in flash memory.
• Upgrade to a larger capacity flash memory card.
53 Unformatted flash detected
Try one or more of the following:
• Touch Continue to stop the defragment operation and continue printing.
• Format the flash memory. If the error message remains, the flash memory may be defective and require replacing.
54 Network <x> software error
<x> is the number of the network connection.
Try one or more of the following:
• Touch Continue 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 Serial option <x> error
<x> 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 printer
and host computer.
Understanding printer messages
245