• Code: 51
• Description: Defective flash detected
• Remedy: Try one or more of the following: • Touch Continue to clear the message and continue printing. • Cancel the current print job.

• Code: 52
• Description: Not enough free space in flash memory for resources
• Remedy: 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.

• Code: 53
• Description: Unformatted flash detected
• Remedy: 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.

• Code: 54
• Description: Network [x] software error
• Remedy: Try one or more of the following: • Touch Continue to continue printing. • Turn the printer off, wait for about 10 seconds, and then turn the printer back on. • Upgrade (flash) the network firmware in the printer.

• Code: 55
• Description: Unsupported option in slot [x]
• Remedy: 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.

• Code: 56
• Description: Parallel port [x] disabled
• Remedy: 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.

• Code: 56
• Description: Standard USB port disabled
• Remedy: 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.

• Code: 58
• Description: Too many disks installed
• Remedy: 1. Turn the printer off. 2. Unplug the power cord from the wall outlet. 3. Remove the excess disks. 4. Connect the power cord to a properly grounded electrical outlet. 5. Turn the printer back on.