• Code: 68.X
• Display: 68.X PERMANENT STORAGE ERROR
• Description: One or more printer settings saved in the non-volatile storage device is invalid and has been reset to its factory default. Pressing the button should clear the message. Printing can continue, but there may be unexpected behavior.
  X Description: 0 onboard NVRAM 1 removable disk (flash or hard)
• Remedy: 1. Press GO to continue. 2. Turn the printer off and then back on. 3. Check the printer settings to determine which settings have been changed.

• Code: 68.X
• Display: 68.X PERMANENT STORAGE FULL
• Description: A non-volatile storage device is full. Pressing the GO button should clear the message. Printing can continue, but there may be unexpected behavior.
  X Description: 0 onboard NVRAM 1 removable disk (flash or hard)
• Remedy: 1. Press GO to continue. 2. For 68.0 errors, turn the printer off and then back on. 3. If a 68.0 error persists, execute an NVRAM inititialization. 4. For 68.1 errors, use the HP Web Jetadmin software to delete files from the disk drive. 5. If a 68.1 errors persists, reinitialize the hard disk.

• Code: 68.X
• Display: 68.X PERMANENT STORAGE WRITE FAIL
• Description: A non-volatile storage device is failing to write. Pressing GO the button should clear the message. Printing can continue, but there may be unexpected behavior.
  X Description: 0 onboard NVRAM 1 removable disk (flash or hard)
• Remedy: 1. Press GO to continue. 2. Turn the printer off and then back on. 3. If the problem persists, initialize NVRAM. 4. Reinitialize the hard disk.

• Code: 79.XXXX
• Display: 79.XXXX PRINTER ERROR
• Description: A critical hardware error has occurred.
• Remedy: 1. Turn the printer off and then back on. 2. If the problem persists, reseat the firmware DIMM. 3. Reseat the formatter. 4. Replace the firmware DIMM. 5. Replace the formatter. Calibrate the priner.

• Code: 8X.YYYY
• Display: 8X.YYYY EIO ERROR
• Description: The EIO accessory card in slot X has encountered a critical error.
• Remedy: 1. Turn the printer off and then back on. 2. If the problem persists, reseat the EIO card. 3. Replace the EIO card.