Code :

Code: 68.X
Display: 68.X STORAGE ERROR SETTING CHANGE
Description: One or more printer settings that were saved in the nonvolatile storage device are invalid and have been reset to its factory default. Pressing GO should clear the message. Printing can continue, but unexpected behavior might occur.
X Description: 0 on board 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 GO should clear the message. Printing can continue, but unexpected behavior might occur.
X Description: 0 on board NVRAM 1 removable disk (flash or hard)
Remedy: 1 Press GO to continue. 2 For 68.0 errors, turn the printer off and then on. 3 If a 68.0 error persists, perform 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. NOTE The removable hard disk is not available for the HP Color LaserJet 4610n printer.

Code: 68.X
Display: 68.X PERMANENT STORAGE WRITE FAIL
Description: A non-volatile storage device is failing to write. Pressing should clear the message. Printing can continue, but unexpected behavior might occur.
X Description: 0 on board NVRAM 1 removable disk (flash or hard)
Remedy: 1 Press GO to continue. 2 Turn the printer off and then 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 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 printer.

Code: 8X.YYYY
Display: 8X.YYYY EIO ERROR
Description: The EIO accessory card in slot X has encountered a critical error. 81 EIO ERROR = error in slot 1 82 EIO ERROR = error in slot 2
Remedy: 1 Turn the printer off and then on. 2 If the problem persists, reseat the EIO card. 3 Replace the EIO card.