Code :

Code: 66.XY.ZZ
Display: 66.XY.ZZ OUTPUT DEVICE FAILURE
Description: An error occurred in an external paperhandling accessory.
Remedy: • Turn the product power off. • Check that the accessory is properly seated on and connected to the product, without any gaps between the product and the accessory. If the accessory uses cables, disconnect and reconnect them. • Verify that there is no packaging material in or around the output device. • Turn the product power on. • If this message persists, contact an HPauthorized service or support provider.

Code: 66.XY.ZZ
Display: 66.XY.ZZ SERVICE ERROR
Description: The external paper-handling controller has detected a failure.
Remedy: 1. Turn power off. 2. Disconnect cables to external paper handling devices, then reconnect them. 3. Turn power on. 4. Make sure there are no obstructions near the paper handling device that could prevent the output bins from raising or lowering.

Code: 68.X
Display: 68.X PERMANENT STORAGE FULL
Description: The product NVRAM is full. Some settings saved in the NVRAM might have been reset to the factory defaults. Printing can continue, but some unexpected functions might occur if an error occurred in permanent storage.
Remedy: Press the checkmark button to clear the message. If the message is not cleared, turn the product off, and then turn the product on.

Code: 68.X
Display: 68.X PERMANENT STORAGE WRITE FAIL
Description: The product NVRAM is failing to write. Printing can continue, but some unexpected functions might occur if an error occurred in permanent storage.
Remedy: Press the checkmark button to clear the message. If the message is not cleared, turn the product off, and then turn the product on.

Code: 68.X
Display: 68.X STORAGE ERROR SETTINGS CHANGED
Description: One or more product settings are invalid and have been reset to the factory-default settings. Printing can continue, but some unexpected functions might occur if an error occurred in permanent storage.
Remedy: Press the checkmark button to clear the message. If the message is not cleared, turn the product off, and then turn the product on.