Important: The information presented here is for the use of a qualified, experienced technician. Without the background knowledge which comes with training, you risk doing more damage then good to the copier & also risk your own safety. If you are not willing to take 100% responsibility for your actions, do not use the information posted here. Thank you. Read our conditions of Use for more information.
7556 Family - Fault Code: 303-306
Downgrade not permitted. A Customer upgrade was attempted, which would result in a downgrade, which is not allowed.