Before you call
Call HP support while you are in front of the computer and the printer. Be prepared to
provide the following information:
Model number (for more information, see Finding the printer model number)
Serial number (located on the back or bottom of the printer)
Messages that appear when the situation occurs
Answers to these questions:
Has this situation happened before?
Can you re-create it?
Did you add any new hardware or software to your computer at about the
time that this situation began?
Did anything else occur prior to this situation (such as a thunderstorm or
moving the printer)?