Basic Knowledge Manual

d. Have your serial number and service ID ready, found on the self-test report.
e. Be near the HP All-in-One printer when you call HP Support.
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3. Have the following information available:
a. Specific name of the HP All-in-One, as it appears on the control panel.
b. Print a self-test report. (For more information, see the User Guide.)
c. Be prepared to describe your problem in detail.