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Control panel message Description Recommended action
79 Error
Turn off then on
The device has experienced an internal
firmware error.
Turn off the power by using the power
switch, wait at least 30 seconds, and
then turn on the power and wait for the
device to initialize.
If a surge protector is being used,
remove it. Plug the device directly into
the wall socket. Use the power switch to
turn the device on.
If the error persists, contact
HP Customer Care. See
HP Customer
Care or the support flyer that came in
the device box.
Critical error messages (continued)
104 Chapter 9 Problem solving ENWW