Control panel message Description Recommended action
If the error persists, contact HP Customer
Care. See
HP Customer Care or the support
flyer that came in the device box.
55.1 Error
59.A0 Error
54.1C Error
The device has experienced an internal
hardware 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.
57 Fan Error
Turn off then on
The device has experienced a problem with
its internal fan.
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 the error persists, contact HP Customer
Care. See
HP Customer Care or the support
flyer that came in the device box.
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.
Table 8-2 Critical error messages (continued)
ENWW Control panel messages 79
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