Control panel message Status alert Description Recommended action
55.X Error
Turn off then on
The product has experienced an
internal error.
Turn the product power off, wait
at least 30 seconds, and then turn
the product power on and wait for
it to initialize.
If you are using a surge protector,
remove it. Plug the product
directly into the wall socket. Turn
the product power on.
If the message persists, contact
HP support.
57 Fan error
Turn off then on
The product has experienced a
problem with its internal fan.
Turn the product power off, wait
at least 30 seconds, and then turn
the product power on and wait for
it to initialize.
If you are using a surge protector,
remove it. Plug the product
directly into the wall socket. Turn
the product power on.
If the message persists, contact
HP support.
59.X Error
Turn off then on
The product has experienced a
problem with one of the motors.
Turn the product power off, wait
at least 30 seconds, and then turn
the product power on and wait for
it to initialize.
If you are using a surge protector,
remove it. Plug the product
directly into the wall socket. Turn
the product power on.
If the message persists, contact
HP support.
79 Error
Turn off then on
The product has experienced an
internal firmware error.
Turn the product power off, wait
at least 30 seconds, and then turn
the product power on and wait for
it to initialize.
If you are using a surge protector,
remove it. Plug the product
directly into the wall socket. Turn
the product power on.
If the message persists, contact
HP support.
79 Service error
Turn off then on
An incompatible DIMM is
installed.
1. Turn the product power off.
2. Install a DIMM that the
product supports.
3. Turn the product on.
If the message persists, contact
HP support.
ENWW Interpret control panel messages 119
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