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Control panel message Description Recommended action
Unsupported Memory Card The memory card that you have inserted
is not a type that is supported.
Insert a card that is supported. See
Inserting a memory card.
Critical error messages
Critical error messages can indicate some kind of failure. Cycling the power might fix the
problem. If a critical error persists, the device might require service.
Critical error messages
Control panel message Description Recommended action
50.x Fuser Error The device has experienced an internal
hardware error.
Turn off the device, and then disconnect
the power cord. Remove the fuser (see
To clear output area jams), and then
wait at least 20 minutes. Reinstall the
fuser, turn on the device, and then wait
for the device to initialize.
CAUTION
The parts on the internal surface of the
fuser are very hot. To avoid burning
yourself, do not touch those parts.
If a surge protector is being used,
remove it. Plug the device directly into
the wall socket. Use the power switch to
turn on the device.
If the error persists, contact
HP Customer Care. See
Service and
support or the support flyer that came in
the device box.
51 Laser 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
Service and
support or the support flyer that came in
the device box.
Alert and warning messages (continued)
ENWW Control panel messages 225