HP LaserJet Pro M1536dnf MFP SERIES - Manual (Page 223)

Control panel message Description Recommended action
49 Error
Turn off then on
The product has experienced a firmware
error. 1. Turn off the power by using the power
switch.
2. If a surge protector is being used,
remove it. Plug the product directly into
the wall socket.
3. Wait at least 30 seconds, and then turn
on the power and wait for the product to
initialize.
4. If the error persists, contact HP. See
www.hp.com/support/ljm1530series or
the support flyer that came in the
product box.
50.X Fuser Error
Turn off then on
The product has experienced an internal
hardware error. 1. Turn off the power by using the power
switch.
2. If a surge protector is being used,
remove it. Plug the product directly into
the wall socket.
3. Wait at least 25 minutes, and then turn
on the power and wait for the product to
initialize.
4. If the error persists, contact HP. See
www.hp.com/support/ljm1530series or
the support flyer that came in the
product box.
52 Scanner Error
Turn off then on
The product has experienced a scanner
error. 1. Turn off the power by using the power
switch.
2. If a surge protector is being used,
remove it. Plug the product directly into
the wall socket.
3. Wait at least 30 seconds, and then turn
on the power and wait for the product to
initialize.
4. If the error persists, contact HP. See
www.hp.com/support/ljm1530series or
the support flyer that came in the
product box.
57 Fan Error The product experienced a general fan error. 1. Turn off the power by using the power
switch.
2. If a surge protector is being used,
remove it. Plug the product directly into
the wall socket.
3. Wait at least 30 seconds, and then turn
on the power and wait for the product to
initialize.
4. If the error persists, contact HP. See
www.hp.com/support/ljm1530series or
the support flyer that came in the
product box.
ENWW Interpret control panel messages 209