49.XXXXX ERROR To continue turn off
then on
A critical firmware error has occurred.1. Turn the device off, and then turn the
device on.
2. Go to www.hp.com/support/
LJM3027mfp or www.hp.com/support/
LJM3035mfp to check the latest
firmware image version. If the latest
firmware image version is newer than
the one installed on the device, upgrade
the device.
3. Try printing a job from a different
software program. If the job prints, go
back to the first program and try printing
a different file. If the message appears
only with a certain software program or
print job, then the error is in the software
program and not in the device. If the job
fails to print using a different software
program, then turn off the device and
disconnect all cables that connect the
device to the network or to a computer.
4. Remove any DIMMs and EIO cards, and
then turn the device on.
5. If, after removing DIMMs and EIO cards,
the device behaves normally, turn off
the device and reinstall DIMMs and EIO
cards one-by-one, turning off the device
off and then on again each time you
reinstall a DIMM or EIO card. If a certain
DIMM or EIO card causes the message
to reappear, replace the DIMM or EIO
card.
6. Reconnect all cables that connect the
device to the network or to a computer.
7. If the message persists, replace the
formatter (see Formatter on page 116).
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 you have recently installed a memory
DIMM in the device, turn off the device,
remove the memory DIMM, reinstall the
DIMM to verify that it is seated properly,
and then turn on the device.
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, upgrade the firmware.
See Updating or recovering the firmware
code.
If the error persists, replace the formatter.
See Removing the formatter assemblies
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