8550, 8550N, 8550DN, 8550GN, 8550MFP Printer

Message Description Recommended Action
FUSER LIFE LOW
REPLACE KIT
FUSER LIFE OUT
REPLACE KIT
INCORRECT FUSER
LOWER LEFT DOOR
INPUT DEVICE
PAPER PATH OPEN
The fuser and paper rollers
are almost past their specified
life.
The fuser and paper rollers
are past their specified life.
The printer has detected that
an incompatible fuser
(possibly the wrong voltage of
fuser for the printer) has been
installed.
The media transfer door on
tray 4 is open.
Although printing can
continue, the fuser should be
replaced for optimum printer
operation. For more
information on replacing the
fuser, see the installation
guide included with the fuser
kit.
Replace the fuser kit and
reset the fuser counter before
attempting to print. For more
information on replacing the
fuser kit and resetting the
counter, see the installation
guide included with the fuser
kit. For more information on
configuring the printer
response to this message,
see “Selecting Toner Low
Response” in chapter 2.
Remove the fuser and install
the fuser specified for use with
this printer. Printing cannot
continue until the correct fuser
is installed in the printer. For
information on ordering a
fuser kit, see “Accessories,
Options, and Related
Products” in chapter 8.
Close the media transfer door.
146 7 Printer Control Panel Messages EN