Brother FAX4750 Service Manual page 399

Error Messages
Error Message
PLS CLEAN DRUM
PLS OPEN COVER
PRINTER JAM
TONER EMPTY
TONER LOW
17 - 4 T R O U B L E S H O O T I N G A N D R O U T I N E M A I N T E N A N C E
Cause
The primary corona wire of
drum unit is dirty.
A page, piece of paper or
paper clip, etc. may be
jammed inside the machine.
The paper is jammed in the
machine.
Toner cartridge is not
installed.
—OR—
Toner is used up and printing Replace the toner cartridge
is not possible.
If the display shows TONER
LOW and the Toner Empty
LED on the control panel is
blinking, you can still print.
But the toner is depleted and
the machine is telling you
that the toner will soon run
out.
Action
Clean the primary corona
wire of drum unit.
(See page 17-21.)
Open the front cover. If you
see any jammed paper or
other item, gently pull it out,
then close the scanner unit.
If the error message remains,
open and close the front
cover again. If the machine
cannot reset itself and return
to the date and time prompt,
it will display MACHINE
ERROR XX. Please call
Brother Customer Service
and tell them the Machine
Error number, at:
USA: 1-800-284-4329
From within Canada:
1-800-853-6660
From within Montreal:
1-514-685-6464
Do not pull the paper out
until you see page 17-5.
Reinstall the toner cartridge.
—OR—
with a new one.
(See page 17-22.)
Order a new toner cartridge
now.