Troubleshooting_ 107
Imaging unit is not
compatible. Check
user’s guide
The imaging unit you
have installed is not
for your machine.
Install a Samsung-
genuine imaging unit,
designed for your
machine.
Imaging unit is not
installed. Install it The imaging unit is
not installed, or the
CRUM (Consumer
Replaceable Unit
Monitor) in the
cartridge is not
connected.
Install the imaging unit.
If it is already installed,
try to reinstall the
imaging unit.
If the problem persists,
please call for service.
Imaging unit is
worn. Replace with
new one
The imaging unit is at
the end of its life.
When the imaging unit
replacement message
appears on the screen
and if you select
Continue, this
message displays.
Replace a imaging unit
with a Samsung-
genuine imaging unit.
(See "Replacing the
imaging unit" on
page95.)
LSU error: [zzz].
Please turn off then
on
There is a problem in
the control of LSU
unit.
Turn the machine off
and turn it on again. If
the problem persists,
please call for service.
Motor does not
operate: [zzz].
Please turn off then
on
There is a problem in
the control of motor
unit.
Turn the machine off
and turn it on again. If
the problem persists,
please call for service.
Original paper does
not feed in scanner The lead edge of the
document failed to
actuate the scan
sensor within the
correct time after
actuating the
registration sensor.
Open the DADF cover
and remove jammed
original. (See "Clearing
document jams"on
page98.)
Original paper is too
long for scanner.
Check size
Oversized document
or double-feeding of
originals.
Open the DADF cover
and remove the
jammed original. (See
"Clearing document
jams"on page 98.)
Check the document
size whether it is
supported. (See "DADF
document size"on
page124.)
Original paper jam
in front of scanner The originals are
jammed in DADF.
Open the DADF cover
and remove the
jammed original. (See
"Clearing document
jams"on page 98.)
Original paper jam
in front of scanner
duplex path
Paper has jammed
during duplex printing
in the DADF.
Clear the jam. (See
"Clearing document
jams"on page 98.)
MESSAGE MEANING SUGGESTED
SOLUTIONS
Original paper jam
inside of scanner The lead edge of the
document failed to
actuate the gate
sensor within the
correct time after
actuating the scan
sensor.
When the machine is
on, jammed paper is
detected in the DADF.
Open the DADF cover
and remove the
jammed original. (See
"Clearing document
jams"on page 98.)
Original paper jam
while reversing
paper in scanner
The lead edge of the
document failed to
actuate the duplex
sensor within the
correct time when the
document was fed the
wrong way.
Lift up the document
input tray and remove
the jammed original.
(See "Clearing
document jams"on
page98.)
Paper jam at exit of
finisher Paper jammed in the
stacker exit part.
Pull jammed paper
from the stacker exit.
Paper Jam at the
bottom of duplex
path
Paper has jammed
during duplex printing.
Clear the jam. (See "In
the duplex unit area"on
page104.)
Paper Jam at the top
of duplex path
Paper Jam in exit
area Paper has jammed in
the fuser area.
Clear the jam. (See "In
the fuser area or
around the toner
cartridge"on
page104.)
Paper jam in front of
finisher Paper jammed in the
stacker.
Open the stacker door
and remove jammed
paper by lowering
guide 1a or 1b.
Paper jam inside
finisher
Paper Jam in MP
tray Paper Misfed from
multi-purpose tray
Clear the jam. (See "In
the multi-purpose
tray" on page 103.)
Paper Jam in tray 1 Paper misfed from
tray
Or paper has jammed
in the tray feed area.
Or the tray cover is
opened.
Clear the jam. (See "In
the tray 1" on page 100
and see "In the optional
tray" on page 101 and
see "In the optional
high capacity
feeder" on page 102)
Paper Jam in tray 2
Paper Jam in tray 2
(HCF)
Paper Jam in tray 3
Paper Jam in tray 3
(HCF)
Paper Jam in tray 4
Paper jam inside
finisher’s duplex Paper jammed in the
stacker.
Open the stacker door
and remove jammed
paper by lowering
guide 1a or 1b.
MESSAGE MEANING SUGGESTED
SOLUTIONS