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Troubleshooting • 123
LOAD mmm
nnn
: tttt EMPTY
A print job has been
received and the
indicated paper tray
is empty.
Load mmm media in
the indicated (tttt) tray.
LOAD mmm/ppp AND PRESS
ONLINE SWITCH
nnn: tttt MEDIA MISMATCH
The media type in
the indicated tray
(tttt) does not match
that specified in the
print job being
processed.
Load the appropriate
media in the tray and
press
ON-LINE.
LOAD mmm/ppp AND PRESS
ONLINE SWITCH
nnn: tttt SIZE MISMATCH
The media size
(mmm) and/or type
(ppp) loaded in the
indicated tray (tttt)
does not match that
specified in the print
job being processed.
Load the appropriate
media in the tray and
press
ON-LINE.
OPEN DUPLEX COVER
nnn: PAPER JAM
Paper has jammed
entering or exiting
the duplexer.
Clear the jam: see
page 110.
OPEN FRONT COVER
nnn: PAPER JAM
Paper jam. Clear the jam: see
page 108
OPEN TOP COVER
nnn: PAPER JAM
Paper jam. Clear the jam: see
page 99, ff.
ORDER xxx Appears on the
second line of the
display to indicate
that consumable xxx
(e.g., belt, fuser,
toner, image drum)
is nearing end of life.
Make sure you have a
replacement unit on
hand.
POWER ON/OFF
300: NETWORK ERROR
An error has
occurred involving
the network.
Shut the printer off,
then turn it back on. If
the message still
appears, check with
your network
administrator.
Message Meaning What to Do