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Display message Meaning Suggested solutions
Fax line not connected Your printer cannot
connect with a
remote printer or has
lost contact because
of a problem with the
phone line.
OR
No dial tone sounds
• Try again. If the problem persists,
please wait for an hour or try a
different phone line if possible and
then try to connect again.
• Turn the ECM mode on. See "
ECM
Mode
".
• Check that the phone line is
connected properly. See "
Connecting
the Telephone Line".
• Check that the phone socket in the
wall is used by plugging in another
phone.
DADF paper jam at
entry
DADF paper jam at exit
DADF paper jam in
duplex path
DADF Rev. Jam
The loaded
document has
jammed in the DADF.
Clear the document jam. See "Clearing
Jams in the DADF".
Paper jam in duplex
path
Paper has jammed
during duplex
printing.
Clear the jam. See "
Duplex Jam 1".
Device is not
supported
A non-USB device is
connected with USB
memory port.
Remove the non-USB device from USB
memory port.
Fuser Error
Low Heat Error
Over Heat Error
Fuser unit Error
There is a problem in
the fuser unit.
Unplug the power cord and plug it back
in. If the problem persists, please call for
service.
Invalid Cartridge The toner cartridge
you have installed is
not for your printer.
Install a Dell-genuine toner cartridge,
designed for your printer.
IP Conflict The IP address is used
by another user.
Check the IP address or obtain a new IP
address.
LSU Motor Error
LSU Fan Locked
LSU Hsync Error
A problem has
occurred in the LSU.
Unplug the power cord and plug it back.
If the problem persists, please call for
service.