Brother MFC-9120CN - Manual (Page 158)

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Cooling Down
Wait for a while
The temperature of the drum unit
or toner cartridge is too hot. The
machine will pause its current
print job and go into cooling down
mode. During the cooling down
mode, you will hear the cooling
fan running while the LCD shows
Cooling Down, and
Wait for a while. Make sure that you can hear the fan in the
machine spinning and that the exhaust outlet
is not blocked by something.
If the fan is spinning, remove any obstacles
that surround the exhaust outlet, and then
leave the machine turned on but do not use
it for several minutes.
If the fan is not spinning do the following:
Disconnect the machine from the power for
several minutes, then reconnect it. (The
machine can be turned off for approximately
4 days without losing faxes stored in the
memory. See Transferring your faxes or Fax
Journal report on page 147.)
Comm.Error Poor telephone line quality
caused a communication error. Send the fax again or connect the machine
to another telephone line. If the problem
continues, call the telephone company and
ask them to check your telephone line.
Connection Fail You tried to poll a fax machine
that is not in Polled Waiting mode. Check the other fax machine’s polling setup.
Cover is Open The ADF cover is not closed
completely. Close the ADF cover of the machine, then
press Stop/Exit.
The top cover is not closed
completely. Close the top cover of the machine.
Cover is Open The fuser cover is not closed
completely or paper was jammed
in the back of the machine when
you turned on the power. „ Close the fuser cover of the machine.
„ Make sure paper is not jammed inside
the back of the machine, and then close
the fuser cover and press Black Start or
Color Start.
DIMM Error The DIMM is not installed
correctly. Or the DIMM is broken. Turn off the machine. Re-install the DIMM
correctly. Wait a few seconds, and then turn
it on again. If this error message appears
again, replace the DIMM with a new one.
(See Installing extra memory on page 122.)
Disconnected The other person or other
person’s fax machine stopped the
call. Try to send or receive again.
Document Jam The document was not inserted
or fed properly, or the document
scanned from the ADF was too
long. See Document jams on page 148 or Using
the automatic document feeder (ADF)
on page 23.
DR Mode in Use The machine is set to Distinctive
Ring mode. You cannot change
the Receive Mode from Manual to
another mode. Set Distinctive Ring to Off. (See Turning off
distinctive ring on page 56.)
Error Message Cause Action