Brother MFC MFC-9120CN User Manual page 155

Error Message
Cooling Down
Wait for a while
Comm.Error
Connection Fail
Cover is Open
Cover is Open
DIMM Error
Disconnected
Document Jam
Drum Error
Cause
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.
Poor telephone line quality
caused a communication error.
You tried to poll a fax machine
that is not in Polled Waiting mode.
The ADF cover is not closed
completely.
The top cover is not closed
completely.
The fuser cover is not closed
completely or paper was jammed
in the back of the machine when
you turned on the power.
The DIMM is not installed
correctly. Or the DIMM is broken.
The other person or other
person's fax machine stopped the
call.
The document was not inserted
or fed correctly, or the document
scanned from the ADF was too
long.
The corona wire on the drum unit
needs to be cleaned.
It is time to replace the drum
units.
Troubleshooting and routine maintenance
Action
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 up to 4 days
without losing faxes stored in the memory.
See Transferring your faxes or Fax Journal
report on page 148.)
Try sending the fax again or try connecting
the machine to another telephone line. If the
problem continues, call the telephone
company and ask them to check your
telephone line.
Check the other fax machine's polling setup.
Close the ADF cover of the machine, then
press Stop/Exit.
Close the top cover of the machine.
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 Mono Start or
Colour Start.
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 123.)
Try to send or receive again.
See Document jams on page 149 or Using
the automatic document feeder (ADF)
on page 22.
Clean the corona wire on the drum unit. (See
Cleaning the corona wires on page 158.)
Replace the drum unit with a new one for the
colour that is indicated on the LCD. (See
Replacing the drum units on page 174.)
C
143