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11
Troubleshooting
Error messages
As with any sophisticated office product, errors may occur. If this happens, your MFC identifies
the problem and displays an error message. The most common error messages are shown below.
You can correct most problems by yourself. If you need more help, the Brother Solutions Center
offers latest FAQs and troubleshooting tips.
Visit us at http://solutions.brother.com
.
Troubleshooting and routine
maintenance
IMPORTANT
For technical help, you must call the country where you bought the MFC. Calls must be made
from within that country.
ERROR MESSAGES
ERROR MESSAGE CAUSE ACTION
Back Cover Open The back cover is not completely
closed.
Close the back cover of the MFC.
Change Drum Soon The drum unit is near the end of its life Use the drum unit until you have a print quality
problem; then replace the drum unit with a new one.
See Replacing the drum unit (DR-350) on page 11-28.
Comm.Error Poor phone line quality caused a
communication error.
Send the fax again or connect the MFC to another
telephone line. If the problem continues, call the
telephone company and ask them to check your phone
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.
Cooling Down
Wait for a while
The temperature of the drum unit or
toner cartridge is too hot. The MFC 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 display on the
MFC shows Cooling Down, and
Wait for a while.
You must wait 20 minutes for it to cool.
Cover is Open The front cover is not completely
closed.
Close the front cover of the MFC.
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 11-6.
See Using the automatic document feeder (ADF) on
page 1-7.
Data Remaining Print data is left in the MFC’s memory. Re-start printing from your computer.
Print data is left in the MFC’s memory.
The USB or Parallel cable was
unplugged while the computer was
sending the data to the MFC.
Press Job Cancel. The MFC will cancel the job and
clear it from the memory. Try to print again.