Brother MFC 4300 Owner's Manual page 129

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DIFFICULTY
Dialing does not work.
The MFC does not
answer when called.
There is no dial tone on
the handset.
Transmitting quality is
poor.
Transmission
verification report prints
"Results:NG".
The receiving party says
the picture is not clear.
The receiving party says
vertical streaks appear
on the faxes they
receive.
T R O U B L E S H O O T I N G A N D R O U T I N E M A I N T E N A N C E
SUGGESTIONS
Phone Line or Connections
Check for a dial tone. Change TONE/PULSE
setting (See
Setting Tone/Pulse Dialing (Canada
, page 4-2). Check all line cord connections,
Only)
and make sure the curled handset cord is not in the
EXT jack. Check power cord connection. Send a
manual fax by pressing Hook—OR—by lifting
the handset, and dialing the number. Wait to hear
the fax receiving tones before pressing Start.
Make sure the MFC is in the correct receiving
mode for your setup (either FAX, FAX/TEL or
TAD). Check for dial tone. If possible, call your
MFC to hear it answer. If there is still no answer,
check the telephone line cord connection. Connect
a standard telephone handset to the MFC telephone
jack. If there is no ringing when you call your
MFC, call your Telephone Company to check the
line.
Press Hook—OR—Lift the handset. If you hear
no dial tone, check telephone line cord connections
at the MFC and wall jack. Check that the handset
curled cord is connected to the MFC's handset
jack. Test the jack with another single line
telephone. If no dial tone on the wall outlet, call
your Telephone Company.
Sending Faxes
Try changing your resolution to FINE or
SUPERFINE (See
copy to verify the MFC 's scanner operation.
There is probably temporary noise or static on the
phone line. Try sending the fax again. If the
problem continues, call the Telephone Company to
check your phone line.
Sometimes the resolution mode you chose when you
sent your fax was not appropriate. Send the fax again,
but try using the FINE or SUPERFINE mode. Also,
your MFC 's scanner may be dirty, so try cleaning it.
(See pages 15-23)
Your MFC 's scanner may be dirty or the receiving
party's print head may be dirty. Clean your scanner
(see pages 15-23) and make a copy to check if the
problem was caused by your machine.
, page 6-7). Make a
Resolution
15 - 9

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