Brother International MFC-790CW Users Manual - English - Page 163

Telephone Line or Connections, Receiving Faxes, Sending Faxes, Difficulty, Suggestions, On/Off

Page 163 highlights

Troubleshooting and Routine Maintenance Telephone Line or Connections Difficulty Dialing does not work. (No dial tone) The machine does not answer when called. Suggestions Check that the machine is plugged in and that the On/Off key is on. Check all line cord connections. Make sure the telephone line cord is plugged into the telephone wall jack and the LINE jack of the machine. (Canada only) Change Tone/Pulse setting. (See the Quick Setup Guide.) Verify that the telephone line and jack are working by connecting a known working B telephone and telephone line to the jack. Press Speaker Phone or lift the machine's handset, the cordless handset or the handset of an external telephone, and then listen for a dial tone. If there is no dial tone, ask your telephone company to check the line and/ or jack. Make sure the machine is in the correct receiving mode for your setup. (See Choose the correct Receive Mode on page 45.) Check for a dial tone. If possible, call your machine to hear it answer. If there is still no answer, check that the telephone line cord is plugged into the telephone wall jack and the LINE jack of the machine. If there is no ringing when you call your machine, ask your telephone company to check the line. Receiving Faxes Difficulty Cannot receive a fax. Suggestions Check all line cord connections. Make sure the telephone line cord is plugged into the telephone wall jack and the LINE jack of the machine. Make sure the machine is in the correct receiving mode for your setup. (See Receive mode settings on page 48.) If you often have interference on the telephone line, try changing the menu setting of Compatibility to Basic(for VoIP). (See Telephone line interference on page 151.) Sending Faxes Difficulty Cannot send a fax. Transmission Verification Report says 'Result:NG'. Suggestions Check all line cord connections. Make sure the telephone line cord is plugged into the telephone wall jack and the LINE jack of the machine. Make sure that the Fax key is illuminated. (See Entering Fax mode on page 36.) Ask the other party to check that the receiving machine has paper. Print the Transmission Verification Report and check for an error. (See Reports on page 89.) There is probably temporary noise or static on the line. Try sending the fax again. If you send a PC FAX message and get 'Result:NG' on the Transmission Verification Report, your machine may be out of memory. To gain extra memory, you can turn off Memory Receive (see Turning off Memory Receive Operations on page 53), print fax messages in memory (see Printing a fax from the memory on page 58) or cancel a Delayed Fax or Polling Job (see Canceling a fax in progress on page 38). If the problem continues, ask the telephone company to check your telephone line. If you often get transmission errors due to possible interference on the telephone line, try changing the menu setting of Compatibility to Basic(for VoIP). (See Telephone line interference on page 151.) 147

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Troubleshooting and Routine Maintenance
147
B
Telephone Line or Connections
Difficulty
Suggestions
Dialing does not work. (No dial
tone)
Check that the machine is plugged in and that the
On/Off
key is on.
Check all line cord connections. Make sure the telephone line cord is plugged into
the telephone wall jack and the LINE jack of the machine.
(Canada only) Change Tone/Pulse setting. (See the
Quick Setup Guide
.)
Verify that the telephone line and jack are working by connecting a known working
telephone and telephone line to the jack. Press
Speaker Phone
or lift the
machine's handset, the cordless handset or the handset of an external telephone,
and then listen for a dial tone. If there is no dial tone, ask your telephone company
to check the line and/ or jack.
The machine does not answer
when called.
Make sure the machine is in the correct receiving mode for your setup. (See
Choose the correct Receive Mode
on page 45.) Check for a dial tone. If possible,
call your machine to hear it answer. If there is still no answer, check that the
telephone line cord is plugged into the telephone wall jack and the LINE jack of the
machine. If there is no ringing when you call your machine, ask your telephone
company to check the line.
Receiving Faxes
Difficulty
Suggestions
Cannot receive a fax.
Check all line cord connections. Make sure the telephone line cord is plugged into
the telephone wall jack and the LINE jack of the machine.
Make sure the machine is in the correct receiving mode for your setup. (See
Receive mode settings
on page 48.)
If you often have interference on the telephone line, try changing the menu setting
of Compatibility to
Basic(for VoIP)
. (See
Telephone line interference
on page 151.)
Sending Faxes
Difficulty
Suggestions
Cannot send a fax.
Check all line cord connections. Make sure the telephone line cord is plugged into
the telephone wall jack and the LINE jack of the machine.
Make sure that the Fax
key is illuminated. (See
Entering Fax mode
on page 36.)
Ask the other party to check that the receiving machine has paper.
Print the Transmission Verification Report and check for an error. (See
Reports
on page 89.)
Transmission Verification Report
says ‘Result:NG’.
There is probably temporary noise or static on the line. Try sending the fax again.
If you send a PC FAX message and get
Result:NG
on the Transmission
Verification Report, your machine may be out of memory. To gain extra memory,
you can turn off Memory Receive (see
Turning off Memory Receive Operations
on page 53), print fax messages in memory (see
Printing a fax from the memory
on page 58) or cancel a Delayed Fax or Polling Job (see
Canceling a fax in
progress
on page 38). If the problem continues, ask the telephone company to
check your telephone line.
If you often get transmission errors due to possible interference on the telephone
line, try changing the menu setting of Compatibility to
Basic(for VoIP)
. (See
Telephone line interference
on page 151.)