Phone Line or Connections

Fax Machine Does Not Answer When Called

Make sure the fax machine is in the correct receiving mode for your setup (either FAX, FAX/TEL or TAD). Check for dial tone. If possible, call your fax machine to hear it answer. If there is still no answer, check the telephone line cord connection. (See Connecting the Machine, page 2-5 and Connect the telephone line.) Connect a standard telephone handset to the fax machine telephone jack. If there is no ringing when you call your fax machine, call your Telephone Company to check the line.

Telephone Answering Device (TAD) Does Not Answer When Called

Connect the telephone line cord from your TAD to the back of the fax machine, in the jack labeled EXT. Make sure the TAD is set to answer calls. (See Connecting an External Telephone Answering Device (TAD), page 2-9.)

No Dial Tone on the Handset

Press HookOR—Lift the handset. If you don’t hear a dial tone, check telephone line cord connections at the fax machine and wall jack. Check that the handset is connected to the fax machine’s handset jack. Test the wall jack with another single line telephone. If there is no dial tone at the wall outlet, call your Telephone Company.

The Caller ID does not display after the Call Waiting Signal

The Caller ID signal is sent ten seconds after the Call Waiting Signal and speaking may interfere with it. When you hear the Call Waiting signal, ask the other party to hold while you answer the call. Then stop speaking until you see the Caller ID on the LCD.

Sending Faxes

Poor Transmitting Quality

Try changing your resolution to FINE or S. FINE. (See Resolution, page 6-3.) Make a copy to verify the fax machine’s scanner operation.

Dialing Does Not Work

Check all line cord connections, 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 fax receiving tones before pressing Fax Start.

Vertical Black Lines When Sending

Use your fax machine to make a copy. If the copy shows the same problem, the scanner area is dirty. Lift the top cover and check the original path. Clean the scanner’s white tape and the glass strip under the tape using isopropyl alcohol and a lint-free cloth. (See page 12-9.)

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 12 - 7

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Brother FAX-775 owner manual Phone Line or Connections, Sending Faxes