Brother International IntelliFax-770 Users Manual - English - Page 67

57 T R O U B L E S H O O T I N G A N D M A I N T E N A N C E Sending Faxes Poor Transmitting Quality Try changing your resolution to FINE or SUPERFINE (see "Resolution" p. 34). 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-Lifting the handset, and dialing the number. Wait to hear fax receiving tones before pressing 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 front cover and check the document path. Clean the scanner's white tape and the glass strip under the tape using isopropyl alcohol and a lint-free cloth (see p. 59). See For FAX/TEL Mode Only p. 26 See Easy Receive p. 24 Handling Incoming Calls Double Ring in FAX/TEL Mode The fax machine knows the incoming call is not a fax so it is signaling you to answer the telephone call. Pick up the fax machine handset or answer from an extension phone and press your fax machine's Telephone Answer Code (default setting is #51). Transferring a Call to the Fax Machine If you have answered the fax machine handset, press Start , and hang up immediately. If you answered at an extension phone, press your three-digit Fax Receive Code (the factory setting is 51). When your fax machine answers, hang up. Fax Machine "Hears" Voice as CNG Tone If your fax machine is set to Easy Receive ON, and it answers voice calls by trying to receive a fax, try turning Easy Receive to OFF.