Operating instructions

17
and using calling cards.
• To switch from rotary to tone
dialing during a call, press the
*
TONE key. When you end your
call by pressing OFF or returning
the handset to the base unit, the
phone will return to the rotary
(PULSE) mode.
VOLUME CONTROL
• The phone must be ON.
• Located on the side of the Hand-
set, press the VOLUME UP or
VOLUME DOWN keys to raise or
lower the earpiece volume. There
are 8 volume levels.
RINGER CONTROL
With the Handset in the idle (off)
mode:
• Press MENU
• Using the / soft keys,
scroll until 3. Ringer Tone/Vol is
highlighted
• Press ENTER
ANSWERING CALLS
With Auto Answer OFF:
• Press any key other than OFF or
the Volume keys.
With Auto Answer ON:
• If the Handset is in the Base Unit
cradle, simply pick it up to answer
the call.
• If the Handset is out of the Base
Unit cradle, press any key other
than OFF or the Volume keys.
CALL TIMER
• While you are on a call, the VT
1721 will display the approximate
duration of your conversation.
The call timer appears in the
upper right corner of the display.
• When you complete your call by
pressing OFF, the Handset will
display:
• In this case, the duration was
approximately 1 minute and 37
seconds.
TEMPORARY TONE
• If your local telephone service
requires rotary (PULSE) dialing,
you can temporarily switch to
TONE dialing for such purposes
as accessing answering ma-
chines, bank-by-phone services,
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