Casio G'zOne Ravine C781R3 User Manual page 137

1. Press the Center Select key [MENU], select
Center Select key [OK]. Select
TTY Mode
select
TTY
2. Select either
Select key [SET].
ONE TOUCh DIAL
To initiate a speed dial call by holding down the speed dial digit:
1. Press the Center Select key [MENU], select
Center Select key [OK]. Select
One Touch Dial
select
On Off
2. Select or
If One Touch Dial
function.
VOICE PRIVACY
Turn the voice privacy feature On or Off.
1. Press the Center Select key [MENU], select
Center Select key [OK]. Select
Voice Privacy
select
On Off
2. Select or
DTMF TONES
To set the Key Tone length and touch tone playback speed:
1. Press the Center Select key [MENU], select
Center Select key [OK]. Select
DTMF Tones
select
2. Select one of the following options and press the Center Select key [SET].
• Normal: Sends out a tone for a fixed period of time even if you continue to press the key.
• Long: Sends out a continuous tone for the duration the key is pressed and held.
The setting of DTMF Tones
Call Settings, press the Center Select key [OK],
then press the Center Select key [OK].
Full, TTY + Talk, TTY + Hear
Call Settings, press the Center Select key [OK],
then press the Center Select key [OK].
and press the Center Select key [SET].
is disabled, speed dial numbers designated in your contacts will not
Call Settings, press the Center Select key [OK],
then press the Center Select key [OK].
and press the Center Select key [SET].
Call Settings, press the Center Select key [OK],
then press the Center Select key [OK].
are changed to Normal in GSM mode.
Settings & Tools
and press the
TTY Off
or and press the Center
Settings & Tools
and press the
Settings & Tools and press the
Settings & Tools and press the
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