VTech CTM-A2415 Master User Manual page 15

a dialing key, 0 (disable) or 1 (enable), to select
the desired setting. You hear 3 rising beeps as
confirmation.
To change the voicemail voltage detection
by the FSK detection method
1. Press *7764#MUTE on the handset to enter
ADMIN mode.
2. Press 11 and you hear 3 beeps. Then, press
a dialing key, 0 (disable) or 1 (enable), to select
the desired setting. You hear 3 rising beeps as
confirmation.
To change the voicemail voltage detection
by the Panasonic detection method
1. Press *7764#MUTE on the handset to enter
ADMIN mode.
2. Press 14 and you hear 3 beeps. Then, press
a dialing key, 0 (disable) or 1 (enable), to select
the desired setting. You hear 3 rising beeps as
confirmation.
To change the voicemail voltage detection
by the Siemens detection method
1. Press *7764#MUTE on the handset to enter
ADMIN mode.
2. Press 13 and you hear 3 beeps. Then, press
a dialing key, 0 (disable), 1 (50Hz), 2 (25Hz), or 3
(20Hz),to select the desired setting. You hear 3
rising beeps as confirmation.
Speed Dial keys
This telephone has up to 10 programmable
guest-service (Speed Dial) keys. Program these
keys to automatically dial telephone numbers
or to activate telephone system features.
To program a Speed Dial key
1. Press *7764#MUTE on the handset to enter
ADMIN mode.
2. Press the desired Speed Dial key where
the telephone number is to be stored. You
hear 3 beeps.
3. Enter the telephone number (up to 32
digits).
• To insert a pause in the stored number, press
the recessed PAUSE key.
4. The telephone stored the number
automatically when 32 digits are entered.
When the number has less than 32 digits, press
MUTE
the recessed
beeps as confirmation.
To clear the programmed Speed Dial key
1. Press *7764#MUTE on the handset to enter
ADMIN mode.
2. Press the Speed Dial key where the
telephone number is to be deleted. You hear 3
beeps. Press the recessed
hear 3 rising beeps as confirmation.
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key again. You hear 3 rising
MUTE key again. You