VTech Analog Contemporary Series Master User Manual page 15

Ringer tone
There are 3 ringer tone options that can be
assigned to the telephone base.
To change the ringer tone
1. Press *7764#MUTE on the handset to enter
ADMIN mode.
2. Press 00. Then press a dialing key 1, 2 or
3 to select the desired ringer tone. You hear 3
rising beeps as confirmation.
Flash
There are 3 flash duration options that can be
programmed.
To change the flash duration
1. Press *7764#MUTE on the handset to enter
ADMIN mode.
2. Press FLASH. Then, press a dialing key, 1
(100ms), 2 (300ms) or 3 (600ms), to select the
desired flash duration. You hear 3 rising beeps
as confirmation.
RF transmission power
There are 3 RF transmission power options on
the telephone base that can be programmed.
To change the RF transmission power
control level
1. Press *7764#MUTE on the handset to enter
ADMIN mode.
2. Press 01. Then, press a dialing key
• 1 (low - coverage of 25% of maximum
working distance),
• 2 (middle - coverage of 50% maximum
working distance) or
• 3 (high - coverage of 100% of maximum
working distance),
to select the desired RF transmission power
control level. You hear 3 rising beeps as
confirmation.
Voicemail voltage detection
There are several voicemail voltage detection
methods on the telephone base that can be
programmed.
To change the voicemail voltage detection
by the steady high voltage, periodic high
voltage pulse and periodic low voltage
pulse detection method
1. Press *7764#MUTE on the handset to enter
ADMIN mode.
2. Press 10. 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 line reversal method
1. Press *7764#MUTE on the handset to enter
ADMIN mode.
2. Press 11. 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 FSK detection method
1. Press *7764#MUTE on the handset to enter
ADMIN mode.
2. Press 12. Then, press a dialing key,
0 (disable) or 1 (enable), to select the
desired setting. You hear 3 rising beeps as
confirmation.
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