GT dealer programmable functions
Ask your dealer about programming your GT series with the following
functions:
The programmable buttons A/B/C/D can be tailored according to your
need�
In general, the radio will beep a “DU” sound when the programmed
function is enabled (by either long press or short press)� Repeat the same
procedure to disable this function, and the radio will beep a “DuDu” sound
as indicator�
1] Priority Call: The radio will shift from the present working channel onto a pre-defined
priority channel�
2] Emergency Siren/Call: Either a siren tone will sound at your own end or an Emergency
code will be sent to others over the radio channel� Emergency Call is enabled by de-
fault and will automatically divert the radio to Channel 16� The cycle repeats 3 times
before returning to normal�
3] Lone Worker: Provides a function that requires a user to press any button on their radio
at least once every 15 minutes (programmable)� If the user fails to do so, the radio will
send a pre-programmed emergency call sequence� Before sending the emergency
call, a DUDUDU sound will sound to remind the user to press any button to re-start the
timer� Press C key for 3 seconds to turn on or turn radio off and back on to disable�
4] Call 1/ Call 2: Transmits pre-set selcall (5 tone, 2 tone, or DTMF)
5] Lock / Unlock: Prevents users from activating some function by accidental� Once
you activate the lock function, buttons C & D will be locked and a beep will sound
sound when you press either� Channel selection knob can also be locked via the PC
programmer�
6] Tx Power Selection: A Du sound indicates low Tx power; a DuDu sound indicates high
Tx power�
7] Whisper: It will increase mic sensitivity to make weak audio at your side to be heard by
others loudly; however, background noise at your side will be increased too�
8] Auto Tx: The radio will automatically transmit background audio without user needing
to press the PTT� The time intervals for auto Tx & Rx modes can be set through PC pro-
grammer� Turn off the radio to disable auto Tx� It is activated by the Emergency func-
tion and is programmed to Transmit for 10 seconds and then receive for 10 seconds�
The cycle repeats 3 times before returning to normal�
9] Voice Privacy/Scrambler: To provide basic protection against users of radio scanners
or others who may be monitoring your channel, the GT incorporates a voice inversion
scrambler to offer more confidential communications. Other radios at the same fre-
quency will receive only distorted audio noise� It can be enabled by pressing button C
while turning the radio on� To turn off scrambling turn radio off and back on�
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