8. Supplementary Services
8.1 VOX
Voice Activated Transmit (VOX) allows the voice to trigger transmission. When the voice detected by the microphone
reaches the value to trigger the transmission, the radio automatically transmits the voice without the
PTT
key pressed.
VOX Gain preprogrammed by your dealer is used to control the sensitivity of microphone transmission.
To enable or disable VOX, do either of the following:
Press the preprogrammed
VOX
key.
In the
Settings
interface, press the
Up
key or
Down
key to select
VOX
, and then press the
OK/Menu
key.
8.2 Power Level
Power Level allows you to set the TX power level to high or low. High power enables communication with radios far
away from you but consumes more battery power. Low power enables communication with radios close to you and
saves battery power.
To adjust the power level, press the preprogrammed
Adjust Power Level
key.
8.3 Scan
Scan allows you to listen to activities on other channels, keeping track of your team members.
To enable or disable Scan, do either of the following:
Press the preprogrammed
Scan
key.
In the
Settings
interface, press the
Up
key or
Down
key to select
Scan
, and then press the
OK/Menu
key.
With Scan enabled, the radio scans according to the scan list preset for the current channel, during which the LED
indicator flashes orange slowly. When detecting activities on a channel, the radio stays on the channel and the LED
indicator glows green.
8.4 Squelch
8.4.1 Squelch Off
Squelch Off keeps the speaker unmuted regardless of whether carrier exists, during which the radio sounds background
noise.
To enable or disable Squelch Off, do either of the following: