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Receiving a Call and Talking
1.
Select a channel by rotating the Channel Selector Knob
until you reach the desired channel. An audible voice
indicates the selected channel.
2.
Make sure the PTT button is released and listen for voice
activity.
3.
The LED indicator stays solid green when the radio is
receiving a call.
4.
To respond, hold the radio vertically 1 to 2 inches (2.5 to
5 cm) from mouth. Press the PTT button to talk; release it
to listen.
5.
When transmitting, the LED indicator stays solid red or
yellow (Red means the current channel is with high TX
power level setting; Yellow means the current channel is
with low TX power level setting.)
LED Indicators
Radio Working Status and LED Indicators
Radio Status
Low Battery
Transmit (TX) in High Power
Transmit (TX) in Low Power
Receive (RX)
Cloning Mode
Source Radio Cloning in Progress
Target Radio Cloning in Progress
PC Programming/Reading Data
PC Programming/Writing Data
VOX/iVOX mode
Talk Range
S446 radio has been designed to maximize performance and
improve transmission range in the field. It is recommended
Scanning
LED Indicator
Red Heartbeat
Solid Red
Solid Yellow
Solid Green
Green Heartbeat
Yellow Heartbeat
Red Heartbeat
Green Heartbeat
Red Heartbeat
Green Heartbeat
Double Yellow Heartbeats
13
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