National Geographic 9111400 Mode D'emploi page 14

Before using the device
Remove the belt clip
Before inserting batteries into the device, first pull the belt clip latch away from the
device.
Installing the Batteries
1. Open the battery compartment at the bottom of the battery compartment cover.
2. Insert 3x AAA Alkaline batteries in each device (Not included)
3. Position the batteries according to the polarity marking on the battery compart-
ment.
4. After placing batteries into correct positions, replace the battery cover and attach
the clip.
Using the device
1. Turning the device on/off
To turn the device on or off, press and hold the Power button for 3 seconds until
you hear a beep sound.
2. Adjusting the volume
To increase the volume, press the UP  button. Press the DOWN  button to de-
crease the volume.
3. Low Battery Indication
The device can detect the low battery level when the battery voltage goes low. When
battery voltage is low, the battery icon will flash and a beep will be heard to indicate
that the batteries need to be replaced.
4. Receiving/transmitting communications:
The device is in „Receiving" mode when it is turned ON and not transmitting. When a
signal is received on the current channel, the LCD will display receiving.
When you press the PTT (push to talk) button, the device switches to "Transmission"
mode. Hold the device in a vertical position with the Mic (microphone) 3-5cm away
from your mouth. While holding the PTT button, speak into the microphone in a nor-
mal tone of voice. Release the PTT button when you have finished transmitting.
For others to receive your transmission, they must be on the same channel as you.
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