Albrecht ATT 200, Руководство пользователя

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3. Radio Operation
The battery inside the ATT200 should be fully charged prior to the first usage.
To achieve a smallest outline, this device does not incorporate a loudspeaker. Thus
a headset must always be used to hear received signals.
3.1. Menu Structure
3.2. Power On/Off
Press and hold the ‘M’ key for 2 seconds to turn on the device.
The LCD initially displays the battery level from 1 to 5 for two seconds. Thereafter,
the active channel and CTCSS code is displayed.
Press and hold ‘M’ again for 2 seconds to switch the radio off.
Note: In order to switch the unit on or off the keypad lock needs to be turned off.
3.3. Transmit
Before communication, all radios in your group must be set to the same channel
and CTCSS Code (see following chapters). For maximum clarity, adjust the the
headset’s microphone to your mouth.