stabo Freecomm 400, Руководство пользователя

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Operation with batteries
Your radio sets can also be operated with three micro-batteries each
(type: AAA, LR03). It is essential to ensure the indicated polarity when
inserting them into the battery case! In case of a battery change you
always have to exchange all batteries. Do not mix different battery
types, batteries with different capacities or batteries and rechargeable
battery cells!
Attention: Do not try to charge a radio set that is equipped with not
rechargeable batteries! There is explosion hazard!
Operation/functions
Note : If a setting is not activated within 10 seconds the radio set will
automatically adopt the last setting. As confirmation there is a double
beep sound.
Switching on/off the radio set
Push the key for 2 sec., a power-on beep sounds and the display
briefly lights up.
Push the key for 2 sec., switching off is accompanied by a beep
sound.
Channel selection
Select one of the eight channels by means of the channel s / t key
(short keystroke: stepwise change, long keystroke: continuous change).
Note: Always adjust both radio sets to the same channel!
Adjusting the volume
Pushing the volume s / t key (short keystroke: stepwise change,
long keystroke: continuous change) permits to change the volume in
8 steps, LE and the adjusted volume level are displayed.
Transmitting
Hold the PTT button pressed and speak with normal voice level and
a distance of approx. 5 cm into the microphone. TX is displayed and
the red LED lights up. If your message is finished, release the PTT
key.