switel WT227, Руководство по эксплуатации

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- Operation -
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1. Press the MODE button five times. The VOX indicator will flash in
the display.
2. Select the required sensitivity using the and buttons. In
setting 0, VOX mode is switched off.
3. Confirm the selection with the PTT button on the left-hand side.
3.7 Keypad lock
In order to prevent settings from being changed unintentionally, you
can switch on the keypad lock. To do this, press and hold the
LOCK
STOP button for one second. The symbol will appear in the
display and the keys will be locked. It will still be possible to use the
PTT button. While the PTT button is being pressed, a call tone can be
transmitted using the button.
To turn the keypad lock off once more, press and hold the LOCK
STOP button again for one second. The symbol will disappear and the
keypad lock will be deactivated.
Each time the radio is switched on afresh, the keypad lock is
automatically switched off again.
3.8 Range of the radios
The radios have a range of up to 3-5 km. This maximum range can be
reduced under certain circumstances. You can achieve maximum
range in open, flat conditions. If there are buildings or trees in the
signal path then the range will be reduced. The range is even further
reduced in hilly terrain.