18
Operation
Key Lock
Press and hold
key for 3 seconds, LCD displays
icon.
All keys are locked except PTT , torch and key.
To unlock, press and hold
key for 3 seconds again.
Torch
Press
key to turn on the LED torch. Press the
key
again to turn the torch off.
Scanning Channels
Press the SC/MON key once, LCD will display SC/MON and
radio will start scanning.
LCD display shows the scanning channel one by one.
It will stop at channels with a signal for a while.
Note: Please be aware that the scanning will stop at the
channels with the same CTCSS / DCS as your radio setting
only.
Press
▲
or
▼
key to continue scanning.
Or if you want to use this channel, press PTT to confirm and
your radio will stay on this channel.
If there is no signal, it will continue to scan. Press SCAN key or
PTT to exit Scan funtion and return to preset Channel.
Monitor (Zero squelch)
Press and hold SC/MON key to temporarily open the squelch in
order to listen to signals that are too weak to keep the squelch
permanently opened. Release the SC/MON key to stop.
Summary of Contents for UHF2190K
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