Ctcss Sub-Channel Scan; Calling Another Party - Radio Shack Genex MK 2000 Owner's Manual

Operation

CTCSS Sub-Channel Scan

This feature will scan all CTCSS sub-channels. It will pause to hear
any active transmissions for 5 seconds, and will resume scanning in
order.
To activate the CTCSS scan mode,
1. Press the MODE button once to select the CTCSS function.
The sub-channel digits will blink in the LCD screen.
2. Press the SCAN button. The radio will start scanning for all
sub-channels (01~38).
3. To disable the Sub-Channel scan, press the SCAN button
again. The radio will return to normal operation, and the last
sub-channel will be memorized.
Key Lock
This feature prevents accidental channel change to the preferred
settings of the unit. The Key Lock function will temporarily disable
the Channel Up/Down, Scan, and Mode button.
To activate Key Lock :
1. Press and hold the SCAN button for 2 seconds. The key Lock
icon ( ) will appear on the LCD screen and the Key Lock
function will be activated.
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Operation
2. To unlock the Key Lock function, press and hold the SCAN button
for 2 seconds. The ( ) icon will disappear and normal operation
will resume.
Press for
2 seconds

Calling Another Party

To alert another party that you wish to communicate with,
1. Select a desired channel by pressing the Up( §) or Down( ')
button.
2. Press the Call(C) button.
3. Wait for the party's response or proceed to talking with the other
party.
Note : Both the calling and receiving units must be on the same
main channel and sub-channel for the call function to work.
When Call(C) button is pressed, Signal Strength indicator
and TX/RX LED indicator will turn on.
Key Lock
icon
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