Enabling or disabling Dual Watch mode
1. Press the key to enter the menu.
2. Enter 7 on the numeric keypad to get to Dual Watch.
3. Press key to select.
4. Use the UP and DOWN keys to enable or disable.
5. Press the key to confirm.
6. Press the key to exit the menu.
6.7 Stopwatch timer
In standby mode, press + 44. The screen displays “STOP WATCH”.
Press to enter the function. Press the / keys to enable (ON) the function, then press
key for confirmation.
To return to the standby mode press key.
Using the stopwatch timer:
When this function is ON, press key to start counting; Press key again to re-start counting.
To exit the function, stop the counting first, and then press the key.
6.8 Scrambler
The scrambler is designed to protect communications. This feature prevents parties of other networks from hearing and
understanding your voice communications.
In standby mode, Press + 45. The screen displays “SCRAMBLE”.
Press to enter the function. Press the / keys to select the scramble mode (between MODE1 and MODE3) to
activate the scramble function.
“SCR” icon will appear on the display.
6.9 DTMF
DTMF is an in-band signaling method using dual sinusoidal signals for any given code. Originally developed for telephony
systems, it has proved a very versatile tool in many other areas.
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