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microphone till LCD displays “LOCKOUT”
3. Rotate power knob to set OFF/BUSY/REPEATER LOCK.
4. REPEATER LOCK: transmitting is inhibited when current channel
receives a matching carrier but dis-matching CTCSS/DCS.
5. BUSY: Carrier lockout, transmitting is inhibited when current chan-
nel receives a matching carrier;
6. OFF: Busy channel lockout is disabled.
Default: OFF
• DTMF Transmitting Time
1. Hold button for 2 seconds to get into general setting menu.
2. Press button repeatedly or press Up/Down key on extended
microphone till LCD displays “DTMF SPEED”
3. Rotate power knob to set 50MS/100MS/200MS/300MS/500MS,
which indicates the time for sending each DTMF signal & the inter-
val between each DTMF being sent.
Default: 100MS
• Squelch Level Setup
Setting the radio to a tight squelch level, you can avoid unwanted
signals or noise, but you may not receive a weak signal. Therefore, it
will be better for you to select the normal squelch level (default value:
4).
1. Hold button for 2 seconds to get into general setting menu.
2. Press button repeatedly or press Up/Down key on extended
microphone till LCD displays “SQUEL LEVEL”
3. Rotate power knob to set squelch level between off-20. off means
open squelch and speaker.
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