Code Squelch - HYT TM-600 VHF Manual

▇ DTMF Speed
6, 8, 10 or 15 digits per second is programmable by your dealer. The feature is designed
to reduce false decoder operation by providing a fixed time period between digits.
▇ Auto Dial
1. Press the [*] on the Mic keypad.
2. Enter the pre-stored DTMF code location number (1～9).
3. LED displays the location number (1.～9.).
4. Press the [PTT] to transmit the stored number.
▇ Redial
1. Press the [*] on the mic keypad.
2. Then press the [0].
3. LED displays 0.
4. Press the [PTT] to transmit the last dialed number (max. 16 digits).
Note: the redial memory is cleared once the radio is turned off.

Code Squelch

This feature can be enabled/disabled via programming by your dealer. If the feature is
enabled, the preset 2-Tone controls radio mute/unmute. The radio will not unmute until
matched signalling is received.
▇ Receive
1. Radio is unmuted when matched 2-Tone signalling (programmed by your dealer) is
received, the user can hear from the transmitter without any other operation.
2. LED flashes orange.
3. Radio is muted upon press the Monitor key (programmable), or no signal is received
within the preset time period.
4. If the Alert Tone is enabled, radio will emit alert when matched signalling is received. If
the Transpond is enabled, radio will transpond a signal to the calling radio. However, radio
will no transpond if a group call is received.
▇ Transmit
1. Holding down the [PTT].
2. Enter the preset DTMF encode (radio encode or group encode) via keypad.
The further operations are the same as that of normal mobile radios.
Red LED lit up while in transmission.
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