HYT TC700 User Manual page 23

● LED glows green in decode mode, and flashes orange for a preset period of time
after successful decoding.
Signaling Control
CTCSS/DCS AND 2-Tone/5-Tone: If both signalings are employed, the squelch feature
is only opened when both match.
CTCSS/DCS OR 2-Tone/5-Tone: If both signalings are employed, the squelch feature
is opened when either matches.
PTT ID
Beginning / End of Transmission Identification signal (PTT ID) is used to
connect/disconnect the radio with repeaters and telephone systems.
Press PTT to transmit a Beginning of Transmission signal.
Release PTT to transmit an End of Transmission signal.
When both are set, briefly press PTT to transmit the ID signal.
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