TTI TCB-1100 - Scanning and Dual Watch; SCAN and DW Features

T-SQ will be inoperative in AM mode.
12. A-SQ (automatic noise squelch)
Automatic squelch the noise when no signal in RX and ‘A-SQ’ will be
displayed.
13. SCAN
Press and release the SCAN button to activate SCAN mode and SCAN will
be displayed. And the radio will start checking the channels and stop and
stay at the channel where strong receive signal exist and start checking
again after 5 seconds. To turn scan off, press and release the SCAN button
again.
If you prefer to stay at the channel where the scan stop, just turn scan off.
If you press PTT on the channel where the scan stop, the scan will start
checking 3 seconds after PTT.
In the scan mode, press and release the upper button and the scan will
check the channels downward or press and release lower button and the
scan will check the channels upward.
14. DW
When you use some channel (main channel) and press and release DW button