User's Manual

24
CTCSS/CDCSS
You may se t up talkgro ups with u n ique CDCS S /
CTCSS to prevent unwanted conversations at the
same frequency. If CTCSS/CDCSS is set on a certain
channel, you can only receive voice calls from radios
with matching CTCSS/CDCSS. Otherwise you will
receive voice calls from all users operating at the same
frequency.
Advanced Operations
DTMF
Methods to transmit DTMF signaling:
During transmission, the LCD displays “Call in PROG”
with red LED glowing solidly; after transmission, the LED
solidly glows orange. There are three ways available for
transmitting:
1. Enter the Call List from the menu, select the desired
contact entry, and press PTT to transmit;
2. Use one of the programmed keys Call 1 – Call 5 to
transmit;
Note: If the following ranges are exceeded,
your radio perfor mance will n ot b e
guaranteed:
R e c o m me n d e d r a ng e fo r C T C S S:
67Hz~254.1Hz
Re c om m e n d e d r a n g e f o r C D C S S :
023~754
Note: To enable this feature, the TX signaling
must be set to DTMF on the current
channel via programming software by
your dealer.
3. Enter the DTMF code by using 0-9 when the radio
is in standby mode, and then press PTT to transmit.