Operating instructions

SRM9030 ~ Mobile Trunk Radio User Guide
TNM-U-E-0004
Page 22 © Simoco Europe 2001
6.5 DTMF O
PERATION
When the DTMF facility is enabled, (refer to Section 7.1.1), the keypad is
automatically switched to DTMF mode whenever a Voice Call occurs. In
this mode you can send DTMF tones for activating functions via a Voice Call
or telephone connection.
Tones are generated using the keys 0…9 # and *.
Note: When DTMF is enabled, the keypad cannot be used to make
Include calls.
6.6 E
XTERNAL ALERT
Provision is made to connect an external alerting device to the rear of the
radio. The external alert is activated in time with the ring tones on an
incoming call.
This function is enabled by software
programming. When enabled, the
External Alert may be switched On or
Off using a Function button. A Chevron
is displayed next to the Button Label
when the function is On.
Depot
FREDRICK
DTMF
Alert