27
DTMF Operation
DTMF (Dual Tone Multi Frequencies) are the tone signals sent to make telephone calls,
or control repeaters and network links. Up to 10 registers of 16-digit DTMF tone codes
can be stored as telephone numbers to make calls through the public telephone network
using a phone patch or connect through the WIRES-X analog node station.
Setting the DTMF Memory
1. Press and hold the [
DISP
] key
touch [
SIGNALING
]
[
5 DTMF MEMORY
].
2. Rotate the
DIAL
knob to select the desired channel (1 to 10) to register the DTMF
code, then press the [
DISP
] key.
The DTMF memory channel input screen is displayed.
3. Use the numeric keypad or
DIAL
knob to input the DTMF code maximum of 16 digits.
•
Using the
DIAL
knob:
The DTMF codes from 0 to 9 may be input.
• • •
0
to
9
A
to
D
*
-
#
• • •
4. Press the
PTT
switch to save the setting and return to normal operation.
Transmitting the Registered DTMF Code
1. Press and hold the [
DISP
] key
touch [
SIGNALING
]
[
4 DTMF MODE
].
2. Rotate the
DIAL
knob to select the “
MODE
”.
3. Press the [
DISP
] key, and then turn the
DIAL
knob to select the setting.
AUTO
:
The registered DTMF code is automatically transmitted.
MANUAL
: The DTMF code may be transmitted manually by pressing each numeric
key.
4. Press the
PTT
switch to save the setting and return to normal operation.
When set to “
AUTO
”, the DTMF icon “ ” will be shown on the display.
Transmitting DTMF code automatically using DTMF memory
1. Set “
AUTO
” by referring to “Transmitting the Registered DTMF Code” (above).
2. While pressing and holding the
PTT
switch, touch [
DTMF
].
3. Touch a numeric [
0
] to [
9
].
•
The DTMF code registered in the DTMF memory channel is automatically trans-
mitted.
•
Even after releasing the
PTT
switch, the transmission continues until the DTMF
code is completed. The transceiver is automatically returned to receive mode.
Manually Transmitting the DTMF Code
1. Set “
MANUAL
” by referring to “Transmitting the Registered DTMF Code” (above).
2. While pressing and holding the
PTT
switch, touch [
DTMF
].
•
Touch each corresponding key to send the DTMF code
•
The transmission may continue for one second after releasing the
PTT
switch.