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116
DP-2310/3010
APR 2003
Ver. 1.00
4.2.5.3.
DTMF Signal
This Service Mode is used to check the DTMF (Dual Tone Multi Frequency) signal output.
The DTMF signal can be generated using the following procedure.
The DTMF signal can be generated using the following procedure.
• DTMF Single Tone
Select the “04 MODEM Tests” on the Touch Panel display.
↓
Select the “03 DTM Single Tone” on the Touch Panel display.
↓
Select the desired parameter on the Touch Panel display and press the “START” key.
↓
Press the “STOP” key and touch the “CLOSE”.
↓
Touch the “OK” key 3 times.
↓
Press “FUNCTION” and “C (CLEAR)” keys simultaneously to exit the service mode.
• DTMF Dual Tone
Select the “04 MODEM Tests” on the Touch Panel display.
↓
Select the “04 DTMF Dual Tone” on the Touch Panel display.
↓
Select the desired parameter on the Touch Panel display.
↓
Press the “STOP” key and touch the “CLOSE”.
↓
Touch the “OK” key 3 times.
↓
Press “FUNCTION” and “C (CLEAR)” keys simultaneously to exit the service mode.
DTMF Single Tone Table
DTMF Dual Tone Table
Number
DTMF Signal Tones
Number
DTMF Dual Tones
1
697 Hz
0
941 Hz + 1336 Hz
2
770 Hz
1
697 Hz + 1209 Hz
3
852 Hz
2
697 Hz + 1336 Hz
4
941 Hz
3
697 Hz + 1477 Hz
5
1209 Hz
4
770 Hz + 1209 Hz
6
1336 Hz
5
770 Hz + 1336 Hz
7
1477 Hz
6
770 Hz + 1477 Hz
8
1633 Hz
7
852 Hz + 1209 Hz
8
852 Hz + 1336 Hz
9
852 Hz + 1477 Hz
*
941 Hz + 1209 Hz
#
941 Hz + 1477 Hz
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