Dtmf Operation; Manual Dtmf Tone Generation; Dtmf Autodialer - Yaesu VX-177 Operating Manual

The VX-177's 16-button keypad allows easy DTMF dialing for Autopatch, repeater con-
trol, or Internet-link access purposes. Besides numerical digits [ 0 ] through [ 9 ] , the keypad
includes the [ ] and [ # ] digits, plus the [ A ] , [ B ] , [ C ] , and [ D ] tones often used for repeater
control.

Manual DTMF Tone Generation

You can generate DTMF tones during transmission manually.
1. Press the [ F ] key, then press the [ 9 ( DTMF )] key to disable the
DTMF Autodialer, if necessary. The "
pear in the display for a moment.
2. Press the PTT switch to begin transmission.
3. While transmitting, press the desired numbers on the keypad.
4. When you have sent all the digits desired, release the PTT switch.

DTMF Autodialer

Nine DTMF Autodial memories are provided, allowing you to store telephone numbers for
autopatch use. You can also store short autopatch or Internet-link access code streams so as
to avoid having to send them manually.
Here is the DTMF Autodial storage procedure:
1. Press the [ F ] key, then press the [ 0 ( SET )] key to enter the Set mode.
2. Rotate the DIAL knob to select Set Mode Item 17:
3. Press the [ F ] key momentarily to enable adjustment of this Set
Mode Item.
4. Rotate the DIAL knob to select the DTMF Memory register ("
d9
~ " ") into which you wish to store this DTMF string.
5. Press the [ F ] key momentarily to begin DTMF Memory entry
into the selected register.
6. Rotate the DIAL knob to select the first digit of the DTMF string.
Selectable entries are 0 - 9, and A - F, with E and F representing
DTMF " " and "#" tones respectively.
7. Press the [ F ] key to accept the first digit and move to the next
digit of the DTMF string.
8. Repeat steps 5 and 6 until you have completed the telephone
number.
9. If you make a mistake, press the [ ( MHz )] key to move back to
the previous digit, then re-select the correct number.
10. If the telephone number made up of numbers only, you may key
in the telephone number directly from the keypad.
11. Press and hold in the [ F ] key for one second to save the setting.
12. If you store other numbers, repeat steps 4- 10 above, using a different DTMF memory
register.
VX-177 O
CODE
M
DTMF O
" indication will ap-
DT WRT
.
d1
"
PERATION
55