Vertex Standard VX-454 User Manual download pdf (Page 14)

SUB-AUDIO SET MODE

(

PROGRAMMING THE CTCSS TONE FREQUENCY / DCS CODE

)

You may change the CTCSS tone frequency or DCS code which is memorized in the operating channel, if you desired.

1. Turn the radio “off” by rotating the top panel’s VOL/

PWR knob fully counterclockwise (into the click-stop).

2. Press and hold in the PTT switch and

[

SIDE 1

]

key;

while holding it in, turn the radio “on” to enter the

“Sub-Audio Set Mode”. The radio sounds “Tone A”.

During the “Sub-Audio Set Mode”, the LED indica-

tor on the top of the radio will glow “Yellow”.

3. Rotate the top panel’s CH selector knob to select the

channel where you want to change the Sub-Audio.

4. Press the PTT switch to decide the channel. The radio

sounds “Tone B”.

If the selected channel is vacant, the radio will sound

Error Beep (Tone C).

5. Rotate the top panel’s CH selector knob to select chan-

nel position equal to LSB (1’s place) of tone Table.

Ch1=1, Ch2=2,

.............

Ch9=9, Ch10=0

When the channel position indicates the preset Sub-

Audio, the radio will sound “Tone G”.

6. Press the PTT switch to decide the LSB, the radio will

sound “Tone D”.

If the “Ch11” - “Ch16” is selected, the Sub-Audio will

be disabled. The radio sounds “Tone F” and the Sub-

Audio Setting of current channel will be finished. In

this case, if you want to change Sub-Audio for an-

other channel, repeat the step 3.

7. Select channel position equal to MSB (100’s and 10’s

places) of tone Table.

Ch1=1, Ch2=2,

.............

Ch9=9, Ch10=10,

Ch11=11,

.............

Ch15=15, Ch16=16

When the channel position indicates the preset Sub-

Audio, the radio will sound “Tone G”.

8. Press the PTT switch to decide the MSB code, the

radio will sound “Tone E”.

The table number “164” to “169” will become No-

Tone Setting. (If No-Tone is needed on the channel

then it is recommended to set LSB as No-Tone.)

9. Press the PTT switch again to finish the Sub-Audio Set-

ting of current channel. The radio will sound “Tone E”

10. The Sub-Audio Setting of current channel will be fin-

ished. If you want to change Sub-Audio for another

channel, repeat steps 3 - 8.

11. To end of the “Sub-Audio Set Mode”, turn the radio

“off” or press and hold the

[

SIDE 1

]

[

SIDE 2

]

key.

12. Turn the radio “on” again, the radio will reset and re-

start. The radio will sound “Tone H”.

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Vertex Standard VX-454 User Manual Page 14

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