Vertex Standard VX-424A Series Service Manual page 18

Alignment
Sequential Tone Deviation
Set the transceiver to CH 1 (band center, wide devia-
tion) via the "Channel" box on the "Alignment" win-
dow previously.
Click the left mouse button on the "Sequential Tone
Deviation" button.
Click the left mouse button on the "Start" button.
Move the Slide Bar, as needed as, so that the deviation
meter reading is 3.0 kHz ± 0.1 kHz.
Press the "OK" box to lock in the new data.
18
STD Deviation
Set the transceiver to CH 1 (band center, wide devia-
tion) via the "Channel" box on the "Alignment" win-
dow previously.
Inject a 1 kHz tone at 10 mVrms to the MIC jack.
Click the left mouse button on the "STD Deviation"
button.
Click the left mouse button on the "Start" button.
Move the Slide Bar, as needed as, so that the deviation
meter reading is 3.0 kHz ± 0.1 kHz.
Press the "OK" box to lock in the new data.