Vertex Standard VX-424A Series Service Manual page 13

Max Deviation
Set the transceiver to CH 1 (band center, wide devia-
tion) via the "Channel" box on the "Alignment" win-
dow previously.
Inject a 2 kHz tone at 100 mVrms to the MIC jack.
Click the left mouse button on the "Maximum Devia-
tion" button.
Click the left mouse button on the "Start" button.
Move the Slide Bar, as needed as, so that the deviation
meter reading is 4.2 kHz ± 0.1 kHz.
Press the "OK" box to lock in the new data.
Set the transceiver to CH 2 (band center, narrow de-
viation) via the "Channel" box on the "Alignment" win-
dow.
Click the left mouse button on the "Start" button.
Move the Slide Bar, as needed as, so that the deviation
meter reading is 2.1 kHz ± 0.1 kHz.
Press the "OK" box to lock in the new data.
Alignment
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