Tx Power - Vertex Standard VX-350 Series Service Manual

5. TX P
OWER
Open the "Basic2" window, this parameter is to align the Transmit Output (Hi/Low) Power.
The factory default is "5 Watts" for High power and "1 Watt" for Low Power.
The procedure for the alignments of the TX Power is followings.
1. Set the transceiver to Low Band Edge frequency.
2. Press the "START" button of "High Power" to start the
alignment then the radio will transmit on the Low Band Edge
frequency. The TX Power Alignment window will open.
3. Adjust the power meter reading is 4.5 W ±0.1 W by left/
right arrow key, drag the slide bar by mouse, or direct num-
ber input. Confirm that the current consumption is 2.3 A or
lower.
4. Set the transceiver to Band Center frequency.
5. Press the "START" button of "High Power" to start the
alignment then the radio will transmit on the Band Center
frequency. The TX Power Alignment window will open.
6. Adjust the power meter reading is 5.0 W ±0.1 W by left/
right arrow key, drag the slide bar by mouse, or direct num-
ber input. Confirm that the current consumption is 2.3 A or
lower.
7. Set the transceiver to High Band Edge frequency.
8. Press the "START" button of "High Power" to start the
alignment then the radio will transmit on the High Band
Edge frequency. The TX Power Alignment window will
open.
9. Adjust the power meter reading is 4.5 W ±0.1 W (Ver. D,
VTX and Ver. A) or 4.3 W ±0.1 W (Ver. D, EXP) by left/
right arrow key, drag the slide bar by mouse, or direct num-
ber input. Confirm that the current consumption is 2.3 A or
lower.
10. Press the "OK" button to save the re-aligned value, the align-
ment of the TX POWER is accomplished.
11. Set the transceiver to Low Band Edge, Band Center, or High
Band Edge frequency.
12. Press the "START" button of "Low Power" to start the align-
ment then the radio will transmit on the Low Band Edge,
Band Center, or High Band Edge frequency. The TX Power
Alignment window will open.
13. Adjust the power meter reading is 1.0 W ±0.2 W by left/
right arrow key, drag the slide bar by mouse, or direct num-
ber input. Confirm that the current consumption is 1.2 A or
lower.
14. Press the "OK" button to save the re-aligned value, the align-
ment of the TX POWER is accomplished.
Alignment
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