VX-4000 UHF Service Manual
6A-1
MAIN Unit (Lot. 1~)
Circuit Diagram
13.8V
(13.8V)
1.5V
(0V)
13.77V
(13.8V)
8.87V
(0.0V)
0.14V
(0.0V)
(2.03V)
(0.97V)
(5.67V)
(0.66V)
(0.65V)
(5.3V)
(4.48V)
(5.16V)
Wide:(0.03V)
Narrow:(4.78V)
Wide:(4.82V)
Narrow:(0V)
8.05V
(8.09V)
0.4V
(0.53V)
6.95V
(6.97V)
2.5V
(2.52V)
3.23V
(3.28V)
1.92V
(1.5V)
7.43V (7.62V)
8.13V
(8.17V)
0.16V
(0.0V)
1.12V
(0.6V)
2.88V
(8.43V)
2.34V
(1.74V)
3.3V
(2.05V)
2.87V
(1.56V)
13.12V
(13.13V)
9.04V
(9.04V)
1.98V (1.98V)
Wide:0.0V
2.85V
(1.55V)
2.71V
(2.74V)
4.82V
(5.13V)
0.07V
(4.65V)
7.42V
(0.45V)
0.00V
(4.84V)
0.0V
(8.44V)
(2.05V)
(1.74V)
(2.23V)
(4.5V)
(1.62V)
(1.36V)
(2.73V)
(2.92V)
(4.8V)
(4.9V)
(0V)
(4.84V)
(4.87V)
XX: TX 465.00 MHz, MIC Input Level 1 kHz 3.0mV (STD Dev), High Power
(XX):RX 465.10 MHz, RF Input Level 40dbµ emf (MOD=1.0 kHz, Dev=3.0 kHz), EXT SP OUT 10% Distn 14.0W
6.81V
(0.0V)
1.35V
(0.0V)
2.19V
(0.0V)
2.62V
(0.0V)
0.0V
(5.67V)
(1.02V)
0.0V
(8.74V)
0.0V
(0.71V)
0.0V
(0.55V)
(3.88V)
4.72V
(4.72V)
0.69V
(0.69V)
2.12V
(0V)
7.41V
(0V)
4.5V
(4.65V)
4.0V
(4.0V)
0.0V
(3.61V)
Wide:0.4V
Narrow:(0.53V)
0.0V (8.33V)
0.0V
(1.17V)
0.0V
(1.94V)
4.86V
(0.0V)
0.0V
(4.86V)
0.07V (8.87V)
0.0V
(8.9V)
8.95V
(0.07V)
1.67V
(1.67V)
8.27V (8.88V)
8.88V
(0.0V)
8.84V
(8.85V)
8.97V (8.97V)
13.76V
(13.47V)
0.06V (0.06V)
1.45V
(0.0V)
10.0V
(13.51V)
13.07V
(13.51V)
9.1V
(0.0V)