Vertex Standard VX-2500V, Service Manual

Page: 17 / 41

RF Unit
17
Circuit Diagram (1)
RX: 0 V
TX: 5.5 V
HIGH POWER: 3.3 V
LOW POWER: 2.5 V
HIGH POWER: 2.6 V
LOW POWER: 1.0 V
RX: 0 V
TX: 1.6 V
9.0 V
3.8 V
3.8 V
3.8 V
3.8 V
3.8 V
0.7 V
RX: 8.9 V
TX: 8.2 V
RX: 0 V
TX: 8.9 V
RX: 8.8 V
TX: 0 V
RX: 0 V
TX: 8.9 V
RX: 0 V
TX: 5.0 V
RX: 5.0 V
TX: 0 V
2.0 ~ 7.0 V
RX: 0 V
TX: 0.4 V
RX: 0 V
TX: 1.7 V
RX: 0 V
TX: 1.7 V
RX: 1.0 V
TX: 1.7 V
7.5 V
2.4 V
8.1 V
6.9 V
RX: 4.6 V
TX: 4.6 V
RX: 4.6 V
TX: 0 V
RX: 3.8 V
TX: 0 V
RX: 2.3 V
TX: 0 V
RX: 0.4 V
TX: 0 V
RX: 8.7 V
TX: 0 V
0 V
0.7 V
8.4 V
2.5 V
5.0 V
0 V
3.0 V
1.7 V
3.8 V
4.9 V
RX: 0 V
TX: 1.9 V
RX: 0 V
TX: 8.1 V
RX: 0 V
TX: 4.2 V
RX: 0 V
TX: 3.0 V
RX: 0 V
TX: 2.6 V
RX: 4.3 V
TX: 0 V
8.0 V
0.4 V
0.7 V
4.7 V
WIDE: 0.4 V
NARROW: 2.2 V
WIDE: 2.3 V
NARROW: 0 V
WIDE: 1.8 V
NARROW: 1.6 V
WIDE: 1.8 V
NARROW: 1.6 V
WIDE: 0.4 V
NARROW: 2.2 V
1.0 V
4.7 V
4.6 V
4.1 V
1.1 V
5.0 V
WIDE: 0 V
NARROW: 5.0 V
0.8 ~ 2.3 V
4.1 V
HIGH POWER: 0 V
LOW POWER: 0 V
HIGH POWER: 2.6 V
LOW POWER: 1.0 V
1.2 ~ 4.2 V
RX: 7.8 V
TX: 0 V
RX: 0 V
TX: 7.6 V
RX: 0 V
TX: 1.5 V
4.7 V
3.9 V
0.6 V