Main Unit Circuit Diagram - Vertex Standard VX-2200 Series Service Manual

Uhf fm transceiver
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RX:1.9V -86.0 dBm
RX:1.1V
TX:0V
-88.5 dBm (C1046 removed)
TX:0V
RX:7.6V
TX:0V
RX:13.6V
TX:13.6V
-120 dBm
RX:0V
TX:1.5V
RX:2.6V
TX:1.8V
RX:0V
TX:8.1V
POWER OFF:0.4V
POWER ON:13.6V
13.6V
5.2V
2.2V
5.0V
AF OFF:5.0V
AF ON:0V
HOOK ON:5.1V
HOOK OFF:0.3V
RX:7.6V
-72.0 dBm
TX:0V
-76.5 dBm (C1146 removed)
RX:1.4V
-100.5 dBm
TX:0V
-106.0 dBm (C1093 removed)
RX:2.5V
TX:5.8V
+12.3dBm
RX:4.0V
45W:4.5V
TX:3.7V
10W:4.1V
RX:0V
TX:5.3V
RX:0V
TX:0.7V
RX:5.3V
TX:3.6V
RX:0.7V
TX:0.6V
RX:5.0V
8.1V
TX:0V
3.9V
8.2V
RX:8.1V
RX:8.1V
TX:0V
RX:3.6V
TX:0.4V
TX:4.4V
RX:0V
TX:8.1V
4.4V
2.2V
RX:2.0V
RX:0V
TX:0.4V
TX:5.0V
5.2V
2.2V
2.2V
RX:5.1V
TX:0V
5.0V
5.0V
RX:5.1V
TX:0V
5.0V
5.1V
67.65MHz
RX:2.0V -108.5dBm
RX:7.5V
TX:0V
-110.0dBm (C1198 removed)
TX:0V
67.65MHz
-73.5 dBm
-42.5 dBm (C1230 removed)
RX:4.5V
TX:0V
RX:1.2V
TX:0V
7.4V
RX:0.7V
TX:0.7V
2.7V
RX:1.1V
TX:1.7V RX:6.7V
TX:7.3V
8.1V
0.7V
0V
RX:7.9V
TX:0V
RX:1.7V
RX:2.4V
TX:1.0V
TX:2.4V
RX:7.4V
TX:6.6V
RX:4.0V
TX:3.9V
5.0V
RX:0V
5.2V
TX:8.1V
2.1V
4.5V
@25°C
2.2V
1.1V
1.1V
5.2V
2.1V
2.2V
MUTE:0V
UNMUTE:5.0V
3.5V
8.1V
MAIN Unit (Lot 1~4)
RX:8.1V
TX:0V
8.1V
RX:2.2V
TX:0V
RX:1.3V
TX:0V
WIDE:5.3V
NARROW:0V
WIDE:0V
NARROW:4.9V
5.2V
1.5V
0.7V
2.2V
RX:1.3V
TX:0.4V
5.2V
RX:1.3V
LOCK:5.1V
TX:0.4V
UNLOCK:0V
5.0V
12.9V
5.2V
13.6V
SHIFT ON:0.1V
5.1V
SHIFT OFF:3.4V
5.0V
RX:5.1V
TX:0V
7.7V
POW OFF:0V
5.6V
POW ON:5.6V
RX:0V
TX:5.0V
Circuit Diagram
1.8V
RX:0.8V
TX:0V
RX:0V
TX:5.0V
5.0V
H-1

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