Cntl Unit Circuit Diagram - Yaesu FT-1802M Technical Supplement

5.0 V
RX: 4.8 V
TX: 0.6 V
RX: 4.8 V
TX: 0.6 V
4.8 V
J2003
Pin RX TX
1 4.6 V 4.6 V
2 0 V 0 V
3 0 V 0 V
4 0 V 0 V
5 0 V 0 V
6 0 V 0 V
7 0 V 0 V
8 1.9 V 1.8 V
9 3.0 V 3.0 V
10 5.0 V 0.6 V
11 1.1 V 0 V
12 3.2 V 0 V
13 4.9 V 4.9 V
14 0 V 0 V
15 8.0 V 8.0 V
16 0.6 V 0 V
17 0 V 0 V
18 0 V 0 V
19 --- ---
20 5.0 V 5.0 V
21 --- ---
22 --- ---
23 --- ---
24 13.8 V 12.3 V
25 --- ---
26 --- ---
27 0 V 0 V
28 0 V 0 V
29 0 V 0 V
30 13.8 V 12.4 V
31 3.1 V 3.1 V
32 0 V 0 V
0 V 5.0 V
0 V
2.3 V
2.6 V
0 V
2.6 V
0 V
5.0 V
5.0 V
5.0 V
1.8 V
0 V
5.0 V
0 V
0 V
4.9 V
5.6 V
2.5 V
5.0 V
1.2 V
0.6 V
8.0 V
3.4 V
3.9 V
5.0 V
3.6 V
5.0 V
4.0 V
3.6 V
RX: 13.1 V
TX: 11.9 V
RX: 13.8 V
TX: 12.6 V
RX: 4.9 V
TX: 4.5 V
CNTL Unit
Circuit Diagram
0 V
0 V
4.6 V
0 V
5.0 V
0 V
0 V