2DA/2DB-1
2-3-5
Figure 2-3-4 Main PCB silk-screen diagram
YC6
2
1
2
1
16
15
B49
B50
A49
A50
B1
B2
A1
A2
13
1
7
1
10
11
18
17
2
1
1
2
19
126 2550
20
1
112
5
YC5
YC12
YC2
YC1
YC3
YC13
YC16
YC9
YC7
50
49
100
99
4
2
3
1
2
1
52
51
50
49
100
99
2
1
52
51
72
70
71
69
YS2
YS1
YS15
YC10
YC11
20
19
2
1
2
20
19 1
YS8
13
14
1
2
A19
A20
B19
B20
A1
A2
B1
B2
YS3
