Voltage Chart - Sangean MMR-77 Service Manual

IC AND TRANSISTOR VOLTAGE CHART
IC1 – CXA1619BS
PIN FM
1 0
2 0
3 2.25
4 1.5
5 0.22
6 1.26
7
1.26
8 1.26
9
1.26
10 1.26
11 1.26
12 0
13 0.35
14
0
15
0.55
IC3 – XC62FD2002
PIN C OFF C ON
1
0
2 0
3
0
＊
R ON = RADIO ON
B ON = BUZZER ON
C OFF = CHARGE OFF
C ON = CHARGE ON
AM PIN FM
0 16 1.38
0 17 0.02
2.73 18 1.41
1.50 19 0
0.22 20 2.95 3.00
1.27 21 0
22
1.27 1.12 1.50
1.27 23 1.37 1.09
24
1.27 1.42 1.01
1.27 25 0
1.27 26 2.69 2.70
0 27 3.00 3.00
0 28 1.55 1.52
29
0 0
30
0.22 0
2.00
0
3.80
25
IC2 – BA10324AF
AM PIN C OFF C ON
0
0
0
0
0
0
0
0
IC4 & IC101 – TC7WH74FK
PIN R ON B ON
1
2 3.50
3
3.50
4
5
6 2.98
7 3.05
8
3.05
1 0 0.03
2 0 0.41
3 0 0.50
4 0 3.80
5 0 0.50
6 0 0.41
7
0 2.65
8 0 0
9
0 0.41
10 0 0.34
11 0 0.50
12 0 0
13 0 0.41
14
0 0
0 0
0
0
0 0
0 3.04
2.98
3.05
3.05