Pin Connection Diagram - Yamaha AVR-S80 Service Manual

A B
AVR-S80/NX-SW80
1
I PIN CONNECTION DIAGRAM
• ICs
NJM78L05A-T3 NJM7805FA
NJM78M05FA
NJM78M12FA
2
3: OUT
3: IN
2: GND
1: OUT
1: IN
2: COM
BA15218F TC74HCT08AF
NJM2068MD
µPC4570G2
7
8 4
14
1
1
3
CY62256LL LC78211
14
28
30
1
4
AK4527BVQ CS493292-CLR
33 23
34 22
44
12
1 11
5
XC9572XL-10TQ100C M30624F9AF
75 51
50
76
81
100
100
26
6
1 25
7
54
C D
µPC29M33T-E1
NJM79M05FA PQ025EZ5MZP
NJM79M12FA
3: IN
3: COM 2: COM
1: OUT
2: IN 1: OUT
NJM2595D YAC520-EE2 LC72722
8 10
20
16
24
1
1
MSM514260C-60JS
15
40
1
1
LC75712E
28 18
48
17
29
49
39 7
64
1
6 1
40 44
YSS938
120
121
80 51
50
31
1 30
160
1
E F
• Diodes
1N4002S
Anode
Cathode
1
5
12
• Transistors
1
2SA1674 2SA1037K
2SC3330 2SC2412K
2SD1938F
DTA114EKA
DTC144EKA
20
E
C B
33
32
17
16
81
80
41
40
G H
1SS355 S1NB20
1SS380
MA8051-M
Anode
+
MA8056-M
MA8062-H
–
MA8062-M
Cathode ~
MA8075-M
MA8110-L
RB501V-40
~
2SC4488
C
E
B
C
B E
I J