NAD L 70 Service Manual page 19

TC9164AF (FUNCTION IC11)
BLOCK DIAGRAM
2
L-S
1
3
L-S
2
L-S 4
3
L-S 5
4
6
L-COM
1
L-S 7
5
8
L-S
6
9
L-COM
2
L-S 10
7
11
L-S
8
L-COM 12
4
13
ST
TC9162AF (FUNCTION IC12)
BLOCK DIAGRAM
Vss GND
1
14
SHIFT REGISTER
2-20
VDD
28
27 R-S
1
26 R-S
2
R-S
25
3
24 R-S
4
23
R-COM
1
R-S
22
5
21
R-S
6
20
R-COM
2
19
R-S
7
18
R-S
8
17 R-COM
4
16
DATA
CK
15