NAD L 70, Service Manual

Page: 19 / 60

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