JVC RX-7020RBK, Service Manual

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RX-7022RSL/RX-7020RBK
1-9
TC9162AF (IC423) : Analog switch
1 2 3 4 5 6 7 8 9 10 11 12 13 14
28 27 26 25 24 23 22 21 20 19 18 17 16 15
VSS
GND VDD
2
3
4
5
6
7
8
9
10
11
12
13
27
26
25
24
23
22
21
20
19
18
17
16
15
1
14 28
L-S1
L-S2
L-COM1
L-S3
L-S4
L-COM2
L-S5
L-S6
L-COM3
L-S7
L-COM4
ST
R-S1
R-S2
R-COM1
R-S3
R-S4
R-COM2
R-S5
R-S6
R-COM3
R-S7
R-COM4
DATA
CK
LEVEL SHIFTER
LA
TCH CIRCUIT
SHIFT REGISTER
LEVEL SHIFTER
LA
TCH CIRCUIT
1. Pin layout
2. Block diaglam
1 OUT1
2 -IN1
3 +IN1
4
8
7
6
5 V
EE
V
CC
OUT2
-IN2
+IN2
2
1
-
+ -
+
BA15218 (IC451) : Ope. amp.
1. Pin layout / Block diaglam
BA15218N (IC403) : Dual ope. amp.
1 2 3 4 5 6 7 8
OUT1 +IN1 +IN1 GND +IN2 -IN2 OUT2 Vcc
1
+
-
2
+
-
1. Pin layout / Block diaglam
Description of major ICs