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JVC RX-7012VSL Service Manual page 21

Audio/video control receiver
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TC9164AN (IC402) : Analog switch
1.Function
Switch to On/Off of S1 to S8 by control of LSI.
2.Terminal Lay out & Block Diagram
TC9164AN
VSS
1
L-S1
2
S-2
3
S-3
4
SHIFT
SHIFT
S-4
5
RESISTOR
RESISTOR
&
&
COM-1 6
LATCH
LATCH
S-5
7
S-6
8
COM-2
9
S-7
10
S-8
11
COM3
12
ST
13
SHIFT RESISTOR
GND
14
NJM2246D (IC501,IC551,IC552) : Video switch
GND
Vout
8
7
6dB
AMP.
1
2
Vin1
CTL1
28
VDD
27
R-S1
26
S-2
25
S-3
S-4
24
23
COM-1
22
S-5
21
S-6
20
COM-2
19
S-7
18
S-8
17
COM3
16 DATA
15 CK
V+
Vin3
6
5
BIAS
3
4
Vin2
CTL2
Control input - output signal
CTL 1
CTL 2
Output
L
L
VIN 1
H
L
VIN 2
L/H
H
VIN 3
RX-7012VSL
1-21

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