JVC RX-7001PGD Service Manual page 24

RX-7001PGD
NJM2285D (IC202) : Video switch
1.Terminal layout & Block diagram
GND 1 IN 2B
IN 1A
16 15 14
Clamp Type
L
Bias Type
H
1 2 3
IN 1B CTL 1 OUT 1
TC9164AN (IC432): 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
S-4 5
RESISTOR
&
COM-1 6
LATCH
S-5 7
S-6 8
COM-2 9
S-7 10
S-8 11
COM3 12
13
ST
SHIFT RESISTOR
GND 14
PQ3DZ53 (IC661, IC663) : Regulator IC
DC INPUT(Vin)
1-24
CTL 2 IN 2A GND 3
V+
13 12 11 10
H L
Clamp Type
4 5 6 7
GND 2 OUT 2 OUT 3 CLT 3
28 VDD
27 R-S1
26 S-2
25 S-3
SHIFT
24 S-4
RESISTOR
&
23 COM-1
LATCH
22 S-5
21 S-6
20 COM-2
19 S-7
18 S-8
17 COM3
16 DATA
15 CK
1
CUSTOM IC
5
GND
IN 3B
9
H
L
8
IN 3A
3
DC OUTPUT(Vo)
2
ON/OFF CONTROL(Vc)