JVC XV-M52SL Service Manual page 49

GP1U271X (IC801) : Receiver for remote controller
1.Block diagram
+
–
Amp.
TC7WH74FU-X (IC321) : Clock buffer
1.Terminal layout
(TOP VIEW)
CK 1
D 2
Q 3
GND 4
2.Block diagram
PR (7)
S
CK (1)
C
D (2)
D
CLR (6)
R
NJM78M05FA ( IC953 ) :
1.Terminal layout
2.Block diagram
1 2 3
1.INPUT
2.GND
3.OUTPUT
Limiter
B.P.F
8 Vcc
7 PR
6 CLR
5 Q
(5) Q
(3) Q
Regulator
Integrator Comparator
Demodulator
GND VCC
TC7W125FU-X (IC412) : Buffer
1. Terminal layout
2. Block diagram
G1
1
A1
2
Y2
3
GND
4
XV-M52SL/XV-M50BK
Vout
Vcc
8
C2
7
Y1
6
A2
5
INPUT
OUTPUT
GND
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