JVC KD-LH2000 Service Manual page 49

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3 7 63 1515 0
NJU7241F25 (IC651) : Regulator
1.Pin layout
GND 1
VIN 2
VOUT 3
NJU7241F33-X (IC804,IC504) : Voltage regulator
1
TE
L 13942296513
2
3
RPM6938-SV4 (IC805) : Remote sensor
1.Block diagram
I/V
conversion
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5 STB
4 NC
PIN FUNCTION
1. GND
5
2. V
IN
3. V
OUT
4. +NC
5. STB
4
AMP
BPF
PD
fo
trimming
x ao
circuit
y
i
magnetic shield
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8
2.Block diagram
VIN 2
STB 5
Vref
GND 1
Q Q
3 6 7 1 3
Vcc
AGC
Comp
Detector
u163
.
2 9 9 4 2 8
Short protect
1 5 0 5 8 2 9 9 4
Vcc
22k
Rout
m
co
GND
KD-LH2000
9 9
3 VOUT
1 GND
2 8 9 9
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