JVC KD-LHX552 Service Manual page 48

Q Q
3 7 6 3 1 5 1 5 0
Voice control section (For KD-LHX557)
IC401
MR27T1602F245TN
A16 A17
A15
A14
A13 A0
A12 D7
A11
A10 D6
A9
A20 D5
D4
D3
A19 D2
A18
T E
L 1 3 9 4 2 2 9 6 5 1 3
A8 D1
A7
A6 D0
A5 OCE
A4
R4003
A3
A2 0 A1
w w w
.
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R4067
0
R4013 1k
R4014 1k
R4015 56k D4001
1SS355-X
C4007 IC402
0.047
MSM6650G3-BK
C4004 X4001
39p
QAX0763-001Z
C4005
39p
R4016
R4017 1k
R4018
R4019
R4020
R4023
1k
x a o u 1 6 3
y
i
2-8
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8 9
C4201
R4201
47K 0.1
C4202
0.0039
A10
A9
A8
A7
A6
A5
A4 C4251
R4251
A3
47K 0.1
A2
C4252
A1
0.0039
A0
R4043 1k D7
R4042 1k D6
R4041 1k D5
R4040 1k D4
R4039 1k D3
R4038 1k D2
R4037 1k D1
Q Q
3 7 6 3 1 5 1
R4151 C4151
47k 0.1
C4152
0.0039
C4101
R4101
47k 0.1
C4102
0.0039
Q4003
2SD1781K/QR/-X
R4070
2.2k
c o
.
2 4 2
9 8
Q4201
2SD1383K/B/-X
Q4251
2SD1383K/B/-X
5 0 8 9 2 4 9 8 2
Q4151
2SD1383K/B/-X
C4008
47/16
Q4101
2SD1383K/B/-X
V-FR
V-RR
V-RL
V-FL
9V
3.3V
V-ATT1
V-MUTE
V-NAR
V-BUSY
V-ST
V-RESET
V-SD
V-SCK
V-ATT2
GND
m
9 9
9 9
SHEET 7