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R
:TO POWER SUPPLY/RF SECTION
S
:TO SYSTEM CONTROL & SERVO SECTION
F
V
:TO LUMINANCE & CHROMINANCE/AUDIO SECTION
A
:TO Hi-Fi AUDIO SECTION
E
L7301
2.2µ
R
SIF
D
S
P.FAIL
L
R
AUDIO 5V
R
GND
S
IIC CLOCK
C
S
IIC DATA
L7302
0
V
TUNER AUDIO (N)
R7319
0
B
A
TUNER AUDIO (L)
R7317
0
A
TUNER AUDIO (R)
A
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE.
1
2
R7307
0
C7301
R7301
0.01
0
L7602
L7303
10µ
0
C7303
C7304
C7305
C7335
6V100
0.1
6V100
0.1
R7315
C7318
R7314
R7310
0
16V10
0
220
C7313
R7312
16V10
220
C7312
R7313
16V10
220
3
C7332
C7330
0.1
8200
3.3
3.3
22
21
20
19
2.0
2.0
SIF2
23
C7333
INPUT
0.1
2.0
2.0
SWITCH
24
VREF1
AGC,
ADC
FM/AM
2.0
2.0
SIF1
DEMODULATION
25
R7304
100
4.9
4.9
26
CRESET
IDENTIFI-
27
VSSA3
CATION
4.9
4.9
28
VDDA3
R7324
100
4.8
4.8
SCL
IIC BUS
29
INTERFACE
R7325
100
4.6
4.6
SDA
30
1.2
1.2
SDO
31
1.2
1.2
WS
IIC BUS
32
INTERFACE
1.2
1.2
SCK
33
34
35
36
37
1.2
1.2
4.8
4.8
4.9
4.9
R7309
LB7302
10K
J0JCC0000124
TL7302
C7314
0.1
TL7301
DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
NOTE:
ORDERING.
WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
4
5
AUDIO SIGNAL PATH
X7301
H0D245500016
C7329
R7322
0
0
2.0
2.0
1.6
1.6
1.6
1.6
0.4
0.4
18
17
16
15
14
13
12
NICAM
DEMODULATION
NICAM
DEMATRIX
DECODER
2 CHANNEL
ANALOG/
DIGITAL
LEVEL
SATELLITE
SELECTOR
ADJUST
DECODER
POST FILTER
3 DACS
2 CHANNEL
OUTPUT
BUFFERS
MONO
ANALOG CROSSBAR
CHANNEL
SWITCH
OUTPUT
BUFFERS
38
39
40
41
42
43
44
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.4
4.9
4.9
2.5
2.5
C7317
16V47
TL7303
6
7
TP1
11
0.4
0.4
NICAM
10
TP2
9
LB7303
J0JCC0000080
0
0
VDEC2
8
C7339
C7306
0.1
0.01
VSSD2
7
LB7301
J0JCC0000124
4.8
4.8
VDDD1
6
C7325
C7323
68P
0.1
VSSD1
5
VSSA1
4
C7324
0.1
4.9
4.9
VDDA1
3
2.5
2.5
OUT R
2
OUT L
2.5
2.5
1
IC7301
TDA9874AH
NV-HV61GN/GH/GHT/PX
DECODER SECTION SCHEMATIC DIAGRAM
8
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