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16.7. DECORDER SECTION IN MAIN SCHEMATIC DIAGRAM (NV-VP32GN)
P :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
2.2u
P
SIF
S
P.FAIL
L
D
L7602
10u
P
AUDIO 5V
P
GND
S
IIC CLOCK
S
IIC DATA
C
L7302
0
V
TUNER AUDIO (N)
R7319
0
A
TUNER AUDIO (L)
B
C7309
22P
R7317
0
A
TUNER AUDIO (R)
A
NOTE:CIRCUIT VOLTAGE AND WAVEFORM DESCRIBED HEREIN SHALL BE REGARDED AS REFERENCE INFORMATION WHEN PROBING DEFECT POINT,BECAUSE IT MAY DIFFER
FROM AN ACTUAL MEASURING VALUE DUE TO DIFFERENCE OF MEASURING INSTRUMENT AND ITS MEASURING CONDITION AND PRODUCT ITSELF.
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE.
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
1
2
2.0
2.0
R7307
C7333
0
0.1
2.0
2.0
C7301
0.01
2.0
2.0
R7304
100
4.9
4.9
L7303
0
4.9
4.9
C7303
C7304
C7305
C7335
R7324
6V100
0.1
6V100
0.1
100
4.8
4.8
R7325
100
4.6
4.6
C7307
C7308
22P
22P
1.2
1.2
R7315
C7318
R7314
R7310
0
16V10
0
220
1.2
1.2
1.2
1.2
C7313
R7312
16V10
220
C7312
R7313
16V10
220
3
4
C7332
C7330
0.1
8200
3.3
3.3
2.0
2.0
22
21
20
19
18
17
SIF2
23
INPUT
SWITCH
24
VREF1
AGC,
ADC
FM/AM
DEMODULATION
SIF1
25
26
CRESET
DEMATRIX
IDENTIFI-
27
VSSA3
CATION
2 CHANNEL
ANALOG/
SATELLITE
28
VDDA3
DECODER
SCL
IIC BUS
29
INTERFACE
SDA
30
POST FILTER
3 DACS
SDO
31
WS
IIC BUS
32
INTERFACE
SCK
33
ANALOG CROSSBAR
SWITCH
34
35
36
37
38
39
1.2
1.2
4.8
4.8
4.9
4.9
2.4
2.4
2.4
2.4
2.4
2.4
R7309
LB7302
10K
J0JCC0000124
TL7302
C7314
0.1
TL7301
5
6
73
AUDIO SIGNAL PATH
X7301
H0D245500016
C7329
R7322
0
0
1.6
1.6
1.6
1.6
0.4
0.4
16
15
14
13
12
TP1
11
NICAM
0.4
0.4
DEMODULATION
NICAM
10
TP2
9
0
0
NICAM
VDEC2
8
DECODER
C7339
0.1
VSSD2
7
DIGITAL
LEVEL
4.8
4.8
SELECTOR
ADJUST
VDDD1
6
C7325
0.1
VSSD1
5
VSSA1
4
C7324
4.9
4.9
0.1
VDDA1
3
2 CHANNEL
OUTPUT
2.5
2.5
OUT R
BUFFERS
2
OUT L
2.5
2.5
MONO
1
CHANNEL
OUTPUT
BUFFERS
40
41
42
43
44
2.4
2.4
4.9
4.9
2.5
2.5
IC7301
TDA9874AH
C7317
16V47
TL7303
NV-VP32GN/EE
DECODER SECTION SCHEMATIC DIAGRAM
7
NV-VP32GN / NV-VP32EE
LB7303
J0JCC0000080
C7306
0.01
LB7301
J0JCC0000124
C7323
0.1
8
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