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P :TO POWER SUPPLY/RF SECTION
AUDIO SIGNAL PATH
S :TO SYSTEM CONTROL & SERVO SECTION
F V :TO LUMINANCE & CHROMINANCE/AUDIO SECTION
X7301
A :TO Hi-Fi AUDIO SECTION H0D245500016
C7332 C7330 C7329 R7322
0.1 8200 0 0
3.3 2.0 1.6 1.6 0.4
22 21 20 19 18 17 16 15 14 13 12
TEST1
VDDA2
VSSA2
VDDR2
1 REF
TEST2
TP3
XTAL I
XTAL O
ADDR1
PCLK
E
2.0 SIF2
23 TP1 11
R7307 C7333 NICAM
0 0.1 2.0 INPUT 0.4
SWITCH DEMODULATION NICAM
24 VREF1 AGC, 10
ADC
L7301 C7301 FM/AM
2.2u 0.01 2.0 DEMODULATION
SIF1
P SIF 25 TP2 9
R7304 LB7303
100 4.9 0 J0JCC0000080
S P.FAIL L 26 CRESET DEMATRIX NICAM VDEC2 8
DECODER
D C7339 C7306
0.1 0.01
27 VSSA3 IDENTIFI- VSSD2 7
CATION
L7602 L7303 2 CHANNEL LB7301
10u 0 ANALOG/ DIGITAL LEVEL J0JCC0000124
4.9 SATELLITE SELECTOR ADJUST 4.8
P AUDIO 5V 28 VDDA3 DECODER VDDD1 6
C7303 C7304 C7305 C7335 C7325 C7323
6V100 0.1 6V100 0.1 R7324 0.1 0.1
P GND 100 4.8 SCL IIC BUS
29 INTERFACE VSSD1 5
R7325
S IIC CLOCK 100 4.6 SDA
S IIC DATA 30 VSSA1 4
C C7307 C7308 POST FILTER
22P 22P 3 DACS C7324
1.2 4.9 0.1
SDO
31 VDDA1 3
L7302 R7315 C7318 R7314 R7310 2 CHANNEL
0 0 16V10 0 220 1.2 OUTPUT 2.5
WS IIC BUS BUFFERS OUT R
V TUNER AUDIO (N) 32 INTERFACE 2
1.2 OUT L 2.5
SCK MONO
33 1
ANALOG CROSSBAR CHANNEL
SWITCH OUTPUT
R7319 C7313 R7312 BUFFERS
0 16V10 220
A TUNER AUDIO (L)
MONO IN
SYS CLK
VDDD3
VSSD3
B
VREF2
VSSA4
OUT M
EXTIR
EXTIL
C7309
22P
P1
P2
R7317 C7312 R7313 34 35 36 37 38 39 40 41 42 43 44
0 16V10 220 1.2 4.8 4.9 2.4 2.4 2.4 2.4 4.9 2.5 IC7301
A TUNER AUDIO (R) TDA9874AH
R7309 LB7302 C7317
10K J0JCC0000124 16V47
TL7302 TL7303
C7314
0.1
TL7301
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. NV-VP32GN/EE
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST. DECODER SECTION SCHEMATIC DIAGRAM
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