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L7302
1u AUDIO SIGNAL PATH
F C7302 X7302
6V100 VSX0953


C7316 R7327 R7325
0.1 8200 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

C7315 NICAM
0.1 2.0 INPUT 0.4
SWITCH DEMODULATION NICAM
24 VREF1 AGC, 10
ADC
C7307 R7302 C7311 FM/AM
PK7301 0.01 0 0 2.0 DEMODULATION
1.6 SIF1
QPSK/SIF 1 25 TP2 9
TO POWER SUPPLY/RF




GND 2
0
TUNER AUDIO (N) 3
SECTION PK7301




4 IC7302 4.9 0
NICAM
D 5
6
PST7043 26 CRESET DEMATRIX DECODER VDEC2 8
4.9
(C-10)




TUNER 5V 7
(RESET)
27 VSSA3 IDENTIFI- VSSD2 7
L7301 CATION
0 IN GND OUT
1 2 3 2 CHANNEL
ANALOG/ DIGITAL LEVEL LB7301
4.9 4.9 4.9 4.8 0
SATELLITE SELECTOR ADJUST
28 VDDA3 DECODER VDDD1 6

C7308 C7312 C7325
50V2.2 0.1 R7305 0.1
100 4.8
SCL IIC BUS
29 INTERFACE VSSD1 5

PK7302 R7306
4.8
TO POWER SUPPLY/RF




SYS IIC CLOCK 1 100 4.6
4.6 SDA
C SYS IIC DATA 2 30 VSSA1 4
SECTION PK7302




3
0 C7305 C7306 POST FILTER
TUNER AUDIO (R) 4 3 DACS C7324
33P 33P
GND 5 1.2 4.9 0.1
0 SDO
TUNER AUDIO (L) 6 31 VDDA1 3
(B-10)




FL7301 2 CHANNEL
VLF0633 1.2 OUTPUT 2.5
WS IIC BUS BUFFERS OUT R
32 INTERFACE 2

1 3
1.2 OUT L 2.5
C7304 C7301 SCK MONO
6V100 0.01 2 33 1
ANALOG CROSSBAR CHANNEL
SWITCH OUTPUT
BUFFERS

B




MONO IN
SYS CLK



VDDD3



VSSD3




VREF2




VSSA4
OUT M
EXTIR



EXTIL
C7341
4700P




P1




P2
34 35 36 37 38 39 40 41 42 43 44
1.2 4.8 4.9 2.4 2.4 2.4 2.4 4.9 2.5
IC7301
TDA9874AH
C7342 R7316 LB7303 C7318
4700P 10K 0 6V47
TL7303 TL7304
R7324 R7328 R7329
220 220 220
C7313
0.1
TL7301
C7317 C7319 C7320
16V10 16V10 16V10

A


NOTE: DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE. ORDERING. WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.

1 2 3 4 5 6 7 8