aa09nicm.pdf

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L7302
1u
FL7301
VLF0633
1
C7301
0.01
C7304
6V100
2
R7327
8200
D7302
BB135
C7330
39P
C7329
15P
X7302
VSX0953
3
AUDIO SIGNAL PATH
C7302
6V100
C7316
0.1
L7301
3.3u
R7326
39K
R7325
10K
R7324
39K
C7327
0.33
C7303
0.01
E
C7328
0.033
5.0
22
TEST 1
PK7301
QPSK/SIF
GND
TUNER AUDIO(N)
1
2
3
4
5
6
7
0
0
C7315
0.1
21
VDD A2
20
VSS A2
19
ADD R2
18
1 REF
2.3
17
TEST 2
16
XTAL O
2.6
15
XTAL I
3.6
14
V TUNE
4.9
13
ADD R1
5.0
12
P CLK
2.4
23
11
TP1
NICAM 10 5.0
D
TO POWER SUPPLY
/RF SECTION
PK7301
(Page:60/C-10)
SIF 2
2.4
24 V REF1
REG 5V
5.0
C7307
47P
R7302
0
2.4
25 SIF 1
TP2 9
LB7302
VLP0150
IC7302
PST7043
(RESET)
IN
1
5.0
GND
2
OUT
3
5.0
C7312
0.1
C7308
50V2.2
LB7303
VLP0150
5.0
26 C RESET
VDD D2 8
5.0
C7326
0.1
27 VSS D3
VSS D2 7
LB7301
VLP0150
5.0
C
PK7302
TO POWER SUPPLY
/RF SECTION
PK7302
(Page:60/B-10)
OSD IIC CLOCK
OSD IIC DATA
TUNER AUDIO(R)
GND
TUNER AUDIO(L)
1
2
3
4
5
6
28 VDD D3
IC7301
TDA9874H
VDD D1 6
5.0
R7305
100
4.1
C7325
0.1
29 SCL
VSS D1 5
4.1
3.7
0
0
R7306
100
3.7
30 SDA
VSS A1 4
C7324
0.1
0
31 SDO
VDD A1 3
5.0
B
5.0
32 WS
SCK
VDD D4
VDD A3
VSS D4
V REF2
EXT IR
EXT IL
OUT L
MONO IN
OUT R 2
2.5
C7322
0.01
C7323
0.01
34
0.1
R7316
10K
35
5.0
LB7304
VLP0150
36
37
5.0
38
2.5
R7318
220
39
2.5
40
2.5
41
2.5
42
5.0
43
5.0
44
VSS A3
5.0
33
SYS
CLK
1
2.5
P1
P2
R7328
220
R7329
220
TL7303
C7318
6V47
TL7304
C7321
0.1
TL7301
C7313
0.1
C7319
16V10
C7320
16V10
C7317
16V10
A
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
3
4
5
6
7

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