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5
D
VT_33V
VT_33V
VT_33V
VT_33V
VT_33V
VT_33V
VT_33V
VT_33V
VT_33V
VT_33V
VT_33V
VT_33V
VT_33V
M_SDA
2,3,5
M_SDA
M_SCL
2,3,5
M_SCL
老图: R97-NC R20-10
新图:R17-NC 、R20-0、R107-NC
R25
R25
6K8
6K8
+5VSAFE
VD4
VD4
C
R29
R29
2.2K
2.2K
3
R33
R33
1
V5
V5
2N3904
2N3904
2
GND
R40
R40
5.6K
5.6K
M_SDA
R42
R42
100R
100R
M_SCL
R45
R45
100R
100R
C39、C40、R40做调整（位置、容值）
C39
C39
C40
C40
B
目前设置：100K
0.01uF
0.01uF
390pF
390pF
150K ： C40 ＝ 150p ， C39 ＝ 0.68n,R40=8.2k
160K ： C40 ＝ 150p ， C39 ＝ 0.01u,R40=9.1k
GND
5
TV_A_IN
TV_SIF
R62
R62
5
TV_SIF
100R
100R
A
5
4
U1
U1
13
GND
TDQ-6FT/W116H
TDQ-6FT/W116H
12
GND
14
GND
GND
C319
C319
C9
C9
C10
C10
C11
C11
0.1uF
0.1uF
100uF/16V
100uF/16V
12pF
12pF
12pF
12pF
R15
R15
100R
100R
R16
R16
100R
100R
GND
R17
R17
NC
NC
R97
R97
C13
C13
0.01uF
0.01uF
2K2
2K2
R20
R20
0R
0R
R19
R19
R107
R107
NC
NC
SAW1
SAW1
D7262
D7262
1
5
IN+
OUT+
+5VSAFE
R10 22K
R10 22K
2
4
IN-
OUT-
180K
180K
N1
N1
C27
C27
R35
R35
1
VIF1
SIF2
680K
680K
0.01uF
0.01uF
2
VIF2
SIF1
3
OP1
OP2
4
FMPLL
AFC
5
DEEM
VP
6
AFD
VPLL
7
DNGD
AGND
8
AUD
CVBS
9
TOP
VAGC
GND
10
SDA
REF
11
SCL
TAGC
12
SIOMAD
NC
TDA9885T/V3
TDA9885T/V3
C41
C41
C42
C42
R90
R90
C44
C44
C45
C45
R49
R49
2.2K
2.2K
0.01uF
0.01uF
0.47uF
0.47uF
6.8K
6.8K
12pF
12pF
12pF
12pF
R52
R52
100K
100K
NC
C48
C48
0.1uF
0.1uF
R56
R56
22K
22K
R320 0R
R320 0R
C51
C51
0.47uF
0.47uF
+12V_A
R334 47R
R334 47R
ADD
L1
L1
470uH
470uH
C56
C56
33nF
33nF
2SC1815
2SC1815
R5
R5
VD3
VD3
1
3
PWM3
4.7K
4.7K
4
3
+5VSAFE
C7
C7
C8
C8
0.1uF
0.1uF
10uF/16V
10uF/16V
+5VSAFE
L3
L3
L4
L4
0R
0R
10uH
10uH
10uH
10uH
C14
C14
0.01uF
0.01uF
NC
R23
R23
R313
R313
6.8K
6.8K
R24
R24
6.8K
6.8K
0R
0R
SAW2
SAW2
GND
K9455
K9455
VD6
VD6
4
2
OUT-
IN-
VD7
VD7
5
1
OUT+
IN+
R36
R36
VD8
VD8
22K
22K
24
23
22
21
20
19
18
17
16
15
14
C33
C33
C34
C34
C35
C35
C36
C36
C37
C37
R48
R48
13
100uF/16V
100uF/16V
0.01uF
0.01uF
20pF
20pF
0.47uF
0.47uF
220nF
220nF
10R
10R
X1
X1
C46
C46
1
1n5
1n5
R50
R50
2N3904
2N3904
330R
330R
R55
R55
4MHz
4MHz
220R
220R
GND
C325
C325
1uF
1uF
ADD
VD1
VD1
L2
L2
GND
1
2
B120
B120
+
+
R3
R3
10uH
10uH
C4
C4
+
+
VD9
VD9
C3
C3
47uF/50V
47uF/50V
10K
10K
B120
B120
10uF/50V
10uF/50V
ADD
GND
3
2
+ +
C19
C19
0.1uF
0.1uF
GND
GND
国内机
R23R24＝NC
D7＝0欧姆电阻
R36＝NC
D6＝NC
Q4＝NC
D8＝NC
V4
V4
2N3904
2N3904
3
2
R30
R30
560K
560K
1
R32
R32
220K
220K
C26
C26
R38
R38
0.1uF
0.1uF
22K
22K
R46
R46
10K
10K
R44
R44
22R
22R
22K
22K
GND
C30
C30
C38
C38
100uF
100uF
0.1uF
0.1uF
3
V6
V6
R311 68R
R311 68R
2
R58
R58
100R
100R
AGC
AFC
AFC2
AFC2
AFC2
3
VT_33V
V44
V44
UPC574
UPC574
C5
C5
0.1uF
0.1uF
VD2
VD2
Title
Title
Title
1n4148
1n4148
<Title>
<Title>
<Title>
Size
Size
Size
Document Number
Document Number
Document Number
B
B
B
<Doc>
<Doc>
<Doc>
GND
Date:
Date:
Date:
2
1
改善澡点等
R25－6.8K
R29-2.2K
R48-10
R55-220
R43-27K
R37-20
20欧姆变为100欧姆
R37
R37
TUNCVBS1
20R/1%
20R/1%
C28
C28
0.1uF
0.1uF
SV4
R312
R312
75R
75R
GND
Rev
Rev
Rev
Tuesday, January 30, 2007
Tuesday, January 30, 2007
Tuesday, January 30, 2007
Sheet
Sheet
Sheet
6
6
6
of
of
of
6
6
6
1
D
C
B
3
A
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