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5
CIRCUIT DIAGRAM-ANALOG TUNER
D
T
C
B
C120
C120
C119
C119
100PF
100PF
100PF
100PF
VCC5V
DVD_SW
SDA
ADKEY1
ADKEY2
Low Voltage Det
I2C_INT
I/O_MUTE
SCL
A
5
4
RF1
RF1
TUNER
TUNER
11
TV_CVBS_OUT
VIDEO
10
TV_AUDIO
AUDIO
5V_TV
9
AF_OUT
L40 10UH
L40 10UH
8
5V_TV
RF_AGC
7
VCC
C23
C23
C98
C98
+ EC52
+ EC52
6
100uF/10V
100uF/10V
SIFOUT
0.1uF
0.1uF
1000pf
1000pf
5
TV_SCL
SCL
T
T
4
TV_SDA
SDA
TV_SCL
R128 75R
R128 75R
3
AS
R129 75R
R129 75R
TV_SDA
2
NC
1
R130
R130
IF
OR
OR
T
TUNER_PW
J10
J10
1
J11
J11
2
1
3
S_Y
2
4
10x1
10x1
3
5
S_C
4
9x1
9x1
6
5
7
6
TV_CVBS_OUT
8
TUNER_PW
7
9
TV_SDA
8
10
TV_SCL
9
4
3
5V_TUNER
5V_TUNER
DVCC
1
3
CURRENT=155mA
R131
R131
+
+
C99
C99
Q26
Q26
10K
10K
EC53
EC53
2307
2307
0.1uF
0.1uF
100uF/10V
100uF/10V
R132
R132
4.7K
4.7K
T
3
2
DVCC
TV_AUDIO
VCC5V
IR_IN
I2C_INT
S_Y
S_C
DV33
SDA
SCL
I/O_MUTE
J9 J9
3
ADKEY1
3
2
ADKEY2
2
1
1
2
1
D
DVCC
(1)
TV_AUDIO
(4)
VCC5V
(1,2)
IR_IN
2
I2C_INT
2
S_Y
2
S_C
2
DV33
(1)
SDA
2
C
SCL
2
I/O_MUTE
4
B
TO
TFT
A
1
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