1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
I
H
G
F
E
D
C
B
A
LC-32/37GA8E TUNER Unit Diagram
SIF
+35V
I2C_DAT3
I2C_DAT3
AGC
CVBS
+8V
I2C_CLK3
I2C_CLK3
+5V
R206
0
R218
1.2K
C0294BM
K9456
1
2
3
4
5
C226
220u
10V
SKA
R203
68K
R224
5.6K
C211
0.01u
Z
C205
0.01u
Z
Q202
2SC2735
IF AMP
C208
0.01u
Z
R226
10K
C225
1500P
R205
47K
R240
330
C0278BM
K3953
1
2
3
4
5
C233
1000P
C220
0.01u
Z
C204
470u
16V
SKA
C214
0.01u
Z
TU201
QA021WJ
1
AGC
2
NC
3
ADDR
4
SCL
5
SDA
6
NC
7
5V
8
NC
9
+33V
10
NC
11
IF
R217
1.2K
R230
5.6K
C207
10u
50V
SKA
R201
100K
C215
0.01u
Z
C202
22P
(CH)
R237
330
C206
100u
16V
SKA
X201
SAA029WJ
DUNTKD608WE02
R241
10K
R215
1.2K
R244
220
C227
0.01u
Z
TDA9886
IF-DEMOD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
D201
1SS390
R220
3.9K
R233
820
R219
2.2K
100u
16V
C221
SKA
D203
1SS390
R216
1.2K
R202
680
R212
100
C230
10u
50V
SKA
Q201
2SC2735
IF AMP
C209
0.01u
Z
D206
1SS390
C201
33u
10V
SKA
C224
0.22u
16V
R223
5.6K
R209
12K
C219
0.1u
25V
Z
C212
0.01u
Z
C213
0.01u
Z
R234
270
R210
68
FB202
0065CE
C218
0.01u
Q204
2SA1530AR
BUFFER
R242
3.9K
R227
10K
R213
100
R211
68
R238
150
R204
12K
R235
100
C231
0.01u
Z
R214
82
Q203
2SC3928AR
D202
EX0677GE
33V
D204
1SS390
C223
390P
(CH)
D205
1SS390
C216
0.01u
Z
C217
10u
50V
SKA
R243
100
R231
33
1/8W
C203
22P
(CH)
R232
330
C229
12P
(CH)
C222
0.1u
25V
Z
R221
3.9K
FB201
0210TA
C210
0.01u
Z
C228
0.47u
16V
C232
33P
(CH)
TL201
TL202
TL203
TL204
TL206
TL207
TL208
TL205
TL216
TL217
TL211
TL218
TL212
TL219
TL214
TL213
TL215
TL220
TL210
TL221
TL209
R236
100
R239
100
R229
22K
R228
22K
R207
47
R208
47
P201
MA012WJ
TO MAIN 2
1
SIF
2
CVBS
3
GND
4
+35V
5
GND
6
+8V
7
GND
8
+5V
9
SCL3
10
SDA3
11
GND
12
AGC
13
GND
14
Reserve
15
Reserve
L201
1.2uH
CNN
L202
1.2uH
CNN
L203
10uH
MK
L204
12uH
MK
L205
33uH
CNN
C234
0.1u
25V
Z
R245
560
TW
1/4W
R246
330
LUG201
LUG202
LUG203
C235
0.01u
SLD201
MA898WJFW
C236
8P
(CH)
D
R247
1
R248
1
Ver.N3 (2006.04.12)
!*
FL202
FL201
IC201
1.3
8.2
2.0
2.0
2.0
5.2
2.4
2.6
2.4
0
2.4
3.6
3.2
3.2
2.1
0
4.2
2.6
0
3.1
0
1.7
5.2
2.6
5.2
2.0
2.0
4.2
4.0
3.7
3.0
1.3
8.2
2.0
3.7
5.2
3.7
0
3.1
1.6
5.0
2.2
32.4
3.7
3.0
3.7
5.2
LC-32P55E/LC-26P55E/LC-37P55E
LC-32GA9E/LC-37GA9E
LC-32GA8E/LC-37GA8E
TUNER
CONFIDENTIAL
88
LC-32GA8/LC-32BV8
LC-37GA8/LC-37BV8