Sharp LC-32GD8EE Service Manual page 120

LC-32/37GD8E/RU
LC-32/37BT8E/RU
LC-32/37GD8, LC-32/37BT8 TUNER Unit Diagram
LC-32P70E/LC-26P70E/LC-37P70E
LC-32GD9E/LC-37GD9E/LC-32GD8E/LC-37GD8E
DUNTKD609WE01
I
TL241
TU201
!*
NQA033WJ
DC-POW AGC ADDR SCL SDA NC 5V IF(A) IFAGC IF(D1) IF(D2)
1 2 3 4 5 6 7 8 9 10 11
C241
C204
33u
H
470u
10V
16V
ASX
R206
ASX C274
0
0.1u
25V
C205
C201 C202 0.01u
C203
33u 22P Z
22P
10V (CH)
ASX (CH)
R204
D201
1SS390 12K
R209
12K
R201
100K R207 R208
FB201
47 47
0210TA
G
R205
47K
C206
100u
16V
ASX
R203
68K
F
R202
680
E
C255
5.16 2.0 0 0 C256
0.1u Z
0.1u
25V 8 7 6 5
25V
VDD O I A
C INH VEE GND
1 2 3 4
2.0 0 0 0
D
IC203
SN2G53CT
(0.02) (0.02) (0)
5.12 5.12 5.18
3 2 1
Q209
RN4904
4 5 6
0 0 0
(3.3) (5.09)
C
R271
1K
IC205
PQ1M185M
B
A
1 2 3
D-TUNER
(8.1) (8.1) (0)
0.03 0.03 8.1
3 2 1
Q211
RN4904
R228 R229
22K 22K
4 5 6
0 5.18 8.1
C219
L204
TL208
0.1u Z
(0) (0) 12uH
D206 25V CNN
1SS390
D204
R291 R219
1SS390
3.3K 2.2K
C220
R231
0.01u Z
R226
33
10K
1/8W
FL202
R224 TQ
5.6K
C0294BM
K9456
C276 C221
0.01u 100u R232
D207 1
C275
16V 330
1SS390
0.1u Z ASX
4 C225
25V
1500P
C215
D203
0.01u Z
Z R292
1SS390
3.3K 5 C224
R233
0.22u
820
2 16V
3
R227
10K
(0) (0) (0) (0) (0) (0)
R223
1.95 1.95 0.23 2.83 5.05 1.71 0
5.6K
24 23 22 21 20 19 18
D205
1SS390
IF-DEMOD
IC201
TDA9886
L212
R246 FL201
0.18uH
680
D9Mj
C0278BM
1 2 3 4 5 6 7
K3953 1.98 1.95 5.04 2.22 2.34 2.22 0
(0) (0) (0) (0) (0) (0)
1 4
C216
C223
R230
0.01u Z
390P
5.6K
(CH)
2 5
C222
3 0.1u Z
C234 C218 TL246
C217
25V
0.1u Z L203 0.01u
10u
25V 10uH
50V
CNN
ASX
(3.3) (0) (5.09) (5.09) (5.09)
(0) (0) (0)
5.16 3.3 3.3 0 3.3 0 0 0
16 15 14 13 12 11 10 9
VDD Y1 XC 1X 0X A B C
Z
IC204
LV4053AT
1Y 0Y 1Z ZC 0Z INH VEE G
1 2 3 4 5 6 7 8
0 3.3 0 0 0 0 0 0
R259
(3.3) (0)
150
C279 C262
10u 0.1u Z R211 C263
16V 25V 0 0.1u Z
KZA073WJ 25V
R275
(5.09) 0 0 (3.36)
2.7
1/2W 4 3
CE VO
R276
2.7
1/2W
GND VDD
(1.77) (5.0)
1 2
0 5.18
0 0 (5.18)
5 4
C244
C246
C243 C245
22u
10u
0.1u Z 0.1u Z
6.3V
16V
25V 25V
ASX
ASX
IC206
MM3033E
1 2 3
0 0 0
R213
(1.23) (3.3)
C207 0
0.01u
4 5 6
(0)
(0)
5.18 5.18 5.18 (0)
(0) 5.12
SLD201 6 5 4
MA898WJFW
3
D D S
D D G
R234
1 2 3 4
270 5.12
5.18 5.18 0
(0)
(0) (0) (5.1)
C226
C281
R244 IC207
220u
330P
220
10V
(CH) SSM6J51TU
ASX
Q204
C229
L205 2SA1530AR
12P
33uH
(CH) BUFFER
CNN
C232
R240 (0)
R235 33P
330 3.03
100 (CH)
2.38
C228
0.47u (0)
C231 0
16V
0.01u Z
X201
SAA029WJ
(0) (0) (0) (0) (0)
2.38 0.09 2.59 1.86 0.3
17 16 15 14 13
R288
0
8 9 10 11 12
1.53 3.53 3.3 2.03
3.3
(0) (0) (0) (0) (0)
R243
100
R239
C227
C233
100
0.01u Z
1000P
R237
R236 R241
C230
330
100 R242 10K
10u
3.9K 2.3
50V
ASX
1.6
4.8
R238
Q203
150
2SC3928AR
+8V
(1.6) (1.6)
0 0
48 47 46
(1.6)
I2C_CLK5
0
49
I2C_DAT5
(1.2)
0
50
(3.3)
0
51
L207
2.2uH (3.35)
CNN
T3V3D 0
52
C249
C250 C267
10u
0.01u Z 0.01u Z
16V
0
ASX 53
0
54
0
55
0
56
L206
C247
1.5uH
10u
(1.74)
16V
CUN
ASX 0
T1V8D
57
C248
C273 C266 TP202
0.01u
220u
Z 0.01u Z (1.7)
6.3V
AAPD 0
58
TIPO
TSDA
R264
0
R245
100 59
10K
R285
10K 0
60
L213
33uH TP203
C271 (1.76)
CKM
0.01u Z T1V8X 0
61
C270 C272
220u
1000P
(0.4)
6.3V
AAPD 0
62
C260
X202 R270
15P
SCA039WJ 510K (0.9)
(CH)
0
TSCL 63
C235
R265
15P
100
(CH) 0
64
R263
4.7K
1 2
0 0
(1.77)
C251
0.01u
Z
C252
10u
16V
ASX
L208
2.2uH
CNN
L210 L209
2.2uH 2.2uH
CNN CNN
C257
R266
0.01u
0
R267 C258
0 0.01u
7 8 9 10
120
VOLTAGE () = DTV-MODE
VOLTAGE ( ) = DTV-MODE
(0) (0)
5.18 5.18
2 1
Q205 LUG201 LUG202 LUG203
HA009WJ HA009WJ HA009WJ
RN4904
5 6
0
0 (5.1)
(0)
R251
3.3K
+5V
R283 R281 R274
0 0 0
TP201
(3.3) (3.35) (3.3) (3.3) (1.74) (0.7) (1.7) (3.35) (1.5) (1.5)
0 0 0 0 0 0 0 0 0 0 0 0 0 0
45 44 43 42 41 40 39 38 37 36 35 34 33
(1.5)
0
32
(1.5)
0
31
0
30
(1.5)
0
29
(0.74)
0
28
(1.5)
0
27
(1.5)
0
26
(1.5)
IC202 0
25
IXB682WJ
0
24
(0.1)
0
23
(3.35)
0
22
(3.3)
0
21
(3.3)
0
20
(3.3)
0
19
(3.3)
0
18
0
17
3 4 5 6 7 8 9 10 11 12 13 14 15 16 R284
10K
0 0 0 0 0 0 0 0 0 0 0 0 0 0
(1.75) (0.83) (3.36) (1.7) (1.7) (3.29) (1.74) (0.8)
R247 R248
0 15K
C237
2.2u
50V
ASX
C253
0.01u Z
C236 C254
0.01u Z 0.01u Z R289
10K C268
C261
0.1u
10u 25V
C242 16V
10u
ASX
16V
ASX R290
180 C269
0.1u
R268
C259 25V
0
2P
(CH)
R269
0
11 12 13
P201
MA012WJ
TO MAIN 2/6
TL209
1 SIF
TL210
CVBS
2
CVBS
TL217
3
GND
TL216
4
+35V
TL218
5 GND
TL211
6 +8V
TL219
7 GND
TL212
+5V
8 +5V
TL213
9 SCL5
TL214
10 SDA5
TL220
11 GND
TL215
AGC
12 AGC
TL221
13 GND
TL247
14 +5V(CONT)
15 GND
P202
MA250WJ
TO MAIN /6
TL206
FECLK
1 FECLK
TL239
R272
2 GND
0 TL222
FED[0]
FED[0] 3 FED0
TL223
2 1
FED[1]
FED[1] 4 FED1
TL224
4 3
FED[2]
5
FED[2] FED2
6 5 TL225
FED[3]
6
FED[3] FED3
8 7 TL240
7
GND
TL226
FED[4]
8
FED4
TL227
FED[5]
9
FED5
TL228
FED[6]
10
FED6
TL229
FED[7]
11
FED7
12
GND
TL230
FEERROR
13
FEERR_UNCOR
TL231
FEVAL_DEN
14
FEVAL_DEN
TL232
FESTR_PSYNC
15
FESTR_PSYNC
16
TP204 FEOFF_X4M
17
GND
TL233
R273
FEGP0_COMP
0
18 FEGP0_COMP
TL234
FED[4] FEGP1_LOCK
19 FEGP1_LOCK
2 1
TL235
FED[5]
20 I2CSEL
4 3
TL236
FED[6]
21 FESDA
6 5
TL237
FED[7]
22 FESCL
8 7
TL238
23
FERESETn
FESTR_PSYNC
R282
0
R255
47
R293
R256 0
47
R294
0
TSDA
TSCL
FERESET
14 15 16