Sharp LC-32LD145E B Service Manual page 76

LC-32LD145
LC-39LD145
SAT / LNB
1
I
3V3_SAT_DEMOD
A
S2_SCL
H
S2_SDA
S2_AGC
10V 100n
VDDI_1V25
C1289
10p
G B
C1302
C1323
S2_QP
100n C1301
S2_QN
C1322
100n
10p 10p
C1300
C1321
S2_IN
C1299
100n
S2_IP
100n C1320
10p 10V 100n
VDDA_3V3_SAT_DEMOD
F C1288
C1298
C1287
27p
50V
27p
50V
S308
C
CLKO_TS2022 1 2
E
D
D
S310
1 2
C S309
1V2_MT5820 1 2
C1312
E
10u
6V3
F203
3V3_SAT_DEMOD
60R
C1311
10u
6V3
B
F202
3V3_VCC
60R
C1310
10u
6V3
F
A
1
1 2 3
2 3
R2192
33R
R2193
33R
C1324 C1319
10p 10p
50V 50V
C1290
10V 100n
VDDI_1V25
R2196 S2DEMOD_RESET
2k
16V 10V 100n
C1295
8
VCC0 M_DATA0
12 25
7
6
NC M_DATA1
11 26
5
QP M_DATA2
10 27
QN M_DATA3
9 28
10V
GNDA1 VCC4
8 29
IN M_DATA4
7 30
IP M_DATA5
6 31
VDDA M_DATA6
5 32
XTAL_OUT M_DATA7
4 33
XTAL_IN M_VAL
3 34
GNDA0 VCC5 VDDI_1V25
2 35
FSKTX_OUT M_SYNC
1 36
C1318
R2190 10p
33R S2_TS_CLK
VDDI_1V25
VDDA_3V3_SAT_DEMOD
R2188
33R
3V3_SAT_DEMOD
2 3
4 5 6
4 5
SAT_SCL
SAT_SDA
L30
12V_VCC
10u
R2198
1
R1 S2_TS_DATA_0
2
R2 S2_TS_DATA_1
3
R3 S2_TS_DATA_2
4
R4 S2_TS_DATA_3
33R
C1292
100n
VDDI_1V25
8 1
R1 S2_TS_DATA_4
7 2
R2 S2_TS_DATA_5
6 3
R3 S2_TS_DATA_6
5 4
R4 S2_TS_DATA_7
33R
R2197
R2191
33R S2_TS_ VAL
R2189
33R S2_TS_SYNC
S2_TUN_RESET
C1259
CN31
3p3
50V
PVR_TS_DATA0
1n 1n 1n
C1260
50V 50V 50V
3V3_VCC 1
4 5
7 8 9 10
76
6 7
12V_VCC C1270
100n C1208 220n
C1269
10V
10u
16V
16V
50V
220n
1N5819 C1274
13
LNB_OUT VOUT
D174 D179
14
VUP
1N5819
LNBH29EPTR
nc S295 15
NC4
D178
nc
16
C1272 C1273 C1271 25V LX
10u 10u 10u 2u2
1N5819
25V 25V 25V C1276
D177
1N5819
50V 50V
27p X6 27p
C1237
1 4
C1242 27MHz
2 3
10n 16V
10n
16V
S2_TUN_3V3
R2167
3k3 RES VDDA2
15 7
10n
16V CAP CK_OUT
16 6
C1244
U50
CKDIV_OPT IP
17 5
M88TS2022
RFBYPASS IN
18 4
RESET VDDA1
19 3
L29
LNA_IN QN
20 2
2 S296 1 4n7
50V
C1275 0p5 TEST QP
21 1
C1243
10n
S2_TUN_3V3
50V
R2156
33R S2_SCL
R2155
LNB_OUT 33R S2_SDA
1n
50V 50V
50V
F197
2 S2_TUN_3V3
60R
C1266
10u
6V3
VESTEL
SCH NAME : 30
DRAWN BY : <YOUR NAME HERE>
6 7
13
11 12
8
A
R2170
8
ISEL 22k
R2149
7
U51 SDA 100R
SAT_SDA
R2148
6
SCL 100R SAT_SCL
5
ADDR
DISEQC_OUT
10V 100n
C1234
B
nc
C
SH3
R2166
470R
10n 16V
D
CLKO_TS2022
C1236
C1238
10n 16V
S2_IP
S2_IN
S2_TUN_3V3
C1239
S2_QN
10n 16V
S2_QP
E
16V
S2_TUN_3V3
R2165 R2163
1k 2k S2_AGC
16V 16V
R2150
10k
16V
F
X A3
PROJECT NAME :
10
T. SHT:
30-05-2013_10:13
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