Dvb-T+C_Tuner - Philips 19HFL3233D/10 Service Manual

Circuit Diagrams and PWB Layouts

DVB-T+C_TUNER

DVB-T+C_TUNER
B11
+5V for Tuner
+5V_TUNER
FB1034 FB1034
120R/600mA 120R/600mA
+5V_VCC 1 2
C1302 C1302 C1303 C1303
100N 50V 100N 50V
10uF 16V 10uF 16V
GND_Tuner GND_Tuner
TUNER
LG Tuner with DVB-C/T:G731D(sawless)
TU102 TU102
TDTK-G731D TDTK-G731D 1
N/C
2
N/C(P3)
3
N/C
RF_AGC_T
4
RF AGC
+5V_VCC
5
+B(5V)
TT_SDA
6
SDA
TT_SCL
7
SCL
15 8
TH4 N/C
IF_AGCT
14 9
TH3 N/C
DIF1_OUT2
13 10
TH2 DIF(+)
DIF1_OUT1
12 11
TH1 DIF(-)
GND_Tuner
BPF
GND_Tuner
C1323 C1323 C1309 C1309
R1341 R1341
56pF 50V 56pF 50V 10N 50V 10N 50V
0R05 1/16W 0R05 1/16W
DIF1_OUT1
C1311 C1311
C1313 C1313 220pF 50V 220pF 50V
10N 50V 10N 50V
DIF1_OUT2
R1317 R1317
C1324 C1324
0R05 1/16W 0R05 1/16W
56pF 50V 56pF 50V
GND_Tuner
TPM8.2E LA 10. EN 59
I2C for Tuner and MT5135
R1336 R1336
100K 1/16W 5% 100K 1/16W 5%
R1337 R1337
10K 1/16W 5% 10K 1/16W 5%
RF_AGC_T RF_AGC_S RF_AGC_H
3 2
Q1008 Q1008
BC857BW BC857BW
C1306 C1306
47N 50V 47N 50V
R1338 R1338
GND_Tuner
NC/0R05 1/16W NC/0R05 1/16W
GND_Tuner
C1307 C1307
5P6 50V 5P6 50V
220pF 50V 220pF 50V
R1342 R1342
C1308 C1308
180R 1/16W 1% 180R 1/16W 1%
L1051 L1051
0.12UH 0.12UH C1312 C1312
R1314 R1314
L1050 L1050 NC/220pF 50V NC/220pF 50V
NC/0R05 1/16W NC/0R05 1/16W
0.22uH 10% 0.22uH 10% L1053 L1053
R1318 R1318
0.12UH 0.12UH
180R 1/16W 1% 180R 1/16W 1%
R1319 R1319 R1320 R1320
C1315 C1315
49.9 OHM 1/16W 1% 49.9 OHM 1/16W 1% 0R05 1/16W 0R05 1/16W
220pF 50V 220pF 50V
C1316 C1316
5P6 50V 5P6 50V R1321 R1321
GND_Tuner 75 OHM +-5% 1/16W 75 OHM +-5% 1/16W
R1322 R1322
49.9 OHM 1/16W 1% 49.9 OHM 1/16W 1%
R1323 R1323
0R05 1/16W 0R05 1/16W
2011-Jun-01
+5V_TUNER
R1330 R1330
R1331 R1331
4K7 1/10W 5% 4K7 1/10W 5%
4K7 1/10W 5% 4K7 1/10W 5%
R1332 R1332
100R 1/16W 5% 100R 1/16W 5%
TT_SCL TUNER_CLK
R1333 R1333
100R 1/16W 5% 100R 1/16W 5%
TT_SDA TUNER_DATA
C1300 C1300 C1301 C1301
39P 50V 39P 50V 39P 50V 39P 50V
GND_Tuner
R1335 R1335
R1334 R1334
NC/10K 1/16W 5% NC/10K 1/16W 5% 10K 1/16W 5% 10K 1/16W 5%
IF_AGCT IF_AGC
C1304 C1304
NC/47nF 16V NC/47nF 16V C1305 C1305
47N16V 47N16V
SMD/0402 SMD/0402
GND_Tuner
C1310 C1310 10N 50V 10N 50V TU_FAT_IN2-
C1314 C1314
10N 50V 10N 50V TU_FAT_IN2+
C1317 C1317 10N 50V 10N 50V MT5135AD-
C1318 C1318 10N 50V 10N 50V MT5135AD+
B11
+5V_TUNER
+5V_TUNER 5
GND 4,5,6,7,8,9,10,11,12,13
Tuner IF output
MT5135AD-
MT5135AD- 13
MT5135AD+
MT5135AD+ 13
TU_FAT_IN2+
TU_FAT_IN2+ 6
TU_FAT_IN2-
TU_FAT_IN2- 6
Tuner Control
TUNER_CLK
TUNER_CLK 13
TUNER_DATA
TUNER_DATA 13
IF_AGC
IF_AGC 6
RF_AGC_H
RF_AGC_H 6,13
RF_AGC_T
RF_AGC_T 13
RF_AGC_Control
RF_AGC_Control 13
R1353 R1353
0R05 1/10W 0R05 1/10W
R1343 R1343
0R05 1/10W 0R05 1/10W
R1347 R1347
R1344 R1344
NC/0R05 1/10W NC/0R05 1/10W
0R05 1/10W 0R05 1/10W
R1352 R1352
R1345 R1345
0R05 1/10W 0R05 1/10W NC/0R05 1/10W NC/0R05 1/10W
R1348 R1348
R1351 R1351
NC/0R05 1/10W NC/0R05 1/10W
0R05 1/10W 0R05 1/10W
R1349 R1349 R1346 R1346
0R05 1/10W 0R05 1/10W NC/0R05 1/10W NC/0R05 1/10W
R1354 R1354
R1350 R1350
NC/0R05 1/10W NC/0R05 1/10W
0R05 1/10W 0R05 1/10W
GND_Tuner GND_Tuner
DVB-T+C_TUNER
715G4796
19120_518_110519.eps
1 2011-05-17
110519