Philips 32PFL5007D/30 Service Manual page 69

Circuit Diagrams and PWB Layouts
10-3-4 B04 Demodulator (DTMB DVB-C, PAL)
Demodulator (DTMB DVB-C, PAL)
B04
V3.3
FB1401
1 2
120R/3000mA
C1401
C1402 C1403
NC/22uF 10V 1UF16V 100N16V
V3.3
FB1403
1 2
120R/3000mA
C1408 C1409 C1410 C1411 C1412
NC/22uF 10V 100N16V 100N16V 100N16V 100N16V
TSSYNC
1
TSBSYNC
TSVALID
2
TSBVLD
TSCLK 3
TSBCLK
TS7 4
TSB7
TS6 5
TSB6
VDD33 6
VDD33
VDD33 TS5
7
TSB5
TS4
8
TSB4
TS3
9
TSB3
VDD12
10
VDD12
L1401 TS2 11
TSB2
2.2uH TS1 12
TSB1
TS0 13
TSB0
PWM0
14
PWM0
VDD12
15
VDD12
16
TP4351
CLK_REF_OUT
VDD_DIV
17
VDD_DIV
REFCLK0 18
REFCLKI0
C1427
1UF16V
R1401 1M 1/16W
X1401
30.4MHz
1 3
C1428 C1429
10PF 50V
10PF 50V
TPM9.5A LA 10.
V1.2
FB1402
ASIC_3V3 1
120R/3000mA
C1404 C1405 C1406 C1407
1UF16V 100N16V 1UF16V 100N16V
TEST POINT
VDD33
C1413 C1414 C1415 C1416 C1417 C1418
TESTIO20
100N16V 100N16V 100N16V 100N16V 100N16V 100N16V
TESTIO22
DTMB_RESETN
TESTIO23
54
DBGBUS13
TESTIO24
53
DBGBUS14
52 VDD12
VDD12
51 VDD33
VDD33
50
NC
49 TS0
NC
TSSYNC
48
NC
TESTIO25 TSVALID
47
DBGBUS15
TESTIO26 TSCLK
46
DBGBUS16
VDD33
45
VDD33
U101 44 TESTIO27
DBGBUS17
ATBM8846E 43 SDAS
SDAS
42 SCLS
SCLS
VDD12
41
VDD12
SDAM
40
SDAM
SCLM
39
SCLM
38
I2CINT
37
NC
10K +-1% 1/16W
R1402
56K 1%
56k~59k 5%
EN 69
2 VDD12
C1439 C1440 C1420 C1421 C1422 C1423 C1424 C1425
NC/22uF 10V NC/22uF 10V 100N16V 100N16V 100N16V 100N16V 100N16V 100N16V
TESTIO21 R1410 100K 1/16W 5%
TESTIO23 R1405 100K 1/16W 5%
VDD33 TESTIO24
R1406 100K 1/16W 5%
TESTIO25
R1403 100K 1/16W 5% R1407 100K 1/16W 5%
R1404 100K 1/16W 5% TESTIO26 R1408 100K 1/16W 5%
TESTIO27 R1409 100K 1/16W 5%
V3.3
DEMODULATOR RESET
R1420
10K 1/16W 5%
SDAS
SCLS
DEMOD_RST
R1421
0R05 1/16W
C1430
1UF16V
Serial TS TO 8295
R1426 D_TSDATA0
D_TSSYNC
R1427
D_TSVALID
R1428
D_TSCLK
R1429
R1412
33R 1/16W 5% C1435 C1437 C1438 C1436 2.7K 1/16W 1%
33R 1/16W 5%
33R 1/16W 5%
33R 1/16W 5%
SDAM
SCLM
ASIC_3V3
TUNER INPUT
R1416 R1417
10K +-1% 1/16W
IVINN C1433 100N16V T2D_TIF-
IVINP C1434 100N16V T2D_TIF+
R1418 R1419
4.7K 1% 4.7K 1%
back to
2012-Nov-30
div. table
TUNER AGC
R1425 R1424
PWM0 IF_AGC_D2T
10K 1/16W 5% 200R 1/16W 5%
C1426
C1431 C1432
100N16V 100N16V 100N16V
Close To (U101)
TEST LED
LD1401
TESTIO21 LOCK
1 2
NC/LED
R1423
NC/330R 1/16W 5%
Demodulator I2C I2C for DEMODULATOR
TU_OSDA
TU_OSCL
R1430 TU_OSDA
TU_OSCL
R1431 0R05 1/16W
0R05 1/16W
I2C for
DEMODULATOR
SDAT_DEMOD
SCLT_DEMOD
DIF from Demodulator
V3.3
TUNER I2C
T2D_TIF-
T2D_TIF+
R1413
2.7K 1/16W 1%
DEMOD_RST
SDAT_DEMOD
R1414
SCLT_DEMOD
R1415
D_TSDATA0
0R05 1/16W
0R05 1/16W D_TSSYNC
D_TSVALID
D_TSCLK
TS7
Parallel TS
TS7
TS6
TS6
TS5
TS5
TS4
TS4
IF_AGC_D2T
TS3
TS3
TS2
TS2
TS1
TS1
TS0
TS0
Demodulator
(DTMB DVB-C, PAL)
B04
TU_OSDA 6,18
TU_OSCL 6,18
(RESERVE)
SDAT_DEMOD 6
SCLT_DEMOD 6
T2D_TIF- 6
T2D_TIF+ 6
DEMOD_RST 8
D_TSDATA0 8
D_TSSYNC 8
D_TSVALID 8
D_TSCLK 8
IF_AGC_D2T 6
A 2012-02-17
715G5279
19340_503_120716.eps
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