Philips 32PFL8605H/12 Service Manual page 281

Circuit Diagrams and PWB Layouts
10-41 B08 820400090982 DVBS Supply
DVBS-Supply
DVBS Supply
B08A
1 2 3
+5V-DVBS
A
B
+3V3-DVBS
+5V-DVBS
C
D
E
FT00
+5V-DVBS
F
3T31
IT21
3T07
+3V3
G
10K
3T08
IT22
6T05 3T14
+24V
2K2 IT23
BZX384-C
H
13V
+5V-DVBS
I
1 2 3
Q551.1E LA 10.
4 5 6 7
5T00
IT00
30R
7T00-1
1 6
ST1S10PH
IT01 5T01
2 7
+2V5-DVBS
INH SW
VIN
3u6
5 3
SYNC VFB
GND
A P HS
4 8 9
7T00-2
13
15
ST1S10PH
VIA
10 12
IT20
3T03
14
10K
LD3985M25
7T01
6T01 RES 6T00 RES 6T02 RES IT03
1 5
IN OUT
BAS316 IT19
BAS316 BAS316
3
4
INH BP
5T02
COM
7T02
LD1117DT33
3 2
IN OUT
COM
1
+24V
IT04
3T04 2T13
3R3 47n
5T03 IT05
33u
7T03
TPS54283PWP
PVDD1 Φ PVDD2
IT06 IT25 IT26
2 1 3
BOOT1 BOOT2
3 1 2
SW1 SW2
5 6
EN1 EN2
7 8
FB1 FB2
9 16
ILIM2
10 17
IT07 SEQ
+24V
11 18
BP
19
20
21
22
VIA2
23
24
25
IT27
IT08 26
6 GND GND_HS
2 7T04-1
BC847BS(COL)
1
IT17
3
5
7T04-2
BC847BS(COL)
4 IT14
IT15
2T31 RES
22n
3T20
18K
5%
3T19 IT16
FT05
4 5 6 7
EN 281
8 9 10
IT18 FT06
3T00 RES
1K0 1%
2T10 RES
IT02
4n7
2T36 IT24
SENSE+1V0-DVBS
3T01 3T02
4n7
3T21
1K0 1%
FT07
FT08
IT10
2T20
3T10
3R3
47n
IT09
5T04
IT32
33u
RES RES
IT11
IT12
3T29
3T23 IT29 2T41
IT13
33K 1n0
RES
2T28 FT04
22n
3T12
47K
5%
RES
RES
3T24
15K
3T25
330K
IT30
2T42 3T28
10n 100K
RES
RES
3T26
RES 10K
RES
8 9 10
back to
2010-Oct-01
div. table
11 12
2T00 A4 3T20 I4
2T01 A4 3T21 B8
2T02 A5 3T23 G8
2T03 B5 3T24 H10
2T04 B7 3T25 I10
2T05 B8 3T26 I10
A
2T06 B5 3T28 I10
2T07 C5 3T29 G7
+1V-DVBS
2T08 C7 3T31 G2
2T09 C6 5T00 A4
2T10 B8 5T01 A7
2T11 D5 5T02 C5
2T12 D7 5T03 E4
2T13 E5 5T04 F8
B
2T14 E5 6T00 C4
2T15 E6 6T01 C4
2T16 E6 6T02 C4
2T17 E7 6T03 E4
2T18 E3 6T04 F8
2T19 E3 6T05 H3
+2V5-DVBS
2T20 E7 7T00-1 A6
C
2T21 F4 7T00-2 B6
2T22 F10 7T01 C6
2T23 F9 7T02 D6
7T03 E6
2T24 F9
2T25 F4 7T04-1 G4
2T26 F8 7T04-2 H4
FT00 E3
2T27 G8
2T28 H8 FT04 H9
+3V3-DVBS
D
2T29 H9 FT05 I5
FT06 A9
2T30 H7
2T31 I4 FT07 C9
2T32 I3 FT08 D9
IT00 A5
2T33 I3
2T34 I5 IT01 A7
2T35 G5 IT02 B8
E 2T36 B8 IT03 C5
2T37 F9 IT04 E5
2T38 F10 IT05 E4
2T39 C7 IT06 F4
2T40 H8 IT07 F4
2T41 G9 IT08 G5
+V-LNB
2T42 I10 IT09 F7
2T43 I10 IT10 E7
F
3T00 B8 IT11 F8
3T01 B7 IT12 G8
3T02 B8 IT13 G7
3T03 B4 IT14 H7
3T04 E4 IT15 I4
3T05 E4 IT16 I5
3T06 G4 IT17 G4
3T07 G3 IT18 A7
G
3T08 G3 IT19 C7
3T09 I5 IT20 B5
3T10 E8 IT21 G3
3T11 F8 IT22 H3
+V-LNB 3T12 H8 IT23 H3
3T13 H7 IT24 B9
3T14 H3 IT25 F5
H 3T15 H7 IT26 F7
3T16 H8 IT27 G5
3T17 H3 IT29 G8
SENSE+1V0-DVBS
3T18 I4 IT30 I10
3T19 I5 IT32 F7
V0-CTRL
1X09
REF EMC HOLE
I
DVBS-SUPPLY
11 12
B08A
2 2010-02-04
8204 000 9098
18770_870_100407.eps
100407