Circuit Diagrams And Pwb Layouts; (A1); Display Supply (32" & 37"): Part 1 - Philips Q528.1E Service Manual

Circuit Diagrams and PWB Layouts

7. Circuit Diagrams and PWB Layouts
Display Supply (32" & 37"): Part 1
1 2 3
DISPLAY SUPPLY: PART1
A1
A
B
MAINS INPUT
95-264Vac
C
I410
1400
9015
T5AH 250V
F410
1308 5405
2
1
F415 F416 F417
9046
I429
F418 F419
1403
D
500V
1404
V_NOM
1402
500V
1405
V_NOM
I419
HOT GROUND
E
COLD GROUND
GND_COLD
GND_COLD
1006
GND_COLD
1
GND screw
F
GND_COLD
1317 1320 1319
1
1
2
2
3 F401
3
G 4
4
5
5
6
6
7 F402
7
8
8
9
9
10
10
11
11
12
12
13
14
F427
H
I457
9070
9071
3430
+12Vd
10K
3459
10K
I
GND_COLD
GND_COLD
GND_COLD
3101 313 6154.4
1 2 3
Q528.1E LA
4 5 6
1011
HEATSINK
MAINS FILTER
5403
1 4
2 3
I440
I442 3450
1R0
I443 I411
5401 5402 I412
2 3 2 3 9005 I445
1 4 1 4
I416
DMF3547HB60 DMF3547HB60
2404
2406
9001
47p
47p
9042 I446
3451
I414
9003
1R0
3405
I431
220R
I455
3404 I432
220R
I430
+5V2
GND_COLD
+24V
I436
GND_COLD
F404
1
BC847BW
2
3
4
5
GND_COLD
6
F406
7
DIM-CONTROL
8
POWER-GOOD
9
ON-OFF
10
11
BOOST
12
STANDBY
13
14 GND_COLD
+12Vd
I459
F429
ON-OFF
+15V
F430
DIM-CONTROL
F431
9072 BOOST
3432
9073
+12Vd +12Vd
10K
GND_COLD
GND_COLD
GND_COLD
4 5 6
7. 53
7 8 9
1P22
400V_HOT
1
2
1P02
5409 F425
2
80R 1
5410
80R F426
1450
I814
I830
F421
G5PA-1-5VDC
F420 I424
6461 6460
BAS316 BAS316
I815 I828
7801
I816
BC817-25W
GND_COLD
I437
9816
I438 6469
3425 I439 F428
STANDBY
7802
10K BZX384-C2V7
GND_COLD
GND_COLD
1P11
1
2
3 TO
4
5 SSB
6
+5V2
7
BC857BW
+12Vd
8
5406
9006
+5V2
F405
1M09 1M90 +12Vd
3u3
I820
1 1
9007
2 2
5408 F403 3 3
4 4
3u3 5
1M12
6
1
B6B-PH-K
2
+12Vd
POWER-GOOD
3 GND_COLD
4
RES
1P15
GND_COLD
+12Vd
1
2
3
GND_COLD
GND_COLD
7 8 9
10 11 12 13
F422 F423
25V_HOT
3810
12K
400V_HOT
I810 I811 I812
6807
TS6B
2815
I418
330u
9808
I817
I417
9813
9810
I420
7805
AVS1ACP08
VDD
I426
7 6
MODE NC I825
I423
I427 3803 I421
8 5
VM VG
390R
I425
2 3
OSIN OSOUT
VSS
I824
I456 I422
I826
I428
2806
47u 50V
I408
I407
7013
I409
F407
GND_COLD
10 11 12 13
14
1006 F3 9811 D12
1011 A6 9812 F12
1308 C1 9813 D12
A1
1317 G2 9814 D12
1319 G3 9816 G8
1320 G3 F401 G3
1400 C2 F402 G3
1402 D3 F403 H7
1403 D3 F404 G4
A 1404 D3 F405 H8
1405 E3 F406 G4
1450 E8 F407 I10
1M09 H8 F410 C1
1M12 H8 F411 C1
1M90 H8 F412 C1
1P02 C8 F413 C2
1P11 G8 F414 C2
1P15 I8 F415 D1
1P22 B8 F416 D2
2400 C2 F417 D2
2401 C4 F418 D2
B
2402 G7 F419 D2
2403 C3 F420 F7
2404 D4 F421 E8
2406 D5 F422 C11
2407 E4 F423 C11
2408 D7 F425 C8
2410 E2 F426 C8
2411 E3 F427 H3
2802 F10 F428 G8
2803 C11 F429 H5
2804 D10 F430 H5
2805 F10 F431 H4
C
2806 F11 I407 H10
2807 F10 I408 G10
2808 F12 I409 H10
2809 E12 I410 C3
2810 E12 I411 C5
2811 I10 I412 C6
2815 C12 I414 D6
2816 D12 I416 C5
3076 G10 I417 D12
3077 H10 I418 C12
3078 I10 I419 E2
D
3400 C3 I420 E12
3401 C2 I421 E12
3402 D2 I422 F12
3403 E2 I423 E11
3404 D5 I424 E8
3405 D4 I425 E11
3413 G7 I426 E10
3422 F6 I427 E10
3423 F6 I428 F10
3424 F7 I429 D3
3425 G8 I430 E5
3430 H2 I431 D4
E
3431 I2 I432 D6
3432 I5 I436 F7
3433 I5 I437 G7
3450 C6 I438 G7
3451 D6 I439 G8
3459 I3 I440 C5
3800 E9 I442 C6
3802 F11 I443 C4
3803 E11 I445 C7
3804 F9 I446 D5
3805 F12 I455 D5
3806 F9 I456 F10
F
3807 F9 I457 H3
3810 C10 I459 H5
5401 C4 I810 C11
HOT GROUND
5402 C5 I811 C11
5403 B5 I812 C11
5405 C3 I814 E9
5406 H8 I815 F9
COLD GROUND
5408 H7 I816 F9
5409 C7 I817 D11
5410 C7 I820 H7
5804 F12 I824 F12
G
6024 H10 I825 E12
6055 I2 I826 F12
6056 I5 I828 F9
6057 I3 I830 E9
6460 F8
6461 F8
6469 G8
6807 C11
6808 F9
6809 E9
7013 H10
7801 F7
H
7802 G7
7805 E10
7806 E12
9001 D6
9003 D5
9005 C6
9006 H7
9007 H7
9015 C3
9039 F4
9040 F4
9042 D4
I
9046 D3
9062 D4
9070 H3
9071 H3
9072 H4
9073 I5
H_16800_001.eps
9806 F10
170407 9808 D13
9810 E10
14