Philips 32PW9618 Service Manual page 47

Circuit Diagrams and PWB Layouts
Large Signal Panel: Line Deflection
0042 F8 1498 D13 2413 B4 2422 E6 2433 D8 2445 H12 2468 E11
1417 B8 1499 D13 2414 B4 2423 E6 2434 D8 2450 D10 2469 E10
1424 C13 2400 D6 2415 C3 2424 D8 2435 B7 2460 E13 2488 B7
1430 A9 2401 E8 2417 C5 2425 B6 2440 F4 2461 E12 2492 C3
1491 D12 2402 E12 2418 C6 2426 B7 2441 G12 2462 A11 2494 A6
1492 E14 2405 G9 2419 C8 2430 C8 2442 F10 2463 A11 2495 A7
1493 D10 2409 C4 2420 C6 2431 C8 2443 G12 2464 B11 3400 D11
1495 A13 2412 B4 2421 E7 2432 D7 2444 H10 2465 B11 3401 E9
1 2 3
LINE DEFLECTION
+11D 11V2
A
+5.2V
5V2
B
A8
LINEDRIVE1 100u
I435 3406
100R
F419
C 2492
0V
A8
GND-LINEDRIVE
D
F426
E
A22
PM3394B
A2
+11D
POR-CIRCUIT = f(V + 11D)
1V / div DC
10us / div
F
A23
PM3394B
3440
1K
F437
200mV / div DC
10us / div
G
A24
PM3394B
5V / div DC
About DC-voltages measured:
10us / div
A25
PM3394B
H
2V / div DC
10us / div
8204 000 8276.3
1 2 3
EM6E
3402 F9 3415 A4 3436 D8 3446 G12 3460 E11 3499 A12 5422 E7
3404 D4 3416 A4 3437 F11 3447 F12 3461 E11 3689 E10 5423 B7
3406 C3 3417 C5 3440 F3 3448 H10 3462 A10 5400 D6 5424 E7
3407 C4 3423 B8 3441 F3 3450 C10 3463 A10 5401 E9 5425 C7
3409 B5 3425 C7 3442 G4 3451 C11 3464 B10 5402 A7 5426 A6
3410 A6 3426 C7 3443 F4 3452 H11 3465 B10 5410 B5 5430 C10
3411 B4 3431 C9 3444 G11 3453 H11 3469 E12 5411 B5 5461 E12
3414 C4 3435 D8 3445 G11 3454 F11 3498 A12 5421 C8 5463 A10
4 5 6
6408
I400
10V4 3410 2494
COLD HOT
BYD33D
I402 47R
I405 220n
I408 6407 I409
F403
MCL4148
A26
I416
F408
7421
A25
BU2520DX
GND-SUP 3409
I422
1K
9623
I426
F415
5411
2414 560n
I431
I430
47n
A22
A24
I436 3414 F418
7409
BC847B I437
330R I438
2409
47p
I439
F423
F434 F424
0V4
6V6
GND-SUP
7408
A23
BC368
5400 F400 F401 +141V
VBATT
I404 33u
F402
F427
F405
F407
GND-SUP
I476
I473
I474
3442
7445
I475
470K
BC847B
COLD HOT
NORMAL ..V.
LINE DEFLECTION REPAIR KIT: 3122 785 90330
STANDBY (..V.)
Caution item 3400 used in this chassis is different
from the part supplied in the kit.
See partlist for correct value and ordercode.
(See also part of kit on diagram A4)
4 5 6
7. 47
5465 B10 6409 F10 6422 C7 6465 B11 9417 C6 F403 A6 F411 B8 F419 C2
5466 E10 6410 F11 6423 B8 7407 H11 9423 B8 F404 A12 F412 B8 F421 C11
5469 D10 6411 G10 6434 E8 7408 C5 9425 C7 F405 D6 F413 B13 F422 C11
6400 D11 6412 G10 6435 D8 7409 C4 9426 A6 F406 A12 F414 B12 F423 C6
6401 H12 6413 G10 6460 E12 7421 B6 9623 B5 F407 D6 F415 B6 F424 C6
6406 C3 6414 H10 6462 A11 7445 G3 F400 D6 F408 B6 F416 B8 F425 C6
6407 A4 6415 H10 6463 A11 9401 E9 F401 D6 F409 A12 F417 C8 F426 D3
6408 A4 6421 A7 6464 B11 9410 E10 F402 D6 F410 A12 F418 C4 F427 D4
7 8 9
TO
SIN
I407
5402 2495
RES
150u
I406 220n LINE DEFLECTION
I417
* *
*
I419
I418
F411
I420
1417
VA
F412
1
TO 1417
2
LINE
DEFLECTION
F416
COIL
LOT
F417
I432
I433 I434 I478
I403 2430
3n3
OV2076
2431
I440
F425
3n3 1
I441
*
* *
I444
I447
5
3
4
I455
*
* GND-SUP
* 6
* RES
* I401
9401
+141V 5401
18u
2401 3401
GND-SUP
GND-SUP
6n8 27R
I477
3402
120R
0042
HEATSINK
1 2 3 4 5 6
2405
GND-SUP GND-SUP
1n5
GND-SUP
COLD HOT
7 8 9
F429 D12 F438 C11 I405 A6 I414 A11 I424 B11 I432 C8 I440 C9
F430 D12 F439 H13 I406 A6 I416 A4 I425 B10 I433 C7 I441 C8
F431 E13 F440 G10 I407 A7 I417 A9 I426 B5 I434 C8 I443 D10
F432 E13 I400 A3 I408 A3 I418 B7 I427 B10 I435 C3 I444 D8
F433 F13 I401 E9 I409 A5 I419 B8 I428 B10 I436 C3 I445 D11
F434 C5 I402 A4 I410 A10 I420 B9 I429 B11 I437 C5 I447 D9
F436 C11 I403 C7 I411 A11 I421 D10 I430 B4 I438 C6 I454 D12
F437 G2 I404 D5 I413 A10 I422 B4 I431 B5 I439 C4 I455 E8
10 11 12
A31
3462
I410 I411 2463 +13V-LOT
470p F404
1R
I413 I414
3463 F406
6462
5463 +13V-LOT
BYW76
F409
GND-SUP
1R
6463 3498 3499
I479
F410
13V7 -12V8
0V
I481
BYV29X-500
A32 I480 I496
5R6 5R6
3464
I425 I424 2465 -15V-LOT
F414
470p
1R
I427 I429
I428
5465 3465 6464
BYW76
1R
6465 GND-SUP
-15V2
0V4
BYV29X-500
0V
5430
F421
F438
EHT
FILAMENT 0V
TO
F436
2V8
FOCUS F422
EHT-INFO
F1 5V8
G2
0V
CRT PANEL
10
216V
I443
1493
8
1 SIN
I445
11
9
RES
I421 3400 BYV95C I454
I483
F429
5469
6400 F430
12
1R
I482
9410
A28
I484
2468
I497
3689
470p
1K
2469
3n3
A29
5466
3460 I457 5461 I458 2461
F431
22u
I471
470p
1R
I460
3461 6460
I461 I463
I466 BYV95C
1R
A30
FILAMENT PULSES
RES RES
x
6409 I487 6410
3454
1R
x x
x x
2442 I488
3437 3447
10R 100R
6n8
#
x x
6411
I495 RES I494
#
x x
F440 I493
#
x x
I489
#
I492 I485 6401
3453
#
#
I491
3448 100R
7407 BAS316
BC817-25
I490
2K7
#
# #
10 11 12
I457 E11 I474 G3 I482 E11 I491 H11
I458 E12 I475 G4 I483 D11 I492 H11
I460 E12 I476 F4 I484 E11 I493 G12
I461 F10 I477 F9 I485 H12 I494 G12
I463 F11 I478 C9 I487 F10 I495 G10
I466 F10 I479 A12 I488 F11 I496 B13
I471 E10 I480 B12 I489 H10 I497 E11
I473 F3 I481 B11 I490 H10
13 14
A
13V7
1495
TO
1
CRT -ASSY
2
0V
3
F413
4
WH4D-1
B
HO T
+11D
COLD
A2-48
1424 TO
C
1424
1
2
F1
3
4
CRT
5
0V
6
PANEL
7
EH-B
A8-20
EHT-INFO
TO D
1491 1 HFB_X-RAY-PROT
1491
2
VDAF
1498 1499
+11D +11D
1 1
2 2
E
NC
F432 +11D
1492
EH-B
1
11V
F433
2 TO 1492
3
F
x = AC FILAMENT
G
= USA XRAY PROT
#
x x = DC FILAMENT
F439
HFB_X-RAY-PROT
H
CL 36532008_021.eps
080503
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