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Philips 21PT836A/78 Service Manual page 28

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28
L9.1A
/78
7
Esquemas Elétricos e Guias de Placas
1
2
DEFLEXÃO HORIZONTAL
Para itens marcados com *
A
refere-se a tabela de diversidade
RES= Reservado
0220
DIPMATE
EHTinfo
1
A2-48
TO 0244
2
OF CRT
VideoSupply
PANEL
B
3
MainSupplyGnd
4
Filament
A2-50
C
MainSupply
L2
D
1
4
3
2
41.9V
L1
2
E
3
Hdrive
7461
A4-51
BF819
0.4V
1
F
MainSupplyGnd
VlotAuxGnd
EWdrive
G
A4-52
EWD_dyn
A2-71
ONLY FOR SETS WITH
E/W CORRECTION
1
2
3
4
5
9453
9451
RES
3453
5451
MainSupply
3451
1
2451
0255
2
3452
RES FOR ITV
HORIZONTAL
DEFLECTION
COIL
0221
L3
140V
7460
BU1508DX
VlotAux+11V
9463
2471
3471
2470
470p
3472
L4
6473
6471
3477
EW_PROT
9465
100R
7470
3473
STP16NE06
6472
1K
1N4148
3
4
5
6
7
8
MainSupply
3482
3481
2448
220p
3448
8K2
1
2491
5445
4
EHT
470p
TO PICTURE TUBE
6490
3
VH
TO CRT
BYV27-200
FOCUS
PANEL
VG2
1
6485
10
BYD33J
6
2458
5
6487
10u
11
BYD33D
2490
7
470p
6486
12
EGP20DL
9460
8
6488
2475
9
BYV27-200
5480
VlotAux+11V
3465
22.8V
10R
16.3V
0V
7482
VlotAux+11V
BC857B
6480
6481
3478
7481
BC557B
220K
BZX79-C27
1N4148
3484
BEAMCUR_PROT
10K
6
7
8
9
10
11
0220 B2
0221 B6
0255 A4
2448 A9
2450 A5
2451 A6
2456 D1
EHTinfo
1.9V
2457 C6
A2-48
2458 C6
A6-48
2459 B6
3446
EWD_dyn
2461 E2
A2-71
A
2462 D2
RES
2463 D4
Vaux
2464 E6
2465 D4
2466 D4
2467 D5
3449
2468 D5
Hflybk
2469 F8
A4-29
3K3
2470 F4
A7-29
2471 F4
3491
2472 F4
2473 G6
2475 D6
1R
VlotAux-11V
3492
2480 A9
B
2481 F7
L5
2482 A9
1R
2483 A9
2484 D10
2485 C10
2486 D10
3485
2487 C10
VideoSupply
2488 D10
4R7
2489 B10
L6
33V
2490 C9
VT_Supply
2491 B9
C
2492 B2
L7
3442 C10
3488
3444 A9
VlotAux+50V
3445 A9
4R7
3446 A10
3486
L8
3447 F10
3448 A9
3449 A9
1R
VlotAux+11V
3487
3450 B10
3451 A6
L9
3452 A6
1R
3453 A5
7480
D
3454 C6
L78M05
3458 C6
3490
1
3
3461 D2
VlotAux+5V
3462 D2
1R
2
3463 D3
L10
3464 E9
3465 E8
3466 E9
3467 F9
3468 E2
Filament
3469 E10
A2-50
3470 F3
Vaux
E
3471 F4
3472 G4
3473 G4
3474 G4
11.5V
3475 G4
11.4V
7463
3476 G5
BC557B
3477 G6
2V
3478 F7
6V
7462
3447
HEW_Protn
3479 E3
BC547B
3480 A8
A3-53
6.2V
10K
3481 A8
F
3482 A7
A4-53
3483 F8
3484 G9
USA ONLY
3485 B9
3486 C9
3487 D9
3488 C9
3490 D9
3491 B9
P9StbyOn+Protn
3492 B9
A7-14
3495 E8
EHTinfo
3496 F8
A2-48
G
3497 G9
5445 B7
5451 A6
5457 B6
5461 D2
5463 E7
5465 E6
5470 F4
5471 F5
5480 E8
6449 A10
9
10
11
6450 B10
L1
HDRIVE
6460 D4
6461 D4
6463 E7
6464 F10
6465 C6
6466 C6
6470 F3
6471 G5
0.1V / div DC
6472 G5
20µs / div
6473 G5
6480 F7
L2
6481 F8
6485 B9
6486 D9
6487 C9
6488 D9
6490 B9
7460 D3
7461 E2
2V / div DC
7462 F10
7463 E10
20µs / div
7470 G4
7480 D10
L3
7481 F8
7482 F8
9451 A6
9453 A5
9460 D6
9461 D5
9462 D6
9463 E6
100V / div DC
9464 E6
20µs / div
9465 G6
L4
5V / div DC
5ms / div
L5 V
AUX-11
LOT
2V / div DC
5ms / div
L9 V
AUX+11
LOT
2V / div DC
5ms / div
L1
0.3V DC
L3
138V DC
L6 190 V DC
L7
32.5V DC
L7
28V DC
L8
46V DC
L8
30V DC
L10 5V DC
= 0V

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