20PT424A/78 [NXP]
Service Manual; 维修手册
| 型号： | 20PT424A/78 |
| 厂家： | 
NXP |
| 描述： | Service Manual |
| 文件： | 总16页 (文件大小：1576K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
1
Eletrônica J.E. (http://www.eletronicaje.com.br)
Colour Television
Chassis
14PT314A/78
14PT316A/78
14PT414A/78
14PT616A/78
20PT324A/78
20PT326A/78
20PT424A/78
20PT524A/78
21PT434A/78
21PT534A/78
L9.2A
AA
ç
Volta ao Menu
CL 96532047_013.eps
270599
Conteúdo
Página
1
2
Especificações Técnicas, Conexões e Visão
Geral do Chassis
Precauções de Segurança e Manutenção
Instruções, Avisos e Notas
2
3
3
4
5
Instruções de Uso
Instruções Mecânicas
Modos de Serviço, Códigos de Erro e
Descoberta de Falhas
5
13
14
6
Diagrama em Blocos , Pontos de teste, I2C e
vista geral da tensão de alimentação
Localização de Falhas
21
Diagrama da tensão de alimentação
Diagrama em Blocos
25
26
Vista Geral dos pontos de Teste
Esquemas e Painéis
27
7
Diagr. Painel
Fonte de Alimentação (Diagrama A1)
Deflexão horizontal (Diagrama A2)
Deflexão vertical (Diagrama A3)
Sincronização (Diagrama A4)
Tuner FI Video + FI Som (Diagrama A5)
Process. Vídeo A/P (Diagrama A6)
Controle (Diagrama A7)
Controle Frontal (Diagrama A8)
Amplificador de Áudio (Diagrama A10)
E/S Frontal+Controle+Headphone(Diagr. A11) 42
28
30
31
31
32
38
39
40
41
34-37
34-37
34-37
34-37
34-37
34-37
34-37
34-37
34-37
34-37
34-37
45
E/S Traseira Cinch (Diagrama A12)
Painel CRT (Diagrama B)
43
44
46
47
49
50
51
53
57
62
64
BTSC Stereo Decoder (Diagrama C1)
Amplificador de Áudio (Diagrama C2)
Decodificador Áudio ITT (Diagrama D1)
Amplificador de Áudio ITT (Diagrama D2)
Painel AV Lateral(Diagrama E)
Ajustes
48
48
45
45
51
8
9
Descrição do Circuito
Lista de Abreviações
10 Lista de material
Impresso no Brasil
08/2001
Sujeito a Modificações
Todos os Direitos Reservados
4806 727 17246
28
L9.2A/78
F01 F9
6503 B5
6504 B5
6505 B6
6507 B6
6508 C6
6510 D4
6520 D6
6521 D6
6537 F7
6540 E7
6550 C10
6560 D9
6570 E10
6584 A9
6585 A8
6590 A10
7518 C6
7520 E2
7590 A9
7591 A9
9500 B2
9501 C2
9503 D5
9504 B3
9506 C5
1
2
3
4
5
6
7
8
9
10
11
12
0211 C2
0211A C2
0211B C2
0212 A2
0213 D2
0231 B2
0241 D11
0255 C11
1500 B3
1571 E10
1572 D10
1580 A8
2500 C3
2501 B3
2502 B5
2504 A3
2505 B5
2506 C3
2508 B6
2509 C7
2510 C7
2511 B7
2517 C6
2518 C7
2520 E2
2521 H4
2522 H3
2524 F6
2529 D4
2530 H4
2531 E2
2532 F2
2533 G2
2534 G2
2537 F7
2540 E6
2541 F7
2545 G8
2550 C10
2560 C9
2561 D10
2565 C10
2570 E10
2571 F10
2572 F9
2586 A10
2590 E7
3501 B3
3502 C2
3503 A4
3504 A3
3505 B4
3506 B5
3509 B7
3510 C4
3512 H2
3513 H3
3517 C6
3518 D7
3519 D7
3520 E2
3521 D6
3524 E2
3525 C6
3528 E6
3529 D4
3530 D4
3532 F2
3534 G2
3536 F2
3537 D3
3538 F7
3539 F6
3540 F6
3541 E7
3542 C2
3547 C5
3548 C5
3570 F9
3595 A10
3596 A10
3597 A10
3598 A9
4510 D10
5500 C4
5501 B4
5502 E6
5516 C7
5521 H3
5540 E7
5545 B8
5550 C10
5552 D5
5570 E9
5571 E11
5572 E9
5573 C9
6500 B4
6501 B3
6502 B6
FONTE DE ALIMENTAÇÃO
G5P
VlotAux13V
3598
22K
1580
7590
BC847B
1
13V
A
B
C
D
E
F
3596
0212
0V7
B2P3-VH
10K
1
2
7591
BC847B
FOR USA ONLY
3
3504
2
DEGAUSSING COIL
9504
P1
6500
6501
2501
33n
6504
6502
309V
BZX79-C30
1N5062
6503
1N5062
6505
3505
9500
DSP
3501
MAINS
150 - 276 V SINGLE RANGE
90 - 276 V FULL RANGE
SDKE
1500
T4A
0231
9
1N5062
1N5062
470R
3
4
5501
2
1
2
4
2
1
3
3506
2R2
5545
2084
P4
1
DMF-2820
6550
1
5550
3
5500
2
9506
3548
7
14
16
13
15
10
11
12
2
0211
95V
8
6
5
VBatt
3547
100MHZ
MainSupply95V
BY229X-600
2550
0211A
4
1
9501
Fishhooks
for Brazil
only
DMF-2405
0255
t
B57237
2
1
0211B
t
1n
For ITV
Only
7518
STP6NA60(318V)
B57237
P2
5516
4
1
2
D
308V
3525
33R
1V2
G
100MHZ
S
0V
2560
P5
1572
1n
9V5
MainAux
Vaux
6560
800mA
MP
0213
2
for ITV
only
BYV27-200
4510
1
0241
*
For ITV
5
Only
4
3
2
1
2529
100n
3537
10K
SignalGnd
For ITV
Only
9V5
P3
(13V2)
14V
1
7520
2V5
MC44603A
16 (2V5)
2590
Rref
Vcc
18V
Vref Iref
5540
330p
6540
DEMAGNETICATION
MANAGEMENT
Vref
enable
SUPPLY &
INITIALIZATION BLOCK
UVLO1
2520
82p
Vdem in
8
REFERENCE
BLOCK
4U7
0V3
6570
5570
Vdem out
Iref
*
BAV21
Vosc prot
Vosc
100MHZ
1571
(12V7)
5571
10u
EGP20DL
2570
18V
Vc
5502
3524
2531
AudioSupply10V|14V
9
2V6
2
Sync
5572
C
T
T1.6A
OSCILLATOR
13V
*
10
P6
100MHZ
OUTPUT
3
1V2
2n2
Set
Q
(2V6)15
(2V5)
6537
R standby
F
BUFFER
3538
100K
560p
3536
Latch
Reset
Iref
GND
4
BAV21
2V5
AudioSupplyGnd
39K
3532
R standby
P
12
0V7
(1V7)
STANDBY
Vovp out
Vref
(REDUCED FREQUENCY)
6K8
2532
THERMAL
SHUTDOWN
Vcc
AUDIO O/P
2W/3W
*
RES
OVERVOLTAGE
MANAGEMENT
2.5V
VOLTAGE
FEEDBACK
5570
ERROR
14
2V5
(2V5)
VBATT
ADJ
AMP
CURRENT
SENSE
1W
5572
2545
F01
TO SIN OF
OVERVOLTAGE
PROTECTION
Europe Only
2533
330p
13
3V2
(2V2)
6
1n5
E/A OUT
(2V)
EAR
MainSupplyGnd
UVLO1
Dmax & SOFT-START
CONTROL
HOT GROUND
FOLDBACK
G
H
Vref
3534
220K
...V... Normal Operation
Iref
FOLDBACK INPUT
5
CURRENT SENSE INPUT
7
Soft Start & Dmax
11
(...V...) StandBy Operation
2V4
(2V4)
1V1
(1V)
P1
P2
P2
P1
P3
P3
P4
300V DC
15V DC SDM
13V DC
P5
P5
P6
P6
9V5 DC SDM
8V DC
5521
2U2
2522
2n2
17V DC SDM
15V DC
9V5 DC SDM
95V DC
3512
15K
3513
220K
50V / div DC
5ms / div
2V / div DC
10µs / div
2V / div DC
10µs / div
P4
CL 96532028_034.eps
070499
1
2
3
4
5
6
7
8
9
10
11
12
30
L9.2A/78
0220 F7
0221 B6
0221A A6
0221B A6
0221C A6
1400 D10
2400 D4
2401 D4
2402 E4
2403 E5
2404 B5
2405 D5
2406 E4
2407 D6
2408 C7
2409 C6
2410 C10
2411 F9
2412 C8
2413 A8
2414 D10
2415 E10
2416 D5
2417 E10
2418 B9
2420 B5
2431 C3
2432 D2
2434 C6
2551 B4
3400 D4
3402 D5
3403 E5
3404 D3
3405 B5
3406 B5
3407 B5
3411 D10
3412 F9
3414 B8
3415 B8
3416 A8
3417 D10
3418 F10
3419 F10
3420 E4
3421 E3
3423 B9
3424 B10
3425 C10
3426 F10
3427 F10
3428 F11
3431 C4
3432 D4
3433 C4
3434 C3
3435 C3
3436 E5
3440 F9
3441 F10
3474 C6
4401 B9
4435 C3
5401 B4
5404 B5
5406 B5
5408 B6
5410 E3
5444 D4
5445 B7
5551 B4
6400 D3
6401 E3
6402 C9
6403 F9
6404 D6
6405 E9
6406 F8
6408 G10
6409 A7
6410 D9
6412 D9
6413 B9
6414 B9
6415 E9
6418 E6
6419 E6
6431 C4
6432 C3
6433 B5
6434 C6
6435 C3
7400 E4
7401 B10
7402 D5
7403 F10
7404 F11
7431 C2
9402 B5
9403 C10
9404 E10
9408 C6
9424 B5
9425 B4
1
2
3
4
5
6
7
8
9
10
11
12
DEFLEXÃO HORIZONTAL
0221A
0221B
0221C
A
B
C
D
E
F
FISH HOOKS
FOR
BRAZIL ONLY
3416
3R9
6409
+160
BYD33D
VlotAux13V
0221
VH
3407
220R
6433
5551
27u
VBatt
HORIZONTAL
4
1
DEFLECTION
COIL
MainSupply95V
BYD33M
9424
7401
BC857B
5445
AT2078
13V
6413
6414
1
EHT
5404
TO PICTURE TUBE
13V
BZX79-C12
BAS216
56u
5408
MainAux
27u
9408
TO CRT
PANEL
BCL_Protn
ABLinfo
7
2
6
2408
22n
3474
22R
VFOC
VG2
A7-20
3433
A6-62
A4-62
L4
L5
L6
L7
220K
6431
6402
9403
VlotAux13V
VlotAux5V
Vlot8V
8
CRT_Discharge
BYD33D
4435
BAV21
A6-63
2434
3434
47K
7431
10V
A3-63
6435
BC857B
47n
6434
9V5
BAS216
3417
1R
6410
BYD33D
L3
9
10
3
BYD33D
Vlot8V
L2
88V
ITV fish hook
1400
-0V2
3404
12K
3411
1R
7402
6412
Hflybk
BU1508DX
A7-32
A4-32
BYD33D
4
5
L1
31V
3421
100R
5410
5U6
HdriveUC
0V4
7400
BF422
6405
9404
A7-8
-13V
BYD33D
3403
5K6
6415
6419
6418
3436
2K2
BAS216
Vlot8V
1N4148
1N4148
Europe
USA
14"
20"
21"
14"
20"
21"
6406
2407
2411
2416
2434
3411
3414
3415
5401
5404
5406
5408
6434
9402
9408
9424
9425
9.1nF
1uF
NA
11nF
1uF
11nF
1uF
2407
2411
2416
2434
3411
3414
3415
5401
5404
5406
5408
6434
9402
9408
9424
9425
8.2nF
100uF
680pF
NA
10nF
100uF
560pF
NA
9.1nF
100uF
330pF
NA
560pF
NA
NA
1N4148
BC857B
7404
7403
BC847B
8V7
6V1
NA
1R
1K8
12K
NA
NA
0220
1R
1R
1R
1R
2R2
1
3412
1R
Jumper
10K
100uH
NA
Jumper
10K
2K7
1K8
2K2
TO 0224 OF
CRT PANEL
3418
150K
2V4
FILEMENT
+160
12K
10K
10K
2
3
5V7
HEW_Protn
NA
NA
NA
NA
3428
10K
A4-81
56uH
NA
27uH
Jumper
NA
56uH
Linearity Drum
27uH
Jumper
NA
56uH
NA
27uH
NA
56uH
Linearity Drum
22uH
Jumper
NA
NA
27uH
Jumper
NA
15uH
Jumper
NA
15uH
Jumper
NA
NA
Yes
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
For USA only
Yes
NA
NA
Yes
Yes
NA
G
H
BRAZIL
14"
20"
21"
AP
14"
20"
21"
CHINA
21"
2407
2411
2416
2434
3411
3414
3415
5401
5404
5406
5408
6434
9402
9408
9424
9425
8.2nF
100uF
680pF
NA
10nF
100uF
680pF
NA
11nF
100uF
330pF
NA
2407
2411
2416
2434
3411
3414
3415
5401
5404
5406
5408
6434
9402
9408
9424
9425
9.1nF
100uF
680pF
NA
11nF
100uF
680pF
NA
10nF
100uF
330pF
NA
2407
2411
2416
2434
3411
3414
3415
5401
5404
5406
5408
6434
9402
9408
9424
9425
11nF
100uF
NA
NA
1R
1R
2R2
1R
1R
2R2
2R2
1K
1K8
2K2
1K
1K8
2K2
2K2
15K
NA
10K
10K
15K
NA
10K
10K
10K
L2
0V DC
L3
L4
L4
L5
L5
0V DC
L6
L6
L7
L7
8V DC
L1
L1
L3
L2
NA
NA
100uH
NA
NA
NA
56 uH
NA
15uH
Jumper
NA
56uH
NA
NA
56 uH
NA
NA
56uH
Linearity Drum
22uH
Jumper
NA
13V DC
0V1 DC
8V DC
2V DC
Linearity Drum
22uH
Jumper
NA
NA
Linearity Drum
22uH
Jumper
NA
15uH
Jumper
NA
15uH
Jumper
NA
15uH
Jumper
NA
-13V DC
-0V2 DC
NA
NA
NA
NA
NA
NA
NA
NA
NA
Yes
NA
NA
Yes
NA
1V / div DC
20µs / div
1V / div DC
20µs / div
2V / div DC
20µs / div
100V / div DC
20µs / div
0V2 DC
Yes
Yes
NA
Yes
NA
NA
NA
1
2
3
4
5
6
7
8
9
10
11
12
L9.2A/78
31
0222 C5
0222A C5
0222B C5
2460 C2
2461 C2
2462 C2
2463 B3
2464 B4
2465 D3
2466 C4
2467 C5
2470 E2
3460 C2
3461 C2
3462 D2
3463 D4
3464 D4
3465 D5
3466 D5
3467 D5
3468 C5
3469 B2
3470 B3
3471 E2
3472 D2
3473 D3
6460 B3
6461 B2
7460 B3
7469 D3
2231 B3
2232 B4
2233 B2
2234 B3
2235 C5
2236 C5
2237 D2
2238 D2
2239 D2
2240 D4
2241 D4
2242 C5
2243 D4
2244 B4
2255 B5
2257 D2
3265 A4
3266 B2
3268 C2
3269 C3
3270 D3
3271 D2
3272 D5
3273 D5
3274 D4
3275 D5
3276 D4
5205 A4
5405 A5
7250-D B3
1
2
3
4
5
6
1
2
3
4
5
6
DEFLEXÃO VERTICAL
SINCRONISMO
+8VA
A
B
C
D
E
F
A
B
C
D
E
F
A
B
C
D
E
F
A
B
C
D
E
F
VlotAux8V
Vlot8V
5405
27u
3265
1M
F4
6461
3470
18K
V_Guard
A7-31
BZX79-C33
VlotAux13V
7250-D
TDA8844
43
S2
42 3V 37 8V
3266
15K
Hdrive
2464
100u
40
2V3
6460
HOUT
PH1LF
3V8
2255
A7-7
BYD33D
100p
2236
39
5V
DECDIG
7460
TDA9302H
13V
6
-13V
3
0222B FISH HOOKS
FOR
2
220n
41
0V7
VSUP
VSUPO
FLYBACK
GENERATOR
FLYB
FBISO
F1
0222A
BRAZIL ONLY
45
0V2
44
AVL
EWD
3461
1K
VdriveNeg
A4-64
S1
51
4V2
1V1 IN-
F3
VSC
I_REF
GND2
0V5
0222
1
52
4V
VDRA
46
1V4
VDRB EHTO
OUT
5
POWER
AMPLIFIER
VERTICAL
DEFLECTION
COIL
47 50
1V4 2V4
7
IN+
2
1V
THERMAL
3268
PROTECTION
F2
GND
4
2237
100p
33K
Hflybk
A7-32
VlotAux8V
2238
3463
1R5
3270
4M7
15p
VlotAux8V
HEW_Protn
A2-81
ABLinfo
-13V
F5
3275
220K
S3
S4
3464
2K2
VdrivePos
A6-62
A4-65
CRT_Discharge
1V
3472
2K2
0V
7469
BC847B
A2-63
VdriveNeg
A3-64
VdrivePos
A3-65
Europe
14"
20"
21"
USA
14"
20"
21"
3465
3466
5R6
5R6
4R7
4R7
3R3
4R7
3465
3466
5R6
5R6
3R9
4R7
4R7
3R3
Sound System
Stereo(RF-non_DBX/AV)US only Mono_RF/Stereo_AV Stereo(RF/AV)
Brazil
14"
20"
21"
AP
14"
20"
21"
M
BG BG/I BG/DK I/DK
1uF 1uF
M
-
BG
-
BG/I/DK/M
-
3465
3466
5R6
5R6
4R7
3R9
3R3
4R7
3465
3466
6R8
5R6
4R7
4R7
3R3
3R3
2242
1uF 1uF 1uF
S2
S3
S4
S1
G
H
G
H
G
H
G
H
1V / div DC
20µs / div
1V / div DC
20µs / div
1V / div DC
5ms / div
1V / div DC
5ms / div
F1
F2
F3
F4
F5
CL 96532047_002.eps
250599
0.5V / div DC
5ms / div
0.5V / div DC
5ms / div
10V / div DC
5ms / div
2V / div DC
5ms / div
0.5V / div DC
5ms / div
CL 96532028_037.eps
070499
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32
L9.2A/78
0239 A12
0240 A10
1000 A2
1001 A8
1002 B8
1003 D4
1200 D10
1201 E10
1203 F10
2001 B4
2002 C4
2003 B4
2004 C5
2005 B6
2006 B8
2007 B9
2008 A4
2009 D3
2010 E3
2011 F3
2012 D3
2013 D3
2200 F5
2201 F6
2202 F6
2203 F6
2205 F7
2206 D7
2207 D7
2220 D8
2227 E5
2252 A5
2256 E8
3000 C2
3001 C2
3002 A3
3003 A4
3004 E3
3013 C5
3014 C5
3015 C5
3016 C5
3017 A7
3018 B6
3019 F3
3020 B7
3021 C9
3022 E4
3026 E3
3027 D3
3200 F6
3201 F7
3202 F7
3203 H2
3204 D8
3205 E7
3206 E8
3207 D7
3208 E9
3209 E9
3210 F10
3211 F11
3212 E11
3213 E11
3215 E11
3216 D11
3277 D5
3278 E5
3279 G2
3280 H2
4000 D3
4201 F5
4210 D8
4221 E9
4222 E8
4223 E8
4251 E2
5001 C9
5002 E3
5004 C4
5202 D10
5203 D8
6003 C5
6004 E4
6005 B7
6006 B7
6007 A4
6010 D3
7000 B8
7001 E4
7010 A5
7250-A E6
7252 E10
7253 E11
7265 H3
7266 E8
9000 A7
9001 D3
9002 E4
9204 F5
9219 G7
9220 F7
9221 G7
9507 H4
1
2
3
4
5
6
7
8
9
10
11
12
TUNER VIDEO IF (A/P)
Dual|Mono
VlotAux5V
A7-6
3002
3003
12K
VlotAux8V
7010
L78M05
VBatt
15K
0239
A
B
C
D
E
F
0240
1
2
3
SIF
SDA
SCL
3
1
1
A5-46
A5-24
A5-25
7V6
2
3
Front|Ext1AudioL
A11-47
2
1001
SFSH
1000
9000
4
5
1
IntCarSIF
1
3
4
1V6
6005
VlotAux13V
Front|Ext1AudioR
A11-48
2
5
+5VA
1N4148
6006
6
3V1
2
AudioOutL|Mono
12
6
6
5V
2005
100p
3020
22K
LLp|Mtrap
7
7000
BC847B
A12-41
TO
0240
OF
TO
0239
OF
AudioOutR
NC
13
14
15
9
7
TUNER
34V
A5-23
A7-11
A7-10
A7-3
2006
47p
TrebleSw
BassSw
Volume
1N4148
8
A12-42
MT
10
11
8
9
1002
SFSH
Ext2AudioL|Mono
9
10
11
12
13
14
15
16
17
A5-43
OR
OR
Ext2AudioR
AS
3
SCL SDA
+5
ADC
8
10
11
12
13
14
15
16
17
1
3
Buzzer
Ext1|2
A12-44
4
5
7
I1
3000
100R
3001
100R
SCL
SDA
A7-2
A7-9
6003
A5-25
A7-25
2
VlotAux8V
VlotAux5V
I5
I6
BAS216
3013
MainAudioL|Mono
A10-49
A5-24
A7-24
3016
680R
10K
VlotAux8V
AudioSupplyGnd
FM|AM|Audio
A5-45
A9-45
AudioSupply10V|14VA
+8VA
SIF
9001
6010
+5VA
A5-46
I3
1V
54
5202
BA482
3
4
1
12
1003
6u8
14
6
1200
TPS
(ITV MonitorOut)
VideoOut
2009
12p
3277
4
3216
470R
1
2
4222
4221
GND1
2V4
49
IFIN2
A12-56
7266
BC847B
1K
3
3
1
O
I
I
I
7250-A
TDA8844
I2
8V6
2V6
3278
5
G
2
3205
1K
4V7
48
IFVO
IFIN1
1K
TYPE
5002
3V3
3
1201
TPS
AUDIOEXT
3208
220R
3212
470R
CVBS_INT
A6-51
3
2
1
9002
2
1
8
7
O
53
4V4
55
4V7
56
15
5
2V9
7252
BC857B
4V7 3V4
7253
BC857B
G
2
7001
BC848B
ExtAudioMono
I4
9204
6
4
A9-38
A12-38
1203
TPS
1
LLp|Mtrap
A5-23
A7-23
3
O
G
2
3210
4K7
3211
4K7
FM|AM|Ext_VC_AudioMono
FM|AM|Audio
A10-37
LLp|Mtrap
A5-23
9220
9221
9219
A5-45
AudioOutL|Mono
A5-43
A12-43
G
H
AudioSupply10V|14V
I1
I2
I3
I4
I5
I6
VlotAux8V
AudioSupply10V|14VA
AudioSupply10V|14V
9507
3203
10K
7265
BC337-25
0.2V / div DC
5µs / div
0.5V / div AC
20µs / div
1V / div DC
5µs / div
1V / div DC
2µs / div
1V / div DC
20µs / div
1V / div DC
10µs / div
AudioSupplyGnd
CL 96532047_004.eps
260599
1
2
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8
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38
L9.2A/78
7
Esquemas Elétricos e Guias de Placas
0243 B12
1205 D3
1206 D4
1207 D4
1208 D5
2210 C2
2211 C2
2212 B4
2213 B4
2214 D3
2215 D3
2216 D3
2217 D4
2218 D11
2221 D6
2222 D6
2223 D8
2224 E8
2225 E8
2226 F9
2228 E10
2229 E11
2230 E11
2246 D4
2247 D4
2248 D5
2250 C11
2253 F10
3214 D11
3218 C2
3219 C2
3221 E10
3222 E10
3223 C2
3224 B4
3225 D6
3228 B4
3230 D6
3231 E5
3232 E5
3238 F9
3243 F9
3246 F11
3247 B8
3248 B8
3249 C7
3257 B10
3258 C10
3259 C10
3260 C10
4211 D5
4212 D5
4213 D4
6212 F10
6213 C11
6214 D11
6215 D11
6217 B11
6218 B11
6219 B10
7206 F10
7250-B C3
7250-C B10
7256 B2
7257 E4
7258 E4
7259 D6
9155 B2
1
2
3
4
5
6
7
8
9
10
11
12
PROCESS. VIDEO A/P
SCL
SDA
A
B
C
D
E
F
A7-25
A7-24
Ext2Video|Y
A12-54
VlotAux8V
Ext2C
A12-55
VlotAux8V
7256
V9
V10
7250-C
TDA8844
8
7
BC847B
VideoOut
A12-56
9155
V5
3V3
3257
RO
GO
0243
21
1
2
47R
V6
V7
V8
2V6
2V6
3219
CVBSTxt
A7-22
3258
20
560R
7250-B
TDA8844
3V3
38
1V3
10
3V6
11
3
47R
V2
28
2V6
33
V3
27
2V9
31
2V9
32
2V4
LUMIN
BYI
3259
4
5
6
2210
3218
BO
Ext1Video
CVBS_EXT
17
19
LUMOUT
BYO
47R
A11-57
A12-57
2V6
2V9
100R
3223
470n
RYI
3260
29
2V9
BLKIN
18
75R
1K
2211
470n
CVBS_INT
A5-51
RI
R
GI
24
BI RGBIN BCLIN
13
30
6213
CVBS_INT
RYO
2V4
23
25
26
22
2V9
3V7 3V7 3V7
1N4148
6214
34
2V5
5V 36
V1
9
16
2V
35
2V6
V4
3225
100K
6V8
G
B
4213
4212
1N4148
6215
7259
BFS20
2248
1N4148
3230
33K
Sys2|AMFM_ExtSel
A7-27
15p
2223
R_Txt|Osd
A7-34
47n
2224
G_Txt|Osd
B_Txt|Osd
3231
33K
Sys1|AM
A7-26
7258
BFS20
A7-35
A7-36
47n
2225
CRT_Discharge
A2-63
A3-63
3232
33K
LLp|Mtrap
A7-23
47n
7257
BFS20
FB_Txt|Osd
A7-33
ASIA PACIFIC
LATAM
USA
3221
100R
3222
560R
PAL
PAL/NTSC PAL/SECAM PAL/SECAM
NTSC
NTSC
TRINOMA
PAL PB
BINOMA
TRINOMA
PAL M
BINOMA
PAL PB
NTSC M
AV2
AV1,AV2,SVHS
AV1
3V3
3.5756MXTL
1205 4.43MXTL 4.43MXTL 4.43MXTL 4.43MXTL
-
-
-
4.43MXTL
3.582MXTL
3.5756MXTL
-
-
-
-
4.43MXTL
-
-
-
-
1N4148
6212
2210
2212
2213
3218
3223
3224
3228
470nF
470nF
-
470nF
1nF
3246
4K7
ABLinfo
BC857B
7206
-
3V3
1206
1207
1208
2217
2246
2247
2248
2257
3206
3208
3213
3230
3231
3232
3277
3278
4211
4212
4213
-
-
-
-
-
3.582MXTL
3.5756MXTL
-
A2-62
A4-62
-
-
-
-
3.5756MXTL
-
470nF
100R
75R
470nF
100R
75R
3.5795MXTL
3.5795MXTL 3.5756MXTL 3.5795MXTL 3.5795MXTL
-
3.5795MXTL
-
3.5795MXTL 3.5795MXTL 3.5795MXTL
100R
18pF
18pF
18pF
18pF
-
18pF
15pF
15pF
15pF
1nF
15pF
-
15pF
15pF
15pF
1nF
-
18pF
-
-
75R
-
-
-
-
-
-
-
-
-
-
-
-
75R
75R
-
-
-
-
-
15pF
15pF
1nF
270R
220R
560R
33K
33K
-
-
100R
100R
-
15pF
-
15pF
15pF
15pF
1nF
270R
220R
560R
-
15pF
1nF
270R
220R
560R
-
15pF
-
-
-
-
-
-
V1 CVBS-INT
V3
V5
V7
V9
220R
220R
220R
220R
270R
270R
220R
560R
33K
270R
220R
560R
-
270R
82R
82R
82R
82R
220R
82R
G
H
470R
470R
470R
560R
560R
470R
-
-
-
-
-
-
-
-
-
-
-
33K
-
33K
-
-
-
-
-
-
-
33K
-
33K
-
-
Jumper
Jumper
Jumper
Jumper
Jumper
Jumper
Jumper
-
47R
47R
Yes
-
Jumper
Jumper
Yes
47R
47R
Yes
-
47R
47R
-
Jumper
0.5V / div AC
0.5V / div AC
0.5V / div AC
20µs / div
0.5V / div AC
20µs / div
1V / div DC
10µs / div
Jumper
Jumper
Jumper
Jumper
Jumper
Jumper
20µs / div
20µs / div
-
-
-
Yes
-
-
-
Yes
Yes
Yes
-
-
-
-
-
-
Yes
-
Yes
-
-
-
V2
V4
V8
V10
V6
-
-
Yes
-
7250 TDA8841S1 TDA8841S1 TDA8842S1 TDA8842S1 TDA8841S1 TDA8841S1 TDA8841S1 TDA8841S1 TDA8841S1 TDA8841S1 TDA8846S1
7257
7258
7259
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
BC847B
BC847B
BC847B
-
-
-
BC847B
BC847B
-
-
-
-
-
-
-
-
BC847B
BC847B
0.5V / div AC
20µs / div
0.5V / div AC
20µs / div
0.5V / div AC
20µs / div
2V / div DC
20µs / div
1V / div DC
20µs / div
CL 96532047_005.eps
260599
L9.2A/78
39
7
Esquemas Elétricos e Guias de Placas
0219 A12
0224 A10
0225 F3
3645 B8
3646 B8
3647 G8
3648 F8
3649 F8
3650 E2
3651 F2
3652 E2
3653 F3
3654 E3
3655 E4
3670 A6
4614 C6
4615 D5
4616 B2
5601 A7
5602 A7
5603 A9
5604 E8
5605 B7
6600 B2
6601 C2
6602 E10
6603 F10
6604 F10
6605 G10
6610 E2
6612 E3
6669 D2
7600 B6
7601 A10
7602 A2
7605 D3
7607 G2
7608 G4
7609 D9
7610 E9
7611 D3
7612 B2
7620 E2
7621 E3
9618 G8
9619 G8
9620 F8
9652 E10
9653 F10
9654 F10
9655 G10
1
2
3
4
5
6
7
8
9
10
11
12
0226 F3
0228 A10
0236 D12
0237 E12
0238 C12
0256 F12
0267 G12
0605 D6
1600 D8
2600 B2
2601 C3
2604 A7
2605 A7
2606 B7
2607 E3
2608 G2
2609 F5
CONTROLE
5603
6u8
+5VD
3V3A
7601
ST24W04B1
8
5601
8u2
3.3VD
3.3V Regulator Circuit
+5VD
1
ITV Connectors
W_Disable
3616-A
3625
A
B
C
D
E
F
2
Vaux
7602
6
5
5V3
7
4
3
2
+5VD
1
Buzzer
Volume
A7-4
BD135-16
8K2
3626 100R
3.3VD
3624-A
2
0219
A5-2
A10-2
9V5
3V5
4V1
5602
8u2
3616-B
100R
0228
"SDM"
R_Txt|Osd
A7-34
1
1
1
1
1
1
1
1
3
1
8K2
3V3B
SM
5V3
8K2
3670
100R
3624-B
2
3
1
3
G_Txt|Osd
A7-35
B_Txt|Osd
A7-36
FB_Txt|Osd
A7-33
0224
A5-3
A10-3
W_Disable
2670
10u
5605
2U2
3616-C
3645
8K2
SDA2
SCL2
4
A7-82
A7-83
8K2
3646 100R
100R
4
2610 G2
2611 F6
A7-4
3616-D
3637
3624-C
4
5
1
1
1
1
1
C2
C3
5
6600
2612 A11
2613 B10
2614 B10
2615 D9
2616 D8
2617 D8
2618 E10
2619 D8
2620 E9
2621 F9
BassSw
8K2
4K7
3622
8K2
SDA
BZX284-C3V9
A5-24
A6-24
A5-5
A10-5
Dual|Mono
2613
3616-E
100R
3623
100R
3624-D
6
5
7600
8K2
8K2
3624-E
8K2
82p
2614
PAINTER SAA5565PS
4616
SCL
Vaux
5V Regulator/Reset Circuit
+5VD
1
2
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
5V3
1V
A5-6
A5-25
A6-25
7612
P1-5|SDA1
3616-H
P2-0|TPWM
P2-1|PWM0
P2-2|PWM1
P2-3|PWM2
P2-4|PWM3
P2-5|PWM4
P2-6|PWM5
P2-7|PWM6
P3-0|ADC0
P3-1|ADC1
P3-2|ADC2
P3-3|ADC3
9
6
7
0238
BD135-16
1
Standby
A7-19
Ext1|2
P1-4|SCL1
P1-7|SDA0
P1-6|SCL0
P1-3|T1
P1-2|INT0
P1-1|T0
P1-0|INT1
VDDP
8K2
3616-I
8K2
Sys1|AM
82p
9V5
5V3
2
3
3
Dout
5V3
5V3
5V3
A5-9
A6-26
A9-26
3624-F
8K2
10
11
A7-18
2622 F9
4
Din
6V
POR|CLK
A7-10
VD
2623 G9
2624 G6
2625 G5
2626 E10
2651 F2
2670 B5
2675 D2
3600 B2
3601 B1
3602 C2
3603 C2
3605 D2
3606 D2
3607 C3
3608 F5
A7-17
4
5
POR|CLK
5V3
A7-29
3616-J
8K2
3624-G
8
A7-10
3.3VD
4614
6
5
5V3
5V3
5V3
TrebleSw
8K2
Sys2|AMFM_ExtSel
7
A5-11
A10-11
A5-27
A9-27
6601
3602
470R
3616-K
8K2
3628
100R
IR
1
12
8
BZX284-C3V9
A8-28
A7-1
Reset
9
5V3
5V3
Reset
+5VD
2616
10
11
12
13
14
15
16
17
18
19
0236
A7-1
6669
3606
RESET
XTAOUT
XTAIN
Reset
A7-1
C4
7605
BC848B
1
ScartPin8|SVHS
22p
1V7
1V7
0V7
22K
BZX79-F6V8
A12-12
A13-12
2
3
4
RF/VIDEO2
SWITCHING
TO 0105
C1
2675
0605
1
2617
Horizontal & Vertical Pulse
VD
+5VD
Derivation Circuit
VD
470n
22p
A7-29
OSCGND
VDDC
VSSC
P0-0
3609 F2
HD
+5VD
KeyBd1
A7-29
A3-31
A13
5V1
A7-30
3610 G2
3611 G2
3612 G4
3613 H4
3614 H4
3615 H3
3616-A A5
3616-B A5
3616-C B5
3616-D B5
3616-E B5
3616-H B5
3616-I C5
3616-J C5
3616-K C5
3617-A F5
3617-B F5
3617-C E5
3617-D E5
3617-E E5
3617-F E5
3618 F5
3619 G5
3620 G6
3622 B8
3623 B8
3624-A A9
3624-B A9
3624-C B9
3624-D B9
3624-E B9
3624-F C9
3624-G C9
3625 A10
3626 A10
3627 A10
3628 C9
3629 D9
3630 D10
3631 E10
3632 E9
3633 E10
3634 E9
3635 C5
3636 E3
3637 B6
3639 E9
3640 F9
3630
3V3A
V_Guard
7609
BC847B
A8-14
5V3
KeyBd2
7611
VSSP
P0-1
330K
3631
5V3
BC847B
A8-15
3617-F
8K2
2618
220p
1
1
1
1
1
1
7
5V3
5V3
5V3
5V3
2V8
0V9
5V1
4V3
6610
BCL_Protn
A2-20
3650
1K
P0-2
VSYNC
HSYNC
VDS
KeyBd3
A18-16
220K
HD
P0-3
BZX79-F6V2
0237
A7-30
4V3
5604
0u10
SDA2
3617-E
8K2
1
6
7610
BC847B
P0-4
3633
27K
Hflybk
A7-82
Din
SCL2
A7-83
2
3
A2-32
A4-32
P0-5
R
3639
A7-17
3617-D
5
20
21
22
7621
BC848B
3655
100K
P0-6
G
150R
2620
+5VD
8K2
Dout
7620
12V
4
9652
6612
4V7
BC547B
P0-7
B
A7-18
6602
VlotAux13V
LED
3617-C
RES
4
FB_Txt|Osd
R_Txt|Osd
G_Txt|Osd
5V3
VDDA
3V3B
VSSA
CVBS0
CVBS1
SYNC_FILTER
IREF
BZX79-F8V2
A6-33
A13-33
A7-33
Standby
A7-19
2621
8K2
1N4148
1V2
23
24
25
26
P3-4|PWM7
2651
10u
13V
0225
"SAM"
3617-B
RES
3640
3
5V
3649
CORB
VPE
9653
6603
8K2
0256
0V7
1V3
A8-21
AV_Mute
0226
TrebleSw
4K7
150R
2622
1
3617-A
2
A6-34
A7-34
A12-13
CVBSTxt
A6-22
Hdrive-uC
A2-8
9620
FRAME
BassSw
1N4148
2
8K2
3618
560R
RES
3641
Service alignment mode
3648
9654
6604
+5VD
9636
SAM
3609
820R
4K7
150R
2623
+5VD
Hdrive
A4-7
2609
100n
3608
9633
GND
A6-35
A7-35
9619
1N4148
2K2
2625
0267
SDA
SCL
7607
NE555D
RES
3642
1
+5VD
3647
8
9655
6605
3612
820R
1V1
100p
2
3
VCC
4K7
150R
6
THR
B_Txt|Osd
LLp|Mtrap
A6-36
A7-36
7608
9618
G
H
CTRL
TR
5
1N4148
PMBT2369
COMP
+5VD
A6-23
0V4
For Compair
2
2V4
Sc1
Sc1,Front
(Mono) Cinch(Mono)
Sc1,Sc2
(Stereo)
Sc1,Front
Cinch(Stereo)
Sc1,Sc2,Side
AV(Stereo)
COMP
3618
4614
560R
Yes
560R
-
560R
Yes
560R
Yes
560R
Yes
C1
C4
7
DISC
RES
OUT
4
3
5V3
FF
GND
2V9
3613
3K3
2V3
Stereo Mono
1
Startup Circuitry
3670 3K9
2K2
1V / div DC
0.5µs / div
1V / div DC
5µs / div
3615
820R
Standby
A7-19
3641 F9
3642 G9
3643 F8
3644 F7
CL 96532028_043.eps
070499
1
2
3
4
5
6
7
8
9
10
11
12
L9.2A/78
41
7
Esquemas Elétricos e Guias de Placas
0215 C10
0215A B11
0215B B11
0264 D4
2950 E5
2951 E7
2952 C7
2953 B6
2954 B8
2955 E3
2956 D7
2957 D9
2958 C10
2959 C10
2971 B4
2972 B5
2973 C5
2974 C6
2975 C6
2976 B6
3950 E5
3953 E7
3971 B3
3972 C3
3973 B5
3974 B5
3975 C5
3976 C5
3977 C5
3978 C5
3979 D6
3980 B3
3981 C3
3982 C5
3983 B5
4905 D6
4906 B3
4907 B4
4908 B5
6953 E6
7951 B3
7952 C4
7953 B7
7954 D7
7955 D5
7956 E6
9953 E5
9958 F3
1
2
3
4
5
6
7
8
9
10
11
12
SMART SOUND + AMPL. DE SOM MONO
A
B
C
D
E
F
VlotAux8V
SMART SOUND (MONO)
2976
RES
SpkrLpIn
A11-66
3983
RES
4907
AudioSupply10V|14VA
2954
SpkrLpOut
A11-67
3973
470R
7953
*
0215A
2
*
19V
FM|AM|Ext_VC_AudioMono
A5-37
4906
A3
7951
BC847B
3V
Fishhooks for
Brazil only
VP
0215B
2971
10u
2953
220n
3974
6K8
4908
3
5
6
9V
9V
2V4
0V7
2V4
0215
1
SpkrLp
SpkrLn
To loudspeakers
8
2
*
3977
1K8
7952
BC847B
AudioSupply10V|14VA
STABILIZER TEMPERATURE
BassSw
Vref
PROTECTION
A7-5
NC
TrebleSw
A7-11
1
9
4
7
7955
BC847B
0264
1
ITV only
For Radio
purpose
2
AudioSupply10V|14VA
2957
A5
A4
MainAudioL|Mono
A5-49
7954
*
4905
* for ITV only
1
Buzzer
*
NC1
A7-2
7
*
5
8
Volume
2
4
A7-3
+
-
VlotAux8V
6953
2950
10u
9953
7956
BC857B
AudioSupply10V|14VA
AudioSupply10V|14VA
BZX284-C3V3
+
STABILIZER TEMPERATURE
PROTECTION
Vref
9958
3
6
MainSupplyGnd
AudioSupplyGnd
Sound Control
Sound Amplifier
1W
Smart Sound
Basic Sound
2W/3W/4W
*
2972
2973
2974
2975
3973
3974
3975
3976
3977
3978
3979
7952
7955
33nF
100nF
82nF
10nF
470R
6K8
-
2952
2954
2956
2957
7953
7954
-
2n2
-
-
2n2
220nF
-
-
G
H
-
220nF
-
-
-
TDA7052B
-
Jumper
TDA7056B
5K6
-
-
-
-
-
-
-
1K8
BassSw TrebleSw
1K8
ON
L
L
12K
OFF
H
H
220R
BC847B
BC847B
CL 96532047_006.eps
260599
42
L9.2A/78
7
Esquemas Elétricos e Guias de Placas
0217 E6
0218-A C2
0218-B B2
0218-C D2
0230 C5
0232 E4
0234 F6
0249 B5
1150 E3
1151 F3
1152 D3
1153 B3
1154 C3
2171 B4
2172 C4
2173 E3
2174 E3
2176 F3
2177 F3
3150 B3
3151 A3
3152 C3
3153 B3
3155 D4
3156 E3
3157 F3
3158 E2
3159 E2
4150 F5
4151 A3
4152 B2
4153 B3
4154 F2
4156 D3
6161 D4
1
2
3
4
5
6
7
8
9
10
11
12
CINCH FRONTAL + FONE OUV.
FRONT CINCH
A
B
C
D
E
F
4151
LEFT
3151
5
6
1K
0249
4
3
TO 0260 OF
YKC21-5599 4
0218-B
2
OR
1
Front I/O Configuration
4153
SC1
SC1,Front
Mono Cinch Mono
SC1,SC2
Stereo
SC1,Front
Cinch Stereo
SC1,SC2,Side
AV Stereo
RIGHT
3153
1K
Front|Ext1AudioL
A5-47
A5-48
8
9
A,B,C
0218
0230
0249
2171
2172
3150
3151
3152
3153
3155
4151
4152
4153
4155
4156
6161
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
B,C
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Front|Ext1AudioR
Yes
Yes
-
Yes
Yes
Yes
YKC21-5599 7
0218-A
330pF
-
-
330pF
330pF
-
47K
-
-
-
4151,4153 for stereo set without front cinch
9122 for mono set without front cinch
4152 For Mono set Only
1K
-
47K
47K
1K
-
-
1K
-
TO 0229 OF
OR
0230
4156
Front|Ext1Video
Ext1Video
1
2
3
-
-
-
-
Yes
VIDEO IN
-
Yes
Yes
Yes
-
-
-
-
Yes
2
3
-
-
-
Yes
-
-
YKC21-5599 1
0218-C
Ext1|2
A6-57
Headphone Configuration
HEADPHONE / SPEAKER
Headphone
Stereo
Headphone
Stereo
0232
0234
2173
2174
2176
2177
3156
3157
4154
Yes
Yes
Yes
-
0232
0217
330pF
10uF
330pF
10uF
270R
270R
-
330pF
10uF
330pF
10uF
270R
270R
Yes
1
6
5
4
2
3
7
8
9
YKB21-5099A
1
2
3
2174
FOR
3156
INDIA
ONLY
120R
4u7
4150
SpkrLpIn
SpkrLpOut
SpkrLpIn
A10-66
0234
1
2
3
4
TO
SpkrRpIn
A11-70
0247
OF
SpkrRpOut
SpkrRpIn
2177
4u7
3157
120R
OR
5
SpkrLpOut
SpkrRpOut
SpkrRpIn
SpkrLpIn
A11-73
A10-67
NOTE : 0191 use 242202604471 for INDIA only
for other regions use 242202604747
G
H
CL 96532028_047.eps
070499
1
2
3
4
5
6
7
8
9
10
11
12
L9.2A/78
43
7
Esquemas Elétricos e Guias de Placas
0214 B11
0216 A11
0223-A G3
0223-B F3
0223-C E3
0223-D D3
0223-E C3
0223-F B3
0223-G H3
0223-H E3
0223-I C3
0227 B11
0229 E11
0233-A B2
0233-B B2
0260 E11
1100 A4
1101 B3
1102 C3
1103 C3
1104 D3
1105 E3
1106 E3
1107 F4
1108 F4
1109 G4
2110 C4
2111 C4
2112 E4
2113 E4
2114 F5
2115 G5
2135 F5
2136 F6
2137 F6
3110 A4
3111 B4
3112 A5
3113 B5
3114 C5
3115 C5
3117 D5
3118 E5
3119 E5
3120 F5
3121 F5
3122 F5
3124 G5
3125 G5
3127 E5
3128 C5
3129 D4
3140 F6
3141 G6
3145 E6
3146 F6
3147 F6
4120 D6
4121 E6
4122 E6
4146 F6
4147 F6
4160 D6
6110 A4
6111 B4
6116 D4
6121 F4
6122 F4
6123 F4
6124 G4
6125 G4
7116 G5
7118 F6
9145 B4
9170 D6
1
2
3
4
5
6
7
8
9
10
11
12
CINCH I/O TRAS.
* For ITV Only
3112
100R
Ext2C
0216
0227
0214
A
B
C
D
E
F
1
2
Ext2C
A6-55
A12-55
A12-55
A12-56
VideoOut
S_VHS
(ITV MonitorOut)
8
3
7
C
Y
3
4
Ext2Video|Y
Ext2AudioR
6
5
4
9
A12-54
A12-42
A12-41
Ext2Video|Y
9145
A6-54
A12-54
2
1
20
21
1
11 10
0233-B
2
0223-F
LEFT
0233-A
3
Ext2AudioL|Mono
ScartPin8|SVHS
Ext2AudioL|Mono
4
A7-12
3113
1K
A5-41
A12-41
18
19
AudioOutR
1
2
3
REAR 2
A12-44
A12-43
0223-E
RIGHT
AudioOutL|Mono
Ext2AudioR
3114
1K
A5-42
A12-42
15
16
17
0223-I
*4120
Use when front I/O is absent
Front|Ext1Video
13
14
A12-75
Ext1Video
0223-D
LEFT
A6-57
A12-57
3117
1K
Ext1AudioL|Mono
11
12
A11-68
A12-68
REAR 1
ExtAudioMono
4121
4122
0260
Front|Ext1AudioMono
Ext1AudioL|Mono
1
2
A5-38
A12-38
(w/o front Cinch)
0223-C
RIGHT
To 0252 of
A12-72
A12-68
or 0249 of
3127
1K
3
Front|Ext1AudioMono
8
A11-72
A12-72
4
ExtAudioMono
(/w front Cinch)
9
A12-38
10
+5VA
0223-H
0229
3145
680R
2136
Front|Ext1Video
Ext1Video
1
2
3
To 0253 of
or 0230 of
A12-75
A12-57
3120
75R
VideoOut
6
7
4146
3146
A6-56
A12-56
A5-56
VIDEO OUT
1u
330K
4147
0223-B
LEFT
AudioOutL|Mono
2137
7118
A5-43
A12-43
3121
150R
3147
270R
470n
4
5
BC847B
3140
VlotAux8V
6123
8V4
220K
3141
0223-A
AV_Mute
7116
BC847B
BZX79-C6V8
A7-13
A12-13
1K
MONITOR
OUT
G
H
RIGHT
0223-G
3124
150R
AudioOutR
1
A5-44
A12-44
2
3
6125
BZX79-C6V8
CL 96532047_007.eps
260599
1
2
3
4
5
6
7
8
9
10
11
12
44
L9.2A/78
7
Esquemas Elétricos e Guias de Placas
VG2 F10
0165 B8
0244 G3
0245 C2
0254 D8
1300 B8
2313 F4
2323 D4
2331 B4
2341 F6
2342 H3
2343 H4
3311 F3
3312 F4
3313 F4
3314 E4
3316 D5
3317 C6
3321 D3
3322 D4
3323 E4
3324 C4
3326 C5
3327 C6
3331 C3
3332 C4
3333 C4
3334 B4
3336 A5
3337 B7
3341 E6
3347 F5
3348 E6
3349 F7
3350 F7
5341 G3
5342 H3
6311 E5
6321 C5
6331 B5
6341 A5
6342 G4
6343 G6
7311 F4
7312 E5
7313 E5
7321 D4
7322 C5
7323 D5
7331 B4
7332 B5
7333 B5
9300 F4
1
2
3
4
5
6
7
8
9
10
11
12
PAINEL CRT
160V
160V
A
B
C
D
E
F
190V
160V
160V
160V
7332
BF422
129V
129V
129V
0165
GND
140V
7333
BF423
1V2
129V
7331
2V4
BF422
1V9
1300
1
3
4
5
6
7
8
9
160V
Blue
V16
Blue
V14
0245
190V
3317
1K5
Green
BLKCURINFO
6
5
7322
BF422
OLDGND
V12
V13
Green
Red
3327
1K5
BLUE
140V
TO 0243
4
Red
GREEN
OF
7323
BF423
1V2
129V
3
V11
7321
2V4
2
1
RED
BF422
V15
1V9
OLDGND
160V
0254
1
4
Ground
G
5
Heater
6
Heater
190V
7
OLDGND
7312
BF422
8
VG1 VG2
CRT
9 Pin
12 Pin
9
140V
GND
VG1
Pin 1
Pin 6
Pin 9
Pin 8
Pin 7
Pin 5
Pin 4
Pin 3
Pin 1 & 12
Pin 5
10
11
12
129V
7313
BF423
1V2
Green
VG2
Pin 6
7311
2V4
Pin 7
BF422
NEWGND
Red
Pin 8
1V9
Heater
Heater
Blue
Pin 9
NEWGND
Pin 10
Pin 11
NEWGND
9300
VG2
EHT
FOCUS
6342
OLDGND
V11 R
V13 B
V15
OLDGND
1N4148
FROM MAIN CHASSIS LOT OF
G
H
160V
0244
1V / div DC
10µs / div
1V / div DC
10µs / div
50V / div DC
10µs / div
OLDGND
3
TO
5341
2
1
FILEMENT
0220 OF
22u
V12 G
V14
V16
5342
22u
NEWGND
OLDGND
1V / div DC
50V / div DC
50V / div DC
10µs / div
20µs / div
10µs / div
CL 96532047_008.eps
260599
1
2
3
4
5
6
7
8
9
10
11
12
46
L9.2A/78
7
Esquemas Elétricos e Guias de Placas
0239 F2
0240 F4
1861 B4
2861 C2
2862 C2
2863 E3
2864 B3
2865 B3
2866 B3
2867 B4
2868 B4
2869 B5
2870 D3
2871 D3
2872 D3
2873 D4
2874 D4
2875 B6
2876 D5
2877 D5
2878 D6
2879 D6
2880 C7
2881 D7
2882 D7
2883 D7
2884 B7
2921 E10
2922 D10
2923 F11
2924 E11
2925 F11
2971 B10
2972 B10
2973 C11
2974 B11
2975 C11
3861 D3
3862 D3
3863 D3
3864 B3
3865 D5
3866 D5
3867 D4
3868 E7
3869 E6
3871 B5
3872 B5
3873 C6
3874 D6
3899 H5
3921 D9
3922 E9
3923 D10
3924 E10
3925 E10
3926 E11
3927 E10
3928 F10
3929 F11
3930 E9
3931 D9
3971 A9
3972 B9
3973 A10
3974 B10
3975 B10
3976 B11
3977 B10
3978 C10
3979 C11
3980 B9
3981 A9
4861 C7
4862 E8
4901 G4
4902 D9
4907 A9
4908 B11
6861 C5
7861 C3
7862 C7
7871 B6
7921 E9
7922 F10
7923 F11
7951 B9
7952 C10
7955 C11
9950 E11
9955 G4
1
2
3
4
5
6
7
8
9
10
11
12
DECODIF. BTSC + SELEÇÃO DE FONTE + SMART SOUND (ESTEREO)
SMART SOUND (STEREO)
LLp|Mtrap
Ext1|2
C1-23
C1-9
+9V
A
B
C
D
E
F
3973
470R
AudioL|Mono
C2-79
AUDIO SOURCE SELECT
AUDIO DECODING
7871
BC635
A14
7951
BC847B
+9V
VlotAux13V
2971
470n
3974
6K8
MainAudioL|Mono
C2-49
+9V
4908
1861
CSB
514K5
3871
220R
16
9
10
3977
1K8
VDD
MSB
LSB
LOGIC
7952
BC847B
7862
7861
TDA9851 5
6
3
4
8
9
16
HEF4052BT
A8
A7
2880
1u
LL
3873
3K9
1
5
OUTL 12
OUTR 13
A9
2861
2u2
7
COMP
SIF
A5-46
C1-46
STEREO
DECODER
DEMATRIX +
MODE SEL
7955
BC847B
AVL
LH
HL
HH
H
L
A10
A12
21 FDI
2882
1u
3865
100R
2
4
3
SDA 24
20 FDO
DETECTOR
FILTER
+ RF
2
SUPPLY
I
C
SCL
1
TrebleSw
+ VCA
+9V
C1-11
11
BassSw
NC
A11
C1-5
3866
100R
3923
470R
AudioR
19 18 17
2
15 22 14
10
23
2881
12
LL
C2-80
1u
2883
LH
HL
HH
H
L
14
15
A13
1u
13
A15
MainAudioR
7921
BC847B
2921
470n
3924
6K8
9950
11
C2-77
VSS VEE
8
7
6
3927
1K8
4862
+9V
7922
BC847B
0239
0240
1
2
3
1
2
3
SIF
SDA
SCL
C1-46
A5-47
A5-48
C1-24
A7-24
A7-25
C1-25
Front|Ext1AudioL
Front|Ext1AudioR
4
4
7923
BC847B
VlotAux13V
5
5
6
6
7
LLp|Mtrap
TrebleSw
7
A7-23
C1-23
8
8
To 0239 of
To 0240 of
A7-11
C1-11
A7-5
C1-5
A7-3
C2-3
A7-2
C2-2
Front|Ext1AudioL
Front|Ext1AudioR
9
9
9955
4901
BassSw
Volume
Buzzer
Ext1|2
AudioOutGnd
Ext1AudioGnd
MainAudioGnd VlotAuxGnd
SIFGnd
A5-47
A5-48
10
11
12
13
14
15
16
17
10
11
12
13
14
15
16
17
G
H
VlotAux8V
VlotAux5V
A7-9
C1-9
3899
RES
AudioSupplyGnd
AudioSupply10V|14V
CL 96532047_010.eps
260599
1
2
3
4
5
6
7
8
9
10
11
12
L9.2A/78
47
7
Esquemas Elétricos e Guias de Placas
0246 C9
1
2
3
4
5
6
7
8
9
10
11
12
0247 C11
2950 C3
2951 D6
2952 B6
2953 B5
2955 E10
2957 B7
2958 D9
2959 D9
2960 D9
2961 D9
2962 C6
2963 C5
2964 A8
2965 A8
3950 D4
3951 C3
3953 D5
3954 A8
3955 A8
3961 B3
3962 B3
3963 C3
4905 C8
4906 C8
6953 C4
6954 D3
7954 B6
7956 D5
9958 E10
AMPLIFIC. DE ÁUDIO
2964
3954
A
B
C
D
E
F
AudioR
C1-80
RES
RES
2965
3955
AudioL|Mono
C1-79
RES
RES
AudioSupply10V|14V
2953
220n
MainAudioL|Mono
C1-49
7954
TDA7053A
5
3961
RES
Buzzer
A16
VP
C1-2
*ITV
4
2
16
0247
2963
220n
MainAudioR
1
2
13
0246
SpkLpIn
1
2
4905
4906
C1-17
SpkLpOut
Speaker Left
A17
To 0234 of
STABILIZER TEMPERATURE
Vref
3
3
4
PROTECTION
4
5
SpkRpOut
SpkRpIn
Speaker Right
Volume
A18
C1-3
6
8
12
9
6953
BZX79-C3V3
2950
22u
3951
0R
+9V
7956
BC857B
NC
3
A19
1
11 15
7
14
10
9958
BTSC DECODING + SOURCE SELECT + SMART SOUND
SOUND AMPLIFIER
AudioSupplyGnd MainAudioGnd
Headphone
Smart Sound
Basic Sound
AV
No AV
No Headphone
2922
2923
2924
2925
2972
2973
2974
2975
3923
3924
3925
3926
3927
3928
3929
3973
3974
3975
3976
3977
3978
3979
7922
7923
7952
7955
33nF
100nF
82nF
10nF
33nF
100nF
82nF
10nF
470R
6K8
-
2882
2883
2884
3868
3869
4861
4862
1uF
1uF
100nF
3K3
3K3
-
-
0247
4905
4906
Yes
-
-
-
-
-
Yes
Yes
-
-
-
-
-
-
-
Yes
Yes
-
-
-
A16 R+
A18 L+
-
7862 HEF4052BT
-
Jumper
5K6
-
1K8
-
1K8
-
12K
-
0.2V / div AC
0.5ms / div
0.2V / div AC
0.2ms / div
220R
470R
6K8
-
-
Jumper
A17 R-
A19 L-
5K6
-
-
-
-
-
-
-
-
-
1K8
G
H
1K8
12K
220R
BC847B
BC847B
BC847B
BC847B
0.2V / div AC
0.5ms / div
0.2V / div AC
0.2ms/div
CL 96532047_011.eps
260599
1
2
3
4
5
6
7
8
9
10
11
12
L9.2A/78
49
7
Esquemas Elétricos e Guias de Placas
50
L9.2A/78
7
Esquemas Elétricos e Guias de Placas
0104 A4
0246 B10
0247 B11
2950 E3
2951 E5
2952 C4
2953 B4
2954 A7
2955 D10
2956 E5
2957 C7
2958 C9
2959 C9
2960 C9
2961 C9
2962 C4
2963 C4
2964 E6
2965 A7
2966 A7
3950 E3
3953 E5
3961 C3
3962 C3
3963 C3
4988 E9
4990 D10
6953 E4
7953 B6
7954 C6
7956 E4
9950 B9
9952 B9
9958 D10
1
2
3
4
5
6
7
8
9
10
11
12
AMPLIF. AUDIO ITT
2 x 3W SOUND AMPLIFIER
For /94 only
0104
A
B
C
D
E
F
AudioSupply10V|14VA
5
4
3
7953
0247
4
TDA7057AQ
0246
SpkrLpIn 1
2
3
1
5
7
13
11
10
8
1
2
9952
9950
8V5
8V5
8V5
8V5
2V4
0V7
2V4
0V7
IN1
VP OUT1P
OUT1M
SpkrLpOut
2
3
4
1
Speaker Left
DCVOL1
IN2
To Surround_Sound Panel
To 0234 of
3
OUT2M
SpkrRpOut
SpkrRpIn
Speaker Right
4
DCVOL2
OUT2P
5
2953
220n
MainAudioL|Mono
2
6
12 9
D1-49
3961
RES
Buzzer
2 x 1W SOUND AMPLIFIER
D1-2
AudioSupply10V|14VA
2963
220n
MainAudioR
A25
A26
D1-78
AudioSupply10V|14VA
AudioSupply10V|14VA
7954
TDA7053A
5
VP
4
2
16
13
4990
9958
AudioSupplyGnd
MainAudioGnd
STABILIZER TEMPERATURE
Vref
A27
A28
PROTECTION
Volume
D1-3
6
8
12
9
4988
For Engineering Purposes (AI) only
6953
2950
22u
VlotAux8V
BZX79-C3V3
7956
NC
3
BC857B
1
11 15
7
14
10
SOUND SYSTEM
EUROPE-NICAM/2CS
NAFTA/LATAM-BTSC
AP-NICAM/2CS/Multi-Mono AP-RF-Mono/AV-Stereo
MSP/BSP SOUND
DIVERSITY TABLE
*
Side AV
No Side AV
Side AV
No Side AV
Side AV
No Side AV
Side AV
No Side AV
0248
2801
2804
2811
2812
2827
2837
2838
3899
4801
4802
4803
4804
4805
4806
5801
Yes
22p
-
Yes
-
Yes
-
Yes
-
22p
22p
22p
22p
22p
-
-
SOUND AMPLIFIER
22p
22p
22p
22p
22p
22p
-
-
2x1W
2x3W
-
-
-
-
-
-
220n
220n
-
-
-
4u7
-
4u7
-
4u7
-
4u7
1n
1n
2954
2957
2965
-
220n
-
100n
A25 L+
A26 L-
10u
10u
4u7
4u7
-
100p
100p
5k6
100p
47p
47p
47p
47p
47p
47p
220n
100p
47p
47p
47p
47p
47p
47p
7953 TDA7053A
-
4k7
-
-
-
-
-
-
7954
9958
-
TDA7057AQ
-
Jumper
Jumper
Jumper
Jumper
-
Jumper
Jumper
Jumper
-
Jumper
Jumper
-
Jumper
Jumper
-
Jumper
Jumper
-
-
-
Jumper
G
H
Jumper
-
-
0.2V / div AC
0.5ms / div
0.2V / div AC
0.2ms / div
-
-
-
-
-
-
-
-
-
-
-
-
Jumper
Jumper
22u
Jumper
Jumper
22u
Jumper
Jumper
15u
Jumper
Jumper
15u
Jumper
Jumper
-
Jumper
Jumper
-
HEADPHONE
Headphone No Headphone
A27 R+
A28 R-
-
15u
15u
7803 MSP3415D MSP3415D MSP3435G MSP3435G MSP3415D MSP3415D BSP3505D BSP3505D
0247
9950
9952
Yes
-
9801
9802
9803
9804
Jumper
Jumper
-
-
-
-
-
-
-
-
Jumper
Jumper
Jumper
Jumper
-
-
-
-
-
-
-
-
-
-
Jumper
Jumper
Jumper
Jumper
Jumper
Jumper
Jumper
Jumper
Jumper
Jumper
Jumper
Jumper
0.2V / div AC
0.5ms / div
0.2V / div AC
0.2ms/div
CL 96532047_012.eps
260599
1
2
3
4
5
6
7
8
9
10
11
12
L9.2A/78
51
7
Esquemas Elétricos e Guias de Placas
0250-A C2
0250-B D2
0250-C B2
0251 B5
0252 B2
0253 A5
0261 D5
1152 A3
1153 D3
1154 C3
2171 D4
2172 C4
2173 C3
2174 D3
3150 D4
3151 C3
3152 C4
3153 B3
3155 A4
5010 C4
6161 A3
9152 C3
9153 B3
9155 C4
1
2
3
4
5
AV LATERAL
TO (Large Screen)
CHASSIS 0229 OF
0253
1
A
B
C
D
E
F
A
B
C
D
E
F
2
3
OR
2
3
1
(Small Screen)
#
0250-C
FROM
OR
(Large Screen)
CHASSIS 0227
#
0252
1
2
3
4
9153
Ext1AudioR
*
*
TO (Large Screen)
MAIN CHASSIS
0260
#
0251
(Small Screen)
0260
3153
8K2
1
2
3
8
9
7
(FOR ESD)
TO (Small Screen)
SOUND
0248
OR
0227
PANEL
*
*
*
0250-A
Ext1AudioL|Mono
SIDE-TOP.EPS
030399
3151
8K2
*
5
6
4
#
0261
0250-B
1
TO
2
3
(Large Screen)
CHASSIS 0262
4
5
6
* For 21" and below
# For 25" and above
0251 For Chassis with Rear Scart
3150 47K
3151 1K
For Chassis with Rear Scart
For Chassis with Rear Cinch
BZX79-C6V8
0252
0261
47K
3152
3153 1K
6161
9152 For mono set w/out front cinch
For stereo set w/out front cinch
9153
CL 96532028_052.eps
070499
1
2
3
4
5
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