1 Eletrônica J.E. (http://www.eletronicaje.com.br) Colour Television Chassis 14PT314A/78 14PT316A/78 14PT414A/78 14PT616A/78 20PT324A/78 L9.2A 20PT326A/78 20PT424A/78 20PT524A/78 21PT434A/78 21PT534A/78 AA ç Volta ao Menu CL 96532047_013.eps 270599 Conteúdo 1 Página Especificações Técnicas, Conexões e Visão Geral do Chassis 2 Precauções de Segurança e Manutenção Instruções, Avisos e Notas 3 Instruções de Uso 4 Instruções Mecânicas 5 Modos de Serviço, Códigos de Erro e Descoberta de Falhas 6 Diagrama em Blocos , Pontos de teste, I2C e vista geral da tensão de alimentação Localização de Falhas Diagrama da tensão de alimentação Diagrama em Blocos Vista Geral dos pontos de Teste 7 Esquemas e Painéis 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) E/S Traseira Cinch (Diagrama A12) Painel CRT (Diagrama B) 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) 8 Ajustes 9 Descrição do Circuito Lista de Abreviações 10 Lista de material Impresso no Brasil 08/2001 Sujeito a Modificações 2 3 5 13 14 21 25 26 27 Diagr. 28 30 31 31 32 38 39 40 41 42 43 44 46 47 49 50 51 53 57 62 64 Painel 34-37 34-37 34-37 34-37 34-37 34-37 34-37 34-37 34-37 34-37 34-37 45 48 48 45 45 51 Todos os Direitos Reservados 4806 727 17246 L9.2A/78 1 2 3 4 5 6 7 8 9 10 11 12 Vref 3V2 (2V2) 3534 OVERVOLTAGE PROTECTION E/A OUT Dmax & SOFT-START CONTROL FOLDBACK FOLDBACK INPUT 220K 3509 CURRENT SENSE INPUT 5 Iref 2521 6560 800mA MP 68K 6590 BAS216 220u 1m 2561 MainAux 4510 Vaux 0241 * For ITV Only D 5 4 For ITV Only 3 EGP20DL 18V 2m2 2n2 VBATT ADJ 2545 F01 TO SIN OF (2V) P6 EAR 3570 100p 10R * AUDIO O/P 5570 2W/3W 5572 1W F Europe Only 1n5 6 UVLO1 AudioSupply10V|14V 10u AudioSupplyGnd 2572 BAV21 4n7 6537 2541 3538 5571 2570 T1.6A 100MHZ 100K E 2571 1571 * 5572 MainSupplyGnd HOT GROUND Vref G ...V... Normal Operation (...V...) StandBy Operation 11 2V4 (2V4) P1 P1 300V DC P5 9V5 DC SDM 15V DC SDM P5 8V DC 2522 2n2 P3 13V DC P6 17V DC SDM P4 9V5 DC SDM P6 15V DC P4 95V DC 220K 9V5 6570 5570 100MHZ 47R 3541 * 2U2 15K 3595 1572 5521 3513 P5 1n P3 3512 220p 2565 5573 100MHZ 2560 Soft Start & Dmax 7 1V1 (1V) 2586 100R 820p 2510 470p 12 R27 2518 3518 3519 1n 10K 1N5062 100u 2540 150R CURRENT SENSE 1u 330p 11 C For ITV Only 1 Vcc OVERVOLTAGE MANAGEMENT ERROR AMP 10K 3597 6584 4 THERMAL 2530 13 1n 2533 3 Vovp out 2.5V 2V5 FEEDBACK (2V5) 4U7 5502 1V2 GND 4 Reset (REDUCED FREQUENCY) 14 VOLTAGE 5540 6540 100n BUFFER SHUTDOWN RES 3517 6521 Q STANDBY 0V7 (1V7) 6K8 2532 OUTPUT Latch Iref 12 RPstandby 2 330p 2537 39K 3532 1 2 0255 2 SignalGnd 18K Set 15 RFstandby (2V5) 2V5 10 13V 10 2550 1n BYV27-200 BAV21 4K7 (2V6) Vc Vosc (12V7) 3528 Vosc prot OSCILLATOR 18V SUPPLY & Vref UVLO1 enable INITIALIZATION BLOCK 2n2 560p 3536 Sync C T 100MHZ S 0V 4 VBatt MainSupply95V 1 3539 2V6 BY229X-600 2590 3540 9 100MHZ 95V (13V2) 14V 470p 3524 Iref BLOCK Vdem out Iref 2531 Vref 16 15 5516 308V G 1 Vcc REFERENCE MANAGEMENT 2 6550 1 2 2524 82K 3520 82p P3 2V5 16 (2V5) DEMAGNETICATION 8 Vdem in 0V3 5550 9V5 Rref 2520 3521 330R 100n 6520 2517 1V2 4R7 3529 2529 10K 7520 MC44603A 2509 D 1 3537 7518 STP6NA60(318V) 470R P2 9503 100MHZ 5552 33K 3510 6510 2 14 13 3525 33R P4 7 1N5062 3548 t B57237 0213 220u 3547 5545 2084 820p 6507 BYD33J 2n2 9506 t B57237 B 1N5062 1N5062 3506 2R2 220u 2511 2508 6505 6508 4M7 3542 4 1 DMF-2405 2M2 3502 0211B 5 9501 6 A 1N5062 6503 3K9 8 3 5500 2 3530 9 10K 309V BYD33J 3 0211A 3 5501 2 4 1 DMF-2820 BZX79-C20 4 470R T4A 470n 1 1500 1 220n 2500 2 2502 SDKE 0231 2 6502 1N5062 DSP 3501 2506 MAINS 150 - 276 V SINGLE RANGE 90 - 276 V FULL RANGE 2505 BZX79-C30 3505 6504 2n2 33n 9500 3596 0V7 VlotAux13V P1 6500 6501 2501 for ITV only 7590 BC847B 7591 BC847B FOR USA ONLY 3 2 3504 9504 Fishhooks for Brazil only 13V 2 t+ ZPB 3503 2n2 2504 2 DEGAUSSING COIL 0211 22K 1 1 3598 BAS216 3 1 0212 B2P3-VH 6585 G5P 1580 BAS216 FONTE DE ALIMENTAÇÃO 2534 28 50V / div DC 5ms / div P2 P2 2V / div DC 10µs / div H 2V / div DC 10µs / div CL 96532028_034.eps 070499 1 2 3 4 5 6 7 8 9 10 11 12 F01 F9 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 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 L9.2A/78 1 2 3 4 5 6 7 8 9 10 11 12 DEFLEXÃO HORIZONTAL A 0221A FISH HOOKS FOR BRAZIL ONLY 2408 22R 22n 1 3425 10K 3423 6K8 3424 470n 2K2 4401 2418 2410 2412 33n 47u 3411 BYD33D 1R 6405 9404 1m Vlot8V 1400 1m 8n2 2407 6404 BYD33M 680p 27R 2416 6412 L7 1n5 AP 14" 8.2nF 100uF 680pF NA 1R 1K 15K NA 56 uH NA 15uH Jumper NA NA NA Yes 10nF 100uF 680pF NA 1R 1K8 10K NA 56uH NA 15uH Jumper NA NA NA Yes 11nF 100uF 330pF NA 2R2 2K2 10K NA NA Linearity Drum 22uH Jumper NA NA Yes NA 2407 2411 2416 2434 3411 3414 3415 5401 5404 5406 5408 6434 9402 9408 9424 9425 9.1nF 100uF 680pF NA 1R 1K 15K NA 56 uH NA 15uH Jumper NA NA NA Yes 3 20" 11nF 100uF 680pF NA 1R 1K8 10K 100uH NA NA 15uH Jumper NA NA NA NA 4 FILEMENT 2 +160 21" CHINA 21" 10nF 100uF 330pF NA 2R2 2K2 10K NA NA Linearity Drum 22uH Jumper NA NA Yes NA 2407 2411 2416 2434 3411 3414 3415 5401 5404 5406 5408 6434 9402 9408 9424 9425 11nF 100uF NA NA 2R2 2K2 10K NA 56uH Linearity Drum 22uH Jumper NA NA NA NA 5 TO 0224 OF CRT PANEL 3 470u 2417 7403 BC847B 3412 3418 1R 150K 1K 21" 0220 1 10K 3427 20" 6406 1N4148 8V7 F BC857B 7404 2V4 5V7 HEW_Protn 3428 6V1 BZX79-F6V2 14" 3426 9.1nF 100uF 330pF NA 2R2 2K2 10K NA 56uH Linearity Drum 22uH Jumper NA NA NA NA 6408 10nF 100uF 560pF NA 1R 1K8 10K NA 27uH NA 15uH Jumper NA NA NA Yes Vlot8V 47K 8.2nF 100uF 680pF NA 1R 2K7 12K NA 56uH NA 15uH Jumper NA NA NA Yes BAS216 3419 2407 2411 2416 2434 3411 3414 3415 5401 5404 5406 5408 6434 9402 9408 9424 9425 1N4148 22K 11nF 1uF NA NA 1R Jumper 10K NA 56uH Linearity Drum 27uH Jumper NA NA NA NA 1N4148 10K 11nF 1uF 560pF NA 1R Jumper 10K 100uH NA NA 27uH Jumper NA Yes NA NA 2K2 1u 21" 6418 3440 20" 6419 3441 6415 3436 2411 14" E -13V BYD33D 1N4148 21" USA 2 D L6 ITV fish hook 6403 2407 2411 2416 2434 3411 3414 3415 5401 5404 5406 5408 6434 9402 9408 9424 9425 7402 BU1508DX C VlotAux5V 3 5 2403 7400 BF422 5K6 BRAZIL 1R 88V 3403 5U6 9.1nF 1uF NA NA 1R 1K8 12K NA 56uH NA 27uH Jumper NA NA NA Yes BYD33D 2414 470p 2405 3432 4K7 U10 3402 47n 5444 47n 2401 2400 75R 330p 3420 2402 5410 2407 2411 2416 2434 3411 3414 3415 5401 5404 5406 5408 6434 9402 9408 9424 9425 3417 31V 0V4 100R 20" 10 4 3421 14" VlotAux13V L5 6410 9 4n7 2406 1N4148 6400 6401 1N4148 L1 9403 A7-20 A6-62 A4-62 BYD33D 6 BYD33D -0V2 12K 6402 2415 100u L3 L2 3404 ABLinfo L4 47n 6434 Vlot8V HdriveUC Europe 2409 3431 2434 BAS216 Hflybk A7-8 220K BAV21 BCL_Protn VG2 8 82K 3400 3434 47K 9V5 A7-32 A4-32 2u2 2431 6432 1N4148 4435 6435 BAS216 VFOC PANEL 2 6431 13V TO CRT 7 B 13V 470u 9408 3474 7401 BC857B 6414 BZX79-C12 15K 4K7 9402 4K7 3406 3405 5406 DC12 12u 5401 9425 10K 3435 27u 3433 10V TO PICTURE TUBE 5408 220K CRT_Discharge A6-63 7431 A3-63 BC857B EHT 6413 100R 1 56u MainAux 5445 AT2078 VH 5404 VlotAux13V 3414 1 3R9 3415 47u 9424 BYD33D +160 HORIZONTAL DEFLECTION COIL 4 220R BYD33M 330n 27u 2420 MainSupply95V 0221 3407 6433 560n 2404 5551 2551 VBatt 3416 2413 0221C 6409 22u 0221B 2432 30 A4-81 10K For USA only G L1 L1 1V / div DC 20µs / div 6 7 1V / div DC 20µs / div 8 L2 L2 0V DC 2V / div DC 20µs / div 9 L3 100V / div DC 20µs / div 10 L3 0V DC L6 8V DC L4 13V DC L6 2V DC L4 0V1 DC L7 -13V DC L5 8V DC L7 -0V2 DC L5 0V2 DC 11 12 H 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 L9.2A/78 3268 Hflybk A7-32 4 3463 2237 33K 100p 2238 1V 100u 2n2 2244 2232 47 1V4 50 2V4 RES 1u 2235 C VlotAux8V VlotAux8V HEW_Protn ABLinfo A6-62 220K 4R7 D A2-81 3275 S4 S3 100n 1n 2239 4M7 2257 AVL 2470 390R 4n7 3471 3466 7469 BC847B 0V 2K2 46 1V4 4M7 D 3271 220R D VDRA 2K2 4R7 3472 3465 A2-63 F5 3464 VdrivePos A4-65 CRT_Discharge 3467 100n 2465 100R 3473 1K 3462 D 1R5 VSC I_REF 3270 15p -13V 220n 45 0V2 GND2 44 VDRB EHTO EWD 2242 52 4V A7-7 100p 2236 27K C 2255 10K VERTICAL DEFLECTION COIL 22u 5205 4V2 51 Hdrive 40 HOUT 2V3 39 DECDIG 5V 41 FBISO 0V7 C B S2 37 8V 42 3V 3272 100n 2467 3468 220R 470p 2462 1 2 THERMAL PROTECTION GND 0222 OUT 5 POWER AMPLIFIER FISH HOOKS FOR BRAZIL ONLY 15K S1 F3 0V5 1V F2 0222A FLYBACK GENERATOR 1 IN- 7 IN+ 0222B 7250-D TDA8844 43 PH1LF 3V8 3266 3273 3 FLYB B 220n -13V 6 VSUPO 5405 27u 1K 2243 13V Vlot8V 1M V_P2 100u 220n 820p 470p 1V 2461 2K2 3460 C 1K 2460 VdriveNeg BYD33D 2466 100n 2463 3461 2464 7460 TDA9302H 2 VSUP F1 A4-64 B 6460 A VlotAux8V 3265 1n 18K VlotAux13V 6 +8VA 2241 10K 3469 B A 3274 3470 BZX79-C33 5 SINCRONISMO 2240 6461 A7-31 4 2n2 F4 V_Guard 3 1n A 2 1K A 1 3276 DEFLEXÃO VERTICAL 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 6 PH2LF 5 4n7 4 2234 3 39K 2 31 3269 1 7. 1u L9.2A 2233 Schematics and PWB’s VdriveNeg E E E A3-64 E VdrivePos A3-65 Europe F 14" 20" 21" USA 14" 20" 21" 3465 5R6 4R7 3R3 3465 5R6 3R9 4R7 3466 5R6 4R7 4R7 3466 5R6 4R7 3R3 Brazil 14" 20" 21" AP 14" 20" 21" 3465 3466 5R6 5R6 4R7 3R9 3R3 4R7 3465 3466 6R8 5R6 4R7 4R7 3R3 3R3 Sound System F F Stereo(RF-non_DBX/AV)US only Mono_RF/Stereo_AV Stereo(RF/AV) F 2242 M BG BG/I BG/DK I/DK M BG BG/I/DK/M 1uF 1uF 1uF 1uF - - - S1 1uF S2 S3 S4 G G G G 1V / div DC 20µs / div F1 F2 F3 F4 F5 1V / div DC 20µs / div 1V / div DC 5ms / div 1V / div DC 5ms / div H H H H 0.5V / div DC 5ms / div 0.5V / div DC 5ms / div 10V / div DC 5ms / div 2V / div DC 5ms / div CL 96532047_002.eps 250599 0.5V / div DC 5ms / div CL 96532028_037.eps 070499 1 2 3 4 5 6 31 1 2 3 4 5 6 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 32 SchematicsL9.2A and/78 PWB’s L9.2A 3 4 5 6 8 7 9 TUNER VIDEO IF (A/P) IntCarSIF 8 7 I1 2K2 22K 2006 1 2007 1002 SFSH 3 BAS216 3016 10K 680R 3 A Front|Ext1AudioR 5 2 TO 0240 OF 7 8 Ext2AudioL|Mono A5-43 Ext2AudioR A12-44 9 LLp|Mtrap 7 TrebleSw 8 BassSw 9 Volume 10 Buzzer 11 Ext1|2 12 A5-23 A7-11 A7-10 OR 10 VlotAux8V 4 6 6 A7-3 11 A7-2 12 A7-9 13 VlotAux8V TO 0239 OF B OR 13 MainAudioL|Mono A10-49 14 C 15 22n 15 FM|AM|Audio 16 AudioSupplyGnd 16 17 A5-45 A9-45 3R3 3207 Front|Ext1AudioL A11-47 A11-48 14 2004 10u 100K 3013 1 4 VlotAux5V 820n 5004 10n 4000 2012 2002 100R SIF A5-46 3 47p 5001 I6 2 AudioOutL|Mono A12-41 AudioOutR A12-42 2 I5 3001 SDA 1N4148 7000 BC847B 6003 100R A5-24 A7-24 100p 3020 2 1K 5 4 ADC SCL VlotAux13V 3021 +5 3015 A5-25 A7-25 SDA 3014 3 3000 SCL SCL 6006 3018 11 AS 2005 47n 15 2001 10 1 A5-25 3 3V1 18K MT 2003 9 34V SDA 5 1N4148 6 5V NC 1 6005 +5VA 100u 12 A5-24 1001 SFSH 9000 1 1V6 2 4K7 3017 BZX55-C33 2008 6007 1000 14 12 0239 0240 2252 12K 100n 15K TUNER 11 A7-6 VlotAux8V 7010 L78M05 3 1 7V6 2 10u 3003 VBatt 13 10 Dual|Mono VlotAux5V 3002 56p 2 32 22u 1 7. 17 AudioSupply10V|14VA 680R 3200 1K 3204 1K 3209 560R 7252 BC857B 390R 3206 3 1201 TPS 3212 O 1 I 470R 2 G 1M 2 A10-37 FM|AM|Audio 9221 3215 G (ITV MonitorOut) VideoOut A12-56 7253 BC857B 470R I 2 1203 TPS O 1 9220 10u O 470R 3 FM|AM|Ext_VC_AudioMono 2203 3216 1 A6-51 I G 3210 3211 4K7 4K7 F LLp|Mtrap A5-45 AudioOutL|Mono E CVBS_INT 3213 2256 220n 4223 3208 1200 TPS 470R 4u7 4210 5203 220p 5 2V9 3202 33p 2202 1K 3V3 220R 3201 I4 2201 100u 2220 PLLLF 15 3V4 9204 A9-38 A12-38 V_P1 IFDEM2 IFDEM1 56 4V7 55 4V7 8V6 2V6 1n ExtAudioMono 53 4V4 1K 4221 3 3205 6 2205 2227 8 470n 2 IFVO D 6u8 4222 7266 BC847B I2 AUDIOOUT 9002 7001 BC848B IFIN1 A5-46 5202 14 7250-A TDA8844 AUDIOEXT 4201 3K3 3004 10n 3019 2011 A5-23 A7-23 4 6 4V7 48 12 SIF GND1 DECSDEM 1K 3 1 IFIN2 3278 5 7 LLp|Mtrap 2V4 49 DEC_AGC 2 2200 s1 1K 1u 1N4148 1K 6004 3022 1K 3026 2010 120p 4251 TYPE 5002 3 2 1 4 4 AUDEEM 1 12p 3277 AGCOUT 1003 2009 3 SNDIF 1V 54 10K 3027 10n 2013 BA482 2207 I3 100n +5VA 6010 100n 9001 2206 +8VA A5-23 A5-43 A12-43 9219 G VlotAux8V AudioSupply10V|14V 3203 I2 I1 330R 3279 AudioSupply10V|14V I3 I5 I4 I6 AudioSupply10V|14VA 9507 7265 BC337-25 H 1K 3280 10K 0.2V / div DC 5µs / div AudioSupplyGnd 0.5V / div AC 20µs / div 1V / div DC 5µs / div 1V / div DC 2µs / div 1V / div DC 10µs / div 1V / div DC 20µs / div CL 96532047_004.eps 260599 1 2 3 4 5 6 7 8 9 10 11 12 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 Schematics and PWB’s L9.2A Esquemas Elétricos e Guias de Placas 1 2 3 4 7. 5 38 6 7 8 9 10 11 12 PROCESS. VIDEO A/P SCL A7-25 A SDA A7-24 BAS216 B DET V7 47R 19 2V6 V8 3258 2 3 3259 4 47R 5 3260 BLKIN RI GI 23 3V7 V4 R 6 1K BI RGBIN BCLIN 24 3V7 G 18 25 3V7 26 TO 0245 0F CRT PANEL 10K 30 2V4 3249 RYO 20 2V6 1 6213 22 2V9 1n XTAL1 C 1N4148 B 6214 100n Sys1|AM A7-26 3232 D A7-23 6n8 2218 2225 A7-35 3214 B_Txt|Osd 47n 220R G_Txt|Osd 2224 47p 2223 47n A7-36 LLp|Mtrap 33K R_Txt|Osd A7-34 47p 2230 Sys2|AMFM_ExtSel A7-27 47p 2229 33K 2228 3230 33K 7257 BFS20 6215 1N4148 3231 7258 BFS20 2222 3n3 2221 15p 1N4148 7259 BFS20 2248 4211 1208 3M579545 3M575611 29 2V9 BO V6 47R 100K 15p 1207 2247 BYO 5V 36 3225 34 2V5 4212 4213 3M582056 35 2V6 27 LUMIN 2V9 31 BYI 2V9 32 RYI 2V4 28 LUMOUT 2V9 0243 21 2V6 2250 V3 REFO CVBS_Y CHROMA 16 2V 2217 2u2 22n 9 6V8 33 15p V1 2246 470n V2 XTAL2 CVBS_INT 4M433619 A5-51 13 3V6 11 15p 2211 2216 75R CVBS_INT DEC_BG SECPLL 470n 1205 100R 3223 17 CVBS_EXT 1V3 10 CVBSO 2210 3218 3V3 38 1206 7250-B TDA8844 220n 560R Ext1Video A11-57 A12-57 BAS216 6218 3248 470n 2213 470n 2212 RO GO A7-22 6219 V5 3257 2V6 3219 CVBSTxt SDA SCL 3V3 7250-C TDA8844 8 7 9155 VideoOut A12-56 V10 V9 7256 BC847B VlotAux8V BAS216 6217 75R VlotAux8V 3224 3228 100R A12-54 Ext2C A12-55 100R 3247 100R Ext2Video|Y 2215 CRT_Discharge A2-63 A3-63 47n E FB_Txt|Osd A7-33 ASIA PACIFIC 1206 1207 - - - 1208 - 3.5795MXTL - 2217 2246 18pF - 18pF - 18pF - BINOMA 3221 3222 NTSC M 100R 560R PAL PB AV1 AV2 AV1,AV2,SVHS 2210 2212 470nF - 470nF - 470nF 1nF 2213 - 470nF 470nF - 3218 3223 100R 75R 100R 75R 100R 75R 4.43MXTL 3.5756MXTL 4.43MXTL 3.582MXTL 3.582MXTL 3.5756MXTL 3.5756MXTL 3.5756MXTL 3.5795MXTL 3.5795MXTL 3.5795MXTL 3.5795MXTL 3.5795MXTL 3.5756MXTL 3.5795MXTL 3.5795MXTL 4.43MXTL 18pF - - - 18pF 15pF 15pF - 15pF - 18pF - 2247 - - - - - 15pF - 15pF - 15pF - 3224 - 75R 75R 2248 2257 - 15pF - - 15pF - 15pF - 15pF 1nF 15pF 1nF 15pF 1nF 15pF 1nF 15pF 1nF 15pF - 3228 - 100R 100R 3206 220R 220R 220R 220R 270R 270R 270R 270R 270R 270R 270R 3208 82R 82R 82R 82R 220R 220R 220R 220R 220R 220R 82R 3213 3230 470R - 470R - 470R - 560R - 560R - 560R 33K 560R - 560R - 560R - 560R 33K 470R - 3231 - - - - - 33K - 33K - 33K - 3232 3277 Jumper Jumper Jumper Jumper Jumper 33K Jumper 47R 33K Jumper 47R 47R Jumper 3278 Jumper Jumper Jumper Jumper Jumper Jumper 47R Jumper 47R 47R Jumper 4211 - Yes - Yes Yes - Yes Yes Yes - Yes 4212 4213 - - - - - Yes - - Yes - Yes - - V1 CVBS-INT V3 3V3 BC857B 7206 V5 3V3 1N4148 3246 6212 4K7 ABLinfo A2-62 A4-62 V7 V9 G 0.5V / div AC 20µs / div V2 0.5V / div AC 20µs / div V4 0.5V / div AC 20µs / div V6 0.5V / div AC 20µs / div V8 1V / div DC 10µs / div V10 H 7250 TDA8841S1 TDA8841S1 TDA8842S1 TDA8842S1 TDA8841S1 TDA8841S1 TDA8841S1 TDA8841S1 TDA8841S1 TDA8841S1 TDA8846S1 7257 7258 - - - - - BC847B BC847B - BC847B BC847B - BC847B - 7259 - - - - - BC847B - - - BC847B - F 22n 4.43MXTL PAL M 2253 4.43MXTL TRINOMA 220K 4.43MXTL BINOMA PAL PB NTSC 1205 TRINOMA 10u 3238 NTSC 4K7 PAL/NTSC PAL/SECAM PAL/SECAM USA 2226 PAL LATAM 3243 7 L9.2A/78 2214 38 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 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 L9.2A/78 3 4 5 6 7 8 9 10 CONTROLE 6u8 3606 470n ScartPin8|SVHS A12-12 A13-12 22K 3605 BZX79-F6V8 0V7 22K 2675 A7-1 7605 BC848B 5V3 9 4615 8K2 8 5V3 10 11 RF/VIDEO2 0605 SWITCHING 1 TO 0105 +5VD KeyBd1 1K LED A8-21 AV_Mute A12-13 CVBSTxt A6-22 Hdrive-uC A2-8 1n 470R 3653 100K A7-18 1M 1K 3651 5V3 BZX79-F8V2 2651 8K2 5V3 17 1 3617-E6 5V3 18 8K2 5V3 19 1 3617-D5 2V8 20 8K2 0V9 21 Dout 4V7 VlotAux13V 13V 3655 3654 7620 12V 6612 BC547B 5V3 16 Din A7-17 1 3617-C4 Standby 1V2 23 1 3617-B3 "SAM" 0226 10u 22 8K2 A7-19 0225 15 1 3617-F7 KeyBd3 7621 BC848B 14 5V3 A18-16 2K2 3636 3652 BZX79-F6V2 470R A2-20 2607 6610 3650 13 A13 A8-14 KeyBd2 A8-15 7611 BC847B 5V3 BCL_Protn 12 3627 100n 2605 P2-2|PWM1 P1-7|SDA0 P2-3|PWM2 P1-6|SCL0 P2-4|PWM3 P1-3|T1 P2-5|PWM4 P1-2|INT0 P2-6|PWM5 P1-1|T0 P2-7|PWM6 P1-0|INT1 P3-1|ADC1 RESET P3-2|ADC2 XTAOUT P3-3|ADC3 XTAIN VSSP P0-2 VSYNC P0-3 HSYNC P0-4 VDS P0-5 R P0-6 G P0-7 B VDDA CVBS0 P3-4|PWM7 24 CVBS1 8K2 0V7 25 1 3617-A2 1V3 26 CORB IREF A6-26 A9-26 VD A7-29 1 3624-G8 47 5V3 8K2 3628 45 5V3 43 C1 22p 22p +5VD 3V3A 37 5V1 5604 7610 BC847B 0u10 34 32 150R 2620 31 RES 3V3B FRAME 3612 VCC 6 THR +5VD CTRL 5 COMP 470R 8K2 3610 1n 3611 GND 1 OUT 3 2V3 3615 Standby A7-19 Hflybk A7-30 9653 6603 9620 2622 3648 RES 3641 9654 4K7 150R 6604 9619 2623 1N4148 3647 RES 3642 9655 4K7 150R 6605 1N4148 E 2 3 4 A6-33 A13-33 A7-33 R_Txt|Osd A6-34 A7-34 1N4148 1V1 1 FB_Txt|Osd 1N4148 9618 0237 SDA2 A7-82 SCL2 A7-83 +5VD 9652 150R 10K A2-32 A4-32 27K 4K7 3644 100n 2611 3633 0256 TrebleSw 1 BassSw 2 F G_Txt|Osd A6-35 A7-35 B_Txt|Osd LLp|Mtrap 0267 SDA 1 SCL 2 A6-36 A7-36 G 3 A6-23 Sc1 (Mono) Sc1,Front Cinch(Mono) Sc1,Sc2 (Stereo) Sc1,Front Cinch(Stereo) Sc1,Sc2,Side AV(Stereo) 3618 560R 560R 560R 560R 560R 4614 Yes - Yes Yes Yes C1 C4 3613 3K3 3K3 Startup Circuitry RES 4 5V3 3614 2V9 HD 3649 820R 4 For Compair 7 DISC FF 100p 220K 6602 D 3 0V4 TR 2 2V4 COMP 2608 7608 PMBT2369 100n 220p 4V3 29 5V +5VD VD A7-29 HD A7-30 A3-31 330K 3631 RES 3640 27K +5VD 8 2K2 2625 3620 3n3 2610 7607 NE555D GND 100n 9633 820R 2609 2624 Hdrive A4-7 560R 3608 0236 1 2 V_Guard 2618 2621 3618 SAM 2K2 9636 3619 +5VD 3609 A8-28 A7-29 3630 30 27 A5-27 A9-27 Horizontal & Vertical Pulse Derivation Circuit VD 5V1 C 4 Reset A7-1 3639 33 2 3 A7-1 7609 BC847B 36 4V3 35 1 5 C4 2617 40 39 Reset +5VD 8K2 Service alignment mode IR 100R 2616 0238 Standby A7-19 Dout A7-18 Din A7-17 POR|CLK A7-10 Sys2|AMFM_ExtSel 46 5V3 28 VPE SYNC_FILTER A5-25 A6-25 8K2 48 5V3 4 B Sys1|AM 1 3624-F7 49 2 3 SCL 82p 38 P0-1 VSSA 50 41 1V7 VDDC P0-0 82p 2614 8K2 42 1V7 OSCGND VSSC 8K2 1 3624-E6 44 VDDP P3-0|ADC0 3623 100R 51 1 A5-24 A6-24 2613 C3 68p 7 1 3616-K12 Reset 6669 6 P1-4|SCL1 A7-82 0219 R_Txt|Osd A7-34 G_Txt|Osd A7-35 B_Txt|Osd A7-36 FB_Txt|Osd A7-33 5 4K7 8K2 A5-11 A10-11 10K 3607 BZX284-C3V9 4614 P2-1|PWM0 52 1 3624-D5 3670 Stereo Mono 3K9 2K2 1V / div DC 0.5µs / div 1V / div DC 5µs / div 820R CL 96532028_043.eps 070499 1 2 3 A A7-4 SDA 3629 1K 3603 470R 5V3 5 P1-5|SDA1 100R ITV Connectors W_Disable A7-83 C2 3632 8K2 1 3616-J 11 TrebleSw 6601 3602 5V3 4 P2-0|TPWM 8K2 1600 12MHZ POR|CLK 3.3VD 5V3 3 1 3616-I 10 A7-10 2 1V 8K2 A5-9 22u 6V PAINTER SAA5565PS 5V3 1 1 3616-H9 Ext1|2 5V3 7600 8K2 A5-6 +5VD 2601 9V5 5V Regulator/Reset Circuit 1 3616-E6 3622 10K 4616 7612 BD135-16 A5-5 A10-5 Dual|Mono SCL2 1 3624-C4 5K6 2626 4K7 3646 100R 100R 3634 8K2 2U2 4K7 3637 7 5V3 4 3 2 SDA2 100p 10u 1 3616-D5 8K2 3645 2615 8K2 A7-4 BassSw Vaux 8u2 5605 2670 6600 BZX284-C3V9 3670 100R 1 3616-C4 100n 8K2 A5-3 A10-3 W_Disable 3643 22u 2600 1K2 180R 4V1 5 100R 1 0228 SM 5V3 "SDM" 0224 8K2 1 3624-B3 3V3B 7601 ST24W04B1 8 6 3626 100R 1 3624-A2 5602 1 3616-B3 100n A5-2 A10-2 Volume 3V5 3600 8K2 2606 3.3VD 3625 +5VD 2619 Buzzer 4K7 9V5 8u2 1 3616-A2 100n +5VD 7602 BD135-16 3635 Vaux 2604 5601 3.3VD 12 5603 +5VD 3V3A 3.3V Regulator Circuit 11 22n 2 39 2612 1 7. EEPROM L9.2A Esquemas Elétricos e Guias de Placas 10K Schematics and PWB’s 3601 7 4 5 6 7 8 9 10 11 12 H 0219 A12 0224 A10 0225 F3 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 2610 G2 2611 F6 2612 A11 2613 B10 2614 B10 2615 D9 2616 D8 2617 D8 2618 E10 2619 D8 2620 E9 2621 F9 2622 F9 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 3609 F2 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 3641 F9 3642 G9 3643 F8 3644 F7 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 39 L9.2A/78 L9.2A Esquemas Elétricos e Guias de Placas 1 2 3 4 7. 5 6 7 8 9 10 11 12 A VlotAux8V SMART SOUND (MONO) 3983 2976 RES RES SpkrLpIn A11-66 AudioSupply10V|14VA 3973 7953 2952 3 0V7 5 2 VP B A11-67 * 0215A 0215B 6 9V Fishhooks for Brazil only 0215 1 * 8 9V 2 SpkrLp SpkrLn To loudspeakers C RES RES 10n 220R 2959 2975 7955 BC847B 1 STABILIZER TEMPERATURE Vref PROTECTION NC TrebleSw 0264 3979 3982 12K 3978 A7-5 15K AudioSupply10V|14VA 1K8 BassSw ITV only For Radio purpose 2V4 19V 3977 7952 BC847B A7-11 82n 5K6 3975 1K 3972 RES 3981 220n 2974 6K8 1K8 10u 2953 4908 3976 3974 2V4 * A3 2971 100n 7951 BC847B 3V 2973 4906 33n FM|AM|Ext_VC_AudioMono 2972 470R A5-37 SpkrLpOut 2954 2958 3971 270R RES 3980 4907 1 9 2 4 7 AudioSupply10V|14VA A5 2957 MainAudioL|Mono A5-49 7954 * 4905 Buzzer A7-2 2956 * for ITV only Volume 1 A4 D * 7 NC1 * 5 2 A7-3 + 4 VlotAux8V 9958 AudioSupplyGnd 27K 10u 2951 3K3 BZX284-C3V3 7956 BC857B 3953 2950 10u - 6953 3950 AudioSupply10V|14VA 470u AudioSupply10V|14VA 9953 E 8 + STABILIZER TEMPERATURE Vref PROTECTION 3 6 MainSupplyGnd F Sound Amplifier Sound Control Smart Sound Basic Sound * 1W 2972 33nF - 2952 - 2n2 2973 100nF - 2954 - 220nF 2974 82nF - 2956 2n2 - 2975 10nF - 2957 220nF - 3973 3974 470R 6K8 Jumper 7953 7954 TDA7056B TDA7052B - 3975 5K6 - 3976 1K8 - 3977 1K8 - 3978 3979 12K 220R - 7952 BC847B - 7955 BC847B - 2W/3W/4W G BassSw TrebleSw ON L L OFF H H 41 41 SMART SOUND + AMPL. DE SOM MONO 2955 7 Schematics and PWB’s H CL 96532047_006.eps 260599 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 L9.2A Esquemas Elétricos e Guias de Placas 1 2 3 4 7. 5 6 42 7 8 9 10 11 12 CINCH FRONTAL + FONE OUV. FRONT CINCH A 4151 LEFT 3151 5 0249 330p 47K 2171 1153 3150 1K 6 4 YKC21-5599 4 0218-B TO 0260 OF 3 4152 2 OR B 1 Front I/O Configuration 4153 RIGHT 3153 8 Front|Ext1AudioL A5-47 0218 0230 Front|Ext1AudioR 330p 2172 47K 1154 3152 1K 9 A5-48 VIDEO IN YKC21-5599 1 0218-C - A,B,C Yes - Yes Yes 330pF - - 2172 - 330pF - 330pF - 3150 - - - 47K - 3151 3152 - 47K - 1K - 3153 - 1K - 3155 - - - 1K - - 1 2 4151 - - Yes - - 4152 4153 - Yes Yes Yes - - 4155 - Yes - 4156 - - - Yes - 6161 - - - - - TO 0229 OF 3 47K - C - - D Headphone Configuration HEADPHONE / SPEAKER 1 0217 120R 5 3 1150 2 4154 3 SpkrLpOut 2 4u7 330p 1151 2176 3 3157 8 9 120R Yes 330pF 10uF 10uF INDIA 2176 330pF 330pF ONLY 2177 3156 10uF 270R 10uF 270R 3157 270R 270R 4154 - Yes E TO 0247 7 2177 Yes Yes 330pF 0234 1 0232 0234 2174 4150 SpkrLpIn Headphone Stereo 2173 4 2 Headphone Stereo FOR 1 6 330p 4u7 0232 YKB21-5099A 3156 2173 47K 2174 SpkrRpIn A11-70 B,C Yes - Ext1|2 A6-57 SpkrLpIn A10-66 - Yes 75R 3155 BZX79-C6V8 3 6161 1152 2 SC1,Front SC1,SC2,Side Cinch Stereo AV Stereo - OR Ext1Video SC1,SC2 Stereo - 0230 Front|Ext1Video SC1,Front Cinch Mono 0249 4151,4153 for stereo set without front cinch 9122 for mono set without front cinch 4152 For Mono set Only 4156 SC1 Mono 2171 YKC21-5599 7 0218-A 47K 3159 7 L9.2A/78 Schematics and PWB’s 3158 42 SpkrRpOut 4 SpkrRpIn 5 SpkrRpIn SpkrLpOut SpkrLpIn SpkrRpOut F OF OR A11-73 A10-67 G NOTE : 0191 use 242202604471 for INDIA only for other regions use 242202604747 H CL 96532028_047.eps 070499 1 2 3 4 5 6 7 8 9 10 11 12 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 L9.2A/78 Esquemas Elétricos e Guias de Placas Schematics and PWB’s 1 2 3 L9.2A 4 7. 5 43 6 7 8 9 10 11 12 CINCH I/O TRAS. * For ITV Only 8 C A12-55 11 10 9 2 0223-F 6111 20 1 21 0233-B 0233-A A6-54 A12-54 LEFT Ext2AudioL|Mono 3113 18 47K 3128 2110 330p 19 (ITV MonitorOut) 3 Ext2Video|Y 4 Ext2AudioR 1 0227 2 Ext2AudioL|Mono B 3 A12-41 4 A7-12 A5-41 A12-41 1K 1102 0223-E VideoOut 2 A12-42 ScartPin8|SVHS REAR 2 1 A12-54 Ext2Video|Y 9145 75R 4 3111 5 Ext2C A12-56 BZX79-C5V6 6 7 A 0216 A6-55 A12-55 100R 3110 75R Ext2C Y 1101 3 6110 S_VHS BZX79-C5V6 1100 3112 0214 AudioOutR 1 A12-44 2 AudioOutL|Mono 3 A12-43 RIGHT 47K 3115 330p 2111 1103 C A5-42 A12-42 1K 16 4160 17 9170 0223-I Ext2AudioR 3114 15 Front|Ext1Video A12-75 4120 75R 3129 6116 1104 14 0223-D BZX79-C6V8 *4120 Use when front I/O is absent 13 D Ext1Video A6-57 A12-57 LEFT 3117 11 RIGHT ExtAudioMono 47K 4121 (w/o front Cinch) 3127 8 ExtAudioMono 4122 47K 3119 330p 2113 10 (/w front Cinch) +5VA A5-38 A12-38 Front|Ext1AudioMono BZX79-C6V8 6121 7 0223-B 1107 VIDEO OUT 3120 680R 75R 2136 330K 1u 2114 330p 2135 270R 3122 150R 220K BZX79-C6V8 6122 5 0223-A 1108 4 3147 6123 8V4 7116 BC847B BZX79-C6V8 MONITOR OUT RIGHT 7118 BC847B 3140 To 0253 of 2 Ext1Video or 0230 of 3 A12-57 F AudioOutL|Mono A5-43 A12-43 470n VlotAux8V AV_Mute A7-13 A12-13 1K AudioOutR A5-44 A12-44 330p 2115 3125 150R 0229 1 A12-75 G 220K BZX79-C6V8 3 6124 2 E 4 4147 220K 3141 3124 1 or 0249 of A12-38 A6-56 A12-56 A5-56 2137 3121 To 0252 of 3 A12-68 Front|Ext1Video 4146 3146 0260 2 Ext1AudioL|Mono A11-72 A12-72 VideoOut 1u LEFT 1 A12-72 3145 6 0223-G A11-68 A12-68 Front|Ext1AudioMono 1K 1106 9 0223-H 3118 330p 0223-C 2112 12 1105 REAR 1 Ext1AudioL|Mono 1K 1109 7 6125 BZX79-C6V8 H CL 96532047_007.eps 260599 1 2 3 4 5 6 7 8 9 10 11 12 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 43 Esquemas Elétricos e Guias de Placas Schematics and PWB’s 2 1 3 L9.2A 4 7. 5 44 6 7 8 9 10 11 12 PAINEL CRT BAV21 6341 3336 33K 6331 BAV21 7332 BF422 129V 3334 A 190V 160V 0165 140V GND 7333 BF423 129V 7331 BF422 B 220p 160V 220R 3326 33R 4 33K V12 BLUE TO 0243 5 BAV21 6321 7322 BF422 129V OLDGND 3324 V13 5 140V 3 7321 BF422 2V4 2 RED 6 3317 7 1K5 8 3327 9 C Green Green Red 7323 BF423 129V V11 Blue 1K5 GREEN OF Blue 4 V16 190V 160V 6 3 V14 0245 BLKCURINFO 1300 1 470R 3333 1K 3332 3331 2331 1V9 1K5 1V2 3337 2V4 160V 220R 160V Red 1V2 V15 1 D 1 3316 33R BAV21 7313 BF423 7311 BF422 1V2 100R 3349 100R 3350 220p 2313 12 Pin 10 GND Pin 1 Pin 1 & 12 VG1 Pin 6 Pin 5 Green Pin 9 Pin 6 VG2 Pin 8 Pin 7 Red Pin 7 Pin 8 Heater Pin 5 Pin 9 Heater Pin 4 Pin 10 Blue Pin 3 Pin 11 12 470R NEWGND 2341 1K 3347 F 5341 EHT FOCUS V15 FROM MAIN CHASSIS LOT OF G 1V / div DC 10µs / div OLDGND 3 V13 B BZX284-C8V2 6343 0244 FILEMENT 22u 1V / div DC 10µs / div V14 50V / div DC 10µs / div V16 15n V12 G 2343 E VG2 V11 R OLDGND 160V 680p 33R 3313 3312 1K 3311 9 Pin 11 9300 1N4148 1 CRT NEWGND OLDGND 2 9 NEWGND 6342 0220 OF 1K5 1K5 3348 6311 140V 129V VG1 VG2 8 3341 33K 3314 7312 BF422 Heater 7 1V9 TO Heater 5 190V 129V 2V4 Ground G 4 6 160V OLDGND 0254 220R 2323 160V 330R 3323 3322 1K 3321 220p 1V9 OLDGND 47n 7 L9.2A/78 2342 44 5342 H 22u NEWGND OLDGND 1V / div DC 10µs / div 50V / div DC 20µs / div 50V / div DC 10µs / div CL 96532047_008.eps 260599 1 2 3 4 5 6 7 8 9 10 11 12 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 Schematics and PWB’s L9.2A Esquemas Elétricos e Guias de Placas 1 2 3 4 7. 5 46 6 7 8 9 10 DECODIF. BTSC + SELEÇÃO DE FONTE + SMART SOUND (ESTEREO) 11 12 SMART SOUND (STEREO) LLp|Mtrap C1-23 Ext1|2 +9V A LH H L HH 8 TrebleSw 9 BassSw 10 Volume 11 Buzzer 12 Ext1|2 13 33n To 0240 of 1K8 82n 3976 100n 2974 10n 2975 2924 82n 2925 10n F 8 9 9955 Front|Ext1AudioL 10 4901 Front|Ext1AudioR 11 12 13 SIFGnd A5-47 AudioOutGnd Ext1AudioGnd MainAudioGnd VlotAuxGnd G A5-48 VlotAux8V VlotAux5V 14 15 15 3899 16 16 RES AudioSupplyGnd C1-5 6 7 A7-23 C1-23 A7-11 C1-11 A7-5 C1-5 A7-3 C2-3 A7-2 C2-2 A7-9 C1-9 2973 2972 3975 5K6 12K 3978 2922 33n 12K 7923 BC847B VlotAux13V 14 17 C1-24 A7-24 A7-25 C1-25 TrebleSw LLp|Mtrap 3928 1K8 BassSw 7 E 3927 4862 5 A5-48 6 C2-77 3929 Front|Ext1AudioR MainAudioR 220R 4 6K8 C1-11 A5-47 470n 9950 1K8 6 3924 3926 7 A15 2921 100n 8 VEE C2-80 2923 VSS 7921 BC847B 5K6 11 HH A13 13 3925 L 4902 HL 3921 15 270R 1u D AudioR 470R 1K H 3922 LH 10K 14 C1-42 C1-41 Front|Ext1AudioR Front|Ext1AudioL 3931 1u 2883 10K LL 3K3 3K3 3868 3869 12 7922 BC847B 3 Front|Ext1AudioL 5 SCL C1-11 C1-5 3923 2881 C1-25 SDA C1-24 TrebleSw BassSw RES RES 3 +9V 3866 100R 7955 BC847B A12 3K9 3874 RES 4 2878 1u RES SCL 1 2876 HL 3979 5 2 SCL 3 SDA 2 B 220R 1u A11 1 4907 3971 270R 1K 3972 10K 3980 3K9 2882 23 3867 100n 2884 4861 LL 3865 2877 C1-46 4 To 0239 of 1 100K 100u 100u 2874 10u 1u 2872 4n7 2871 SIF 2 C2-49 1K8 0240 1 MainAudioL|Mono 4908 C 2880 100R +9V 0239 6K8 7952 BC847B 3930 CAV 10 470n LSB 3873 SDA 24 DGND VREF AGND VCAP VCC TW + RF 15 22 14 19 18 17 2 2870 100R 1K2 BPU NC A9 22n 3863 3862 11 CW + VCA 3974 HEF4052BT OUTR 13 I2 C C2-79 10 MSB 7862 A10 FILTER SUPPLY AudioL|Mono A14 2971 LOGIC A8 AVL RFR DETECTOR VDD BZX79-C10 16 DEMATRIX + MODE SEL 9 3973 470R 3977 6861 9 CMO STEREO DECODER 2873 RES 15K 20 FDO 16 2879 8 CSS 4 CER CPH 3 100R 3872 4u7 2u2 2869 2u2 2868 2867 220n 2864 7 COMP 21 FDI 3861 2u2 3871 220R OUTL 12 2861 SIF A5-46 C1-46 CP2 CP1 A7 6 +9V RES 2875 220n 1861 CSB 514K5 7951 BC847B +9V VlotAux13V 2866 3K3 3864 2u2 2865 7871 BC635 10K AUDIO SOURCE SELECT AUDIO DECODING 7861 TDA9851 5 3981 C1-9 2863 7 L9.2A/78 2862 46 17 AudioSupply10V|14V H CL 96532047_010.eps 260599 1 2 3 4 5 6 7 8 9 10 11 12 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 L9.2A/78 L9.2A Esquemas Elétricos e Guias de Placas 1 2 3 4 7. 5 47 6 7 8 9 10 11 12 AMPLIFIC. DE ÁUDIO AudioR C1-80 AudioL|Mono C1-79 2964 3954 RES RES 2965 3955 RES RES A AudioSupply10V|14V 7954 TDA7053A 3961 B 5 A16 VP RES 4 16 2 0247 2963 C1-17 13 2962 220n A18 4 Speaker Right AV No AV C SpkRpIn 5 D 9958 SOUND AMPLIFIER AudioSupplyGnd Basic Sound To 0234 of RES RES 10 2961 14 RES 7 2960 11 15 RES 3 2959 A19 Smart Sound 4 NC 1 BTSC DECODING + SOURCE SELECT + SMART SOUND 4906 SpkRpOut 9 10u 7956 BC857B 2951 BZX79-C3V3 3K3 3953 27K 3950 RES 22u 2 3 8 +9V 0R SpkLpOut Speaker Left 12 6 6953 2950 3951 2 3 Volume C1-3 1 1 A17 STABILIZER TEMPERATURE Vref PROTECTION SpkLpIn 0246 4905 2n2 MainAudioR 2958 3963 *ITV RES Buzzer C1-2 220n 2n2 2952 RES 3962 220n 2957 2953 MainAudioL|Mono C1-49 6954 7 Schematics and PWB’s Headphone MainAudioGnd No Headphone 2922 33nF - 2882 1uF - 0247 Yes - 2923 100nF - 2883 1uF - 4905 - Yes 2924 82nF - 2884 100nF - 4906 - Yes 2925 10nF - 3868 3K3 - 2972 2973 33nF 100nF - 3869 4861 3K3 - Yes 2974 82nF - 4862 - Yes 2975 10nF - 7862 HEF4052BT - 3923 470R - 3924 6K8 Jumper 3925 5K6 - 3926 1K8 - 3927 1K8 - 3928 12K - 3929 220R - 3973 470R - 3974 6K8 Jumper 3975 5K6 - 3976 1K8 - 3977 3978 1K8 12K - 3979 220R - 7922 BC847B - 7923 BC847B - 7952 BC847B - 7955 BC847B - E A18 L+ A16 R+ F 0.2V / div AC 0.5ms / div A17 R- 0.2V / div AC 0.2ms / div A19 L- G 0.2V / div AC 0.5ms / div 0.2V / div AC 0.2ms/div H CL 96532047_011.eps 260599 1 2 3 4 5 6 7 8 9 10 11 12 0246 C9 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 47 L9.2A/78 7 Esquemas Elétricos e Guias de Placas 49 L9.2A Esquemas Elétricos e Guias de Placas 1 2 3 4 7. 5 50 6 7 8 9 11 10 12 AMPLIF. AUDIO ITT 2 x 3W SOUND AMPLIFIER For /94 only 0104 A AudioSupply10V|14VA RES 2966 220n 100n 4 2965 2954 5 7953 TDA7057AQ 4 13 8V5 2V4 3 IN1 VP OUT1P 11 8V5 0V7 1 3 2 1 DCVOL1 To Surround_Sound Panel 0247 0246 9952 OUT2M DCVOL2 SpkrLpIn 1 1 Speaker Left 2 OUT1M 2V4 5 IN2 0V7 7 SpkrLpOut 2 3 10 8V5 OUT2P To 0234 of B 3 8 8V5 9950 Speaker Right 4 SpkrRpOut 4 SpkrRpIn 5 2953 RES 3963 RES RES 2961 RES 2 x 1W SOUND AMPLIFIER RES 2960 12 9 RES 3961 Buzzer D1-2 6 2959 2 2958 2952 RES 3962 220n 3n3 MainAudioL|Mono D1-49 C AudioSupply10V|14VA 220n A25 A26 AudioSupply10V|14VA 5 VP 4 470u AudioSupply10V|14VA 7954 TDA7053A 2955 2962 220n 3n3 D1-78 2957 2963 MainAudioR 16 2 4990 13 D 9958 AudioSupplyGnd STABILIZER TEMPERATURE Vref PROTECTION A27 MainAudioGnd A28 Volume D1-3 6 4988 For Engineering Purposes (AI) only E 9 RES RES 2964 7956 BC857B 10u BZX79-C3V3 3K3 22u 12 8 2951 6953 3953 2950 27K VlotAux8V 3950 7 L9.2A/78 Schematics and PWB’s 2956 50 NC 1 3 11 15 7 14 10 SOUND SYSTEM * EUROPE-NICAM/2CS NAFTA/LATAM-BTSC Side AV No Side AV Side AV AP-NICAM/2CS/Multi-Mono AP-RF-Mono/AV-Stereo No Side AV Side AV No Side AV Side AV No Side AV MSP/BSP SOUND DIVERSITY TABLE 0248 Yes - Yes - Yes - Yes - 2801 22p 22p 22p 22p 22p 22p - - 2804 22p 22p 22p 22p 22p 22p - - 2811 - - - - 2x3W - - - 1n 220n 1n 2x1W - - 220n 2812 - 2954 - 100n 2827 10u 10u 4u7 4u7 4u7 4u7 4u7 4u7 2957 220n - 2837 100p 100p 47p 47p 47p 47p 47p 47p 2965 - 220n 2838 100p 100p 47p 47p 47p 47p 47p 47p 7953 TDA7053A - 3899 5k6 4k7 - - - - - - 7954 - TDA7057AQ 9958 Jumper - 4801 Jumper Jumper Jumper Jumper Jumper Jumper - - 4802 Jumper Jumper Jumper Jumper Jumper Jumper - - 4803 Jumper - - - - - 4804 4805 Jumper - - Jumper Jumper - - Jumper Jumper Jumper Jumper 4806 Jumper Jumper Jumper Jumper Jumper Jumper 5801 7803 9801 9802 15u 15u 22u 22u 15u 15u - MSP3415D MSP3415D MSP3435G MSP3435G MSP3415D MSP3415D BSP3505D Jumper Jumper Jumper Jumper - 9803 - - Jumper 9804 - - Jumper Jumper Jumper Jumper Jumper Headphone A27 R+ 0247 Yes - - Jumper - 9952 - Jumper Jumper Jumper Jumper 0.2V / div AC 0.2ms / div A28 R- No Headphone 9950 Jumper A26 L- G HEADPHONE - Jumper A25 L+ 0.2V / div AC 0.5ms / div BSP3505D - Jumper F SOUND AMPLIFIER H 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 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 L9.2A/78 Esquemas Elétricos e Guias de Placas Schematics and PWB’s 0250-A C2 0250-B D2 0250-C B2 0251 B5 0252 B2 0253 A5 0261 D5 1152 A3 1 1153 D3 1154 C3 2171 D4 2172 C4 2 L9.2A 2173 C3 2174 D3 3150 D4 3151 C3 3 3152 C4 3153 B3 7. 3155 A4 5010 C4 6161 A3 9152 C3 4 51 9153 B3 9155 C4 5 AV LATERAL 0253 1 A A 3 1 # 0250-C OR 75R 1152 6161 2 3155 BZX79-C6V8 3 (Small Screen) FROM OR 7 * 0227 0250-A 8K2 (FOR ESD) * RES 9 5010 8 4 9155 3 # 0251 1 330p OR 2 10K 2172 0260 * 9153 * 3153 Ext1AudioR 3152 (Small Screen) B 1 RES # 0252 2173 (Large Screen) CHASSIS 0227 9152 1154 B TO (Large Screen) CHASSIS 0229 OF 2 TO (Large Screen) MAIN CHASSIS 0260 2 3 TO (Small Screen) SOUND PANEL 0248 C C Ext1AudioL|Mono SIDE-TOP.EPS 030399 * 3151 5 330p 10K 2171 3150 2174 4 RES 8K2 6 1153 7 * 0250-B 1 D 2 3 # 0261 TO (Large Screen) CHASSIS 0262 D 4 5 6 E E * For 21" and below F # For 25" and above 3150 47K 0251 For Chassis with Rear Scart 3151 1K 0252 For Chassis with Rear Scart 3152 47K 0261 For Chassis with Rear Cinch 3153 1K 6161 BZX79-C6V8 F 9152 For mono set w/out front cinch 9153 For stereo set w/out front cinch CL 96532028_052.eps 070499 1 2 3 4 5 51