厦华TF2915彩电（LA76930）电路原理图

(3) D: 1S1555; 1N4148; 1S2473; 1S2076; D5442; AC220V 50HZ ���������� SCREEN 8 HV FO IF +B AFC AS AGC SDA SCL BT MAIN BOARD 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 VCC GND SCL SDA R OUT G OUT B OUT 1 3 4 7 3 ABL SCL SDA Cr IN Cb IN Cb IN Cr IN VIDEO IN/Y IN VIDEO OUT POWER MUTE POWER IR IR AV/TV AV1/AV2 POWER POWER C Y AV1 AV2 S-VIDEO XS804-1 XS804-2 XS804-3 XS803 Y I N VIDEO OUT C IN C I N Y I N V2/Y IN AV1/AV2 V1 IN EXT VIDEO IN/Y IN 7 4 9 FBP FBP AUTO Y I N SCL SDA RSTn GND 12V VS HS SVM BLK RO R-IN G-IN B-IN GND HD NC GND NC 9V VGASW GND 5VA GND GND 5VD GND BO GO GND ABL GND 1 2 5 6 10 GND GND GND GND 1 5 10 16 12 14 11 15 18 17 2 GND IN-INPUT Vcc PUMP UP Ver OUT STAGE NO-INV 1 2 3 4 5 6 7 5 12V FROM DIGITAL BOARD LA78041 (8) 1500MJXXX: CBB12-1600V-XXXuF-J ����: (1) 2SC: 2SC536-E/F/G; 2SC1815-O/Y/GR; (4) 0.01:CT1-08B-2F4-63V-0.01uF-Z; (5) KK470: CT1-06B-2B4-63V-470uF-K (6) FKXXX: CL11-63V-XXXuF-K (2) 2SA: 2SA608-E/F; 2SA1015-O/Y/GR; (7) 200NJXXX: CBB22-200V-XXXuF-J ������������������ E E E FU501 T4AL250V~ RP502 5D2-14LC XS502 E LEY-433-1T � � � � � � � � � NC FILTER GND IN1 IN2 T.C OUT2 MUTE GND VCC OUT1 NC 1 2 3 4 5 6 7 8 9 1 0 11 12 N601 TA8426 TILT POWERSW TV/AV AV1/AV2 +B SW HCOUNT VGA H. GND VGASW BLK VD N451 1 2 5 1 3 4 C551 2KV470 C554 1KV470 C502 250VAC0.1UF L909 LJ0107CHA C505 1000KM1000E C506 1000KM1000E VD554 EU2Z VD553 ES1 C565 50V1000 + C562 35V470 + R514 3SJ56K C564 25V1000 + VD552 EU2Z R550 1 /1W L501 LCL-21 XS501 KDC-A04-S VD555 RU3YX C563 25V1000 + U902 EW0130KB R569 1/1W R120 39K R561 10K C572 10V470 + R702 4.7K R703 2.7K R704 2.2K R705 1.5K R706 1.5K C101 16V100 + R727 470 VD701 TRL-R R453 9.1K C434 35V47 + C451 35V100 + L441 LX714 R460 2W270 R456 18K C432 500KK1000 XP402 TJC2-5Y C441 400FK0.39 R459 1SJ1 T431 R434 2SJ3.3 R454 820 C437 630V0.015 C452 25V1000 + R433 1/2SJ1K L451 18uH R448 2W0.68 C458 100FK0.1 V432 2SC5793 R412 DJ12K R441 1/2SJ1K R455 15K R491 1FJ2.2 C433 500KK3900 G201 S4.43 N551 AN7812 1 2 3 N552 AN7805 1 2 3 A701 YW409-IL VIDEO OUT SW707 R707 5.6K C117 16V1 + C120 0.022 C126 18 C124 0.01 R121 10K C123 1500 C116 0.01 C115 16V100 + C245 0.01 C244 16V47 + R243 270 R273 4.7K C404 16V100 + C405 0.01 R400 270 C407 16V1 + R402 3K C406 0.015 R735 10k R734 10k R766 1K C708 50V4.7 + R718 2SJ10K R744 100 V431 2SC2383 R745 100 R749 4.7K R747 4.7K C728 16V47 + R727 20 C110 0.01 R108 5.6K R109 1K R110 220 R107 100 V102 2SC2216 C112 0.01 R111 27 C111 0.01 C119 0.01 R114 47K R113 47K C137 16V1 + C203 16V2.2 + R204 680K R202 1K R122 1K C206 16V100 + C205 0.01 R205 68K R206 68K C208 16V0.47 + V202 2SA R207 510 C207 0.1 C209 J C204 16V1 + C277 0.01 C278 16V100 + C721 0.033u R721 100 C729 16V1 + C722 16V2.2 + R722 1M C701 16V100 + R709 470K C704 18 C705 18 G701 32K SW706 CH+ SW705 CH- SW704 VOL+ SW703 VOL- SW702 MENU R807 82 R808 100K Y IN Cb IN Cr IN AUDIO OUT AUDIO OUT R806 82 R805 82 R804 680 R803 100K C702 0.01 C720 0.01 R726 100 N501 TLP621-GB C107 16V4.7 + R103 18K C104 16V2.2 + R104 68K A101 TDC-XXX N702 AT24C04 8 7 6 5 1 2 3 4 C231 50NP1 TP-G TEST R232 1K TP-H TEST R233 1/2DJ1.5K R724 47K R201 1K L110 1uH R403 10K R123 3.3K XS802 C816 16V10 + R812 4.7K R821 82 R811 2.7K R822 82 C817 16V10 + C815 16V10 + R810 4.7K R809 2.7K C810 16V10 + R816 4.7K R815 2.7K C809 16V10 + R814 4.7K R813 2.7K C801 16V220 + C802 0.01 W801 X R818 82 C811 16V10 + R827 82 R824 27K R819 5.6k R826 8.2K R825 4.7K C824 0.01 R1 IN L1 IN V1 IN R2 IN V2 IN L2 IN C803 0.01 C804 0.01 V303 TIP122 C320 35V470 + C317 1000 R328 1SJ2.2 R327 270K C321 1604.7 L301 180uH VD471 RU3A VD435 DTV1500HFP R701 4.7K SW701 AV/TV C807 16V10 + C806 16V10 + C403 0.39 C571 25V470 + C812 0.01 R817 82 R820 3.3K VD801 D C118 0.1 R562 0.47/1W B6 12V B2 32V B7 5V B1 135V B3 16V B1 135V B7 5V B6 12V B6 12V B7 5V B5 5V B6 12V B7 5V B7 5V B5 CPU5V R451 18K R802 680 C805 16V10 + R801 100K R404 5.6K R405 10K Z101 K926E C622 50V4.7 + C640 FK0.1 C642 50V4.7 + C639 2700 C637 FK0.1 C638 FK0.1 R613 3.6K C628 50V1 + C636 50V1 + C635 50V1 + C629 50V1 + C633 50V4.7 + C634 FK0.1 C631 50V4.7 + C630 50V1 + C642 50V1 + R321 100 R322 27K R323 4.7K R324 1K V301 2SA R325 47K R326 10K C309 16V47 + R305 10K C301 FK0.1 R303 6K2 R301 100 C303 680 R304 5K6 R302 100 C302 5600 C304 0.01 R419 100 V402 2SC V401 2SC R416 10K R417 10K R414 5.1K R306 5.6K R462 47K R463 22K C472 470 R418 1.2K C305 16V4.7 + C306 16V4.7 + R415 10K B9 12V C603 25V10 + C605 25V100 + C606 25V10 + C608 50V1000 + R320 100 R319 100 C316 16V100 + C310 FK0.47 C311 FK0.15 C314 10uf L301 15UH LV1116 ROUT 12 RV 13 ROUT 14 L+R 15 VREF 16 VCC 17 VDD 18 DAT 19 CLK 20 LCh-B 34 LCh-C 33 GND 1 RCh-A 2 RCh-B 3 RCh-C 4 RLIN-OUT 5 R-DC 6 ST-1 7 LPFC 8 R-TC1 9 R-BC1 10 R-BC2 11 LINE-OUT 32 L-DC 31 ST-2 30 L-BC1 27 HPFC 29 LOUT 25 LV 24 LOUT 23 L+RLPF 22 VSS 21 LCh-A 35 AGND 36 L-BC2 26 R-CT1 28 B6 12V B901 10W8OHM XP601 SCN3-2Y XS601 TJC3-2A XS602 TJC3-2A B902 10W8OHM XP602 SCN3-2Y B2 32V XS403 SCN-5 C604 25 V4.7 + C602 25V4.7 + C610 25V1000 + C612 25V1000 + C621 50V1 + C611 50NP0.1 C609 50NP0.1 R603 2.2 R604 2.2 C620 50V1 + C645 50V4.7 + C623 5600 C641 FK0.068 C624 FK0.01 C625 2200 C626 FK0.1 C627 FK0.1 R610 3.6K R611 100 R612 100 R308 1.5K R307 1.5K R313 820K R314 100K R310 12K R309 150K R311 100K R312 15K R318 1K R315 56K C312 0.01 VD301 8.2V R316 4.7K R317 10K C315 0.1 R471 0.47 2W T471 BSC25-XXXX VD473 EU01 R473 1FJ1 C313 250V22 + C471 35V470 + B20 16V N552 AN7805 1 2 3 C573 10V1000 + B8 5VD B7 5V B6 12V N201 AN7809 1 2 3 C201 25V470 + R615 100 R616 100 C551 2KV470 C561 160V220 + B3 16V N551 AN7812 1 2 3 C574 25V1000 + B9 12V B9 12V R431 10K R430 100 C442 2KV470 R329 4K7 R331 5K6 TDA9116 RLY 12 RFER 13 $PIN2 14 $PIN3 15 $PIN4 16 VRB 19 VAGC 20 SCL 30 VCC 29 HS 1 VS 2 $PIN13 3 FC1 4 PL2C 5 C0 6 HGND 7 R0 8 PLLIF 9 HPOS 10 HVFOS 11 $PIN22 32 SDA 31 HOUT 26 GND 27 X 25 $PIN29 21 EWOUT 24 VOUT 23 VEHT 18 HEHT 17 VCAP 22 $PIN39 28 C575 10V470 + C616 50V1 + C617 50V1 + C646 50V1 + C643 50V4.7 + C647 50V1 + R941 2SJ8K2 R935 2.7K Q906 2SC R901 1SJ 2.2K Q908 2SC D905 D D904 D R914 470 C910 50V0.47 + R925 470 C912 16V220 + D903 C904 470 C907 470 L901 10uH R921 470 R942 2SJ8K2 R917 470 R932 3.3K R915 270 R940 2SJ8K2 R936 150 R927 1.2K Q903 2SC2688 Q904 2SC Q902 2SC R929 270 R930 82 Q905 2SC2688 R937 150 D910 D R924 82 R918 82 R928 470 R903 1SJ2.2K C905 470 Q901 2SC2688 D906 D R902 1/2SJ 2.2K R929 270 C902 2000KP 1000E R934 1K R931 470 C913 16V10 + R330 10K C324 50V4.7 + C323 102 L106 3.3uH L105 3.3uH L104 3.3uH C132 82 C131 82 C130 82 C133 82 C134 82 C135 82 L107 150uH C125 0.022 R126 150K R208 1.5M L108 150uH V403 2SC R407 4.7K R408 68K R409 4.7K C408 270 V404 2SC B9 9V C443 500V4700 C445 2KV1000 B9 12V C648 FK0.01 R606 3.3K R618 3.3K N502 SANKEN-G9656 1 2 3 4 5 L502 LCL-20 C525 400V330 + R513 1M C514 630V0.01 VD513 TRU1P R509 1/2CK8.2M R506 1/2DJ5.6 VD514 D R510 3.3K R520 2W0.22 C512 100V0.1 C508 1000 C532 AC400V222 RT501 MZ73C-9RM 0 0 0 0 VD551 RU4AM C553 1KV470 C570 25V470 + R525 1K C527 10n R529 220 RP520 B-1K R505 2W100K VD519 TS5295 V604 2SA R621 10K D B6 12V R622 10K R623 10K C652 16V100 + R926 1K D909 D R912 1K D907 D R919 1K D908 D R905 27 C210 0.01 R776 1K VD602 D C653 16V2.2 + R619 3.3K R605 3.3K R601 1SJ75 C651 25V22 + C650 25V22 + R602 1K B9 9V B5 CPU5V B1 135V C446 400FK0.3 L442 2815 C808 50V0.47 + VD603 D C632 16V1000 + R507 2.2K C511 2200 VD509 D C510 63V100 + R519 2W0.1 R507 680 R511 3.3K C445 2KV470 XS401 SCN-5 XS402 TJC2-5A V907 2SA U901 A51 XS901 GZS10-2-102G XP901 SCN-5 C911 16V/10 + C950 22 Q960 2SC5248 R983 1/2W2.7 R984 3.3 C983 16V10 + FB901 TEM2011 FB902 TEM2011 R968 1K R966 68K R967 68K R974 1.5K R973 1.2K D971 D Q961 2SA1837 R971 1.5K R970 1.2K R981 1/2W3.3 C980 16V10 + C968 4700 C963 100 C964 100 C966 4700 R964 10 R963 10 R962 1/2W10 Q954 2SC Q953 2SA D950 D D951 D R959 1K Q951 2SC R957 1.8K R958 68 R953 150 Q950 2SC R951 1/2W470 R952 3.3K R955 18K C952 50V1 + R954 33K R950 100 L950 10uH C990 16V100 + R992 1/2W100 R580 2W0.27 C907 68 C916 68 C917 68 R526 1K R523 3.9K R527 1K R522 180K VD528 MTZ6.8C C649 FK0.01 C454 50V1 + VD508 MTZ18C V501 2SC VD507 D VD510 D VD511 MTZ24C V520 2SC R521 1W82K Q952 2SC R980 1/2W2.7 C910 160V22 + R920 2W3.3 C437 2KV2700 C435 2KV8200 R449 1/2W22 C501 250VAC0.1UF R501 1/2DJ220K C507 250VAC0.1UF C533 AC400V470P C534 AC400V470P C533A AC400V470P C534A AC400V470P XS504 TJC2-2A D505 T3SB60 0 0 R823 1K V804 2SC VD603 D R563 56K V551 2SA R119 1K R105 100 R106 100 R111 36K R736 10k R733 10k VD472 RU3A R472 0.47 2W C473 25V470 + N801 TC4053BP/BF OX 12 1X 13 X COM 14 Y COM 15 VDD 16 1Y 1 0Y 2 1Z 3 Z COM 4 OZ 5 INH 6 VEE 7 VSS 8 C 9 B 10 A 11 D974 D R729 10K V302 2SA VDZ503 MTZ8.2C V606 2SC2878 R485 1K R484 10K R483 4.7K R481 4.7K R482 4.7K VD484 1N4148 C482 16V10 + C481 16V10 + C453 1500 VD482 2.4V VD481 2.4V VD483 1N4148 VD436 FSF10A60 VD430 D D901 D V552 2SC V481 2SC1815 VD411 8V2 VD512 MTZ18C T511 KB6-TH0812 N705 UPC574 V605 2SC2878 V803 2SC N552 AN7805 1 2 3 V553 2SC V482 2SC1815 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 N101 LA76930 SIF OUT PIF AGC SIF IN FM FIL SEL AUDIO OUT AUDIO OUT SIF APC FIL IF VCC EXT. AUDIO IN ABL RGB VCC R OUT G OUT B OUT AKB V RAMP FIL V OUT VCO IREF H/BUS VCC H AFC FIL H OUT VIDEO/V/BUS GND AV1/AV2 AV/TV POWER IR WOOFER VH RSTn RESET PLL CPU GND CCD VCC FBP IN B IN G IN R IN FAST BLANKING IN SECAM B-Y IN/Cb IN 4.43M CRYSTAL SECAM R-Y IN/Cr IN SEL VIDEO OUT C APC FIL EXT VIDEO IN/Y IN VIDEO/V VCC INT VIDEO IN/S-C IN BLK DET. FIL APC FIL AFT FIL VIDEO OUT RF AGC OUT IF GND PIF IN2 PIF IN1 NC TU MUTE SDA SCL XT1 XT2 VDD KEY IN VL 1 2 3 4 5 6 7 8 9 10 11 R564 10K VD453 12V VD417 9V C476 470 1kV C476 470 1kV L503 LG101C C499 250V680n C557 1kV 470 VD451 BA159 C459 100FK0.22 R452 1 B21 -16V 1 2 5 1 3 4