5 5 4 4 3 3 2 2 1 1 D D C C B B +12V VCC Inverter R961 1K R961 1K R953 1.5K R953 1.5K C952 1000uF/25V C952 1000uF/25V DW901 RGP10M DW901 RGP10M C902 470p/400Vac C902 470p/400Vac 1 6 5 2 10 7 11 12 9 8 TW901 EFD30 TW901 EFD30 RW915 180K RW915 180K R904 330K/1206 R904 330K/1206 CW908 100n CW908 100n R951 18/1206 R951 18/1206 C903 470p/400Vac C903 470p/400Vac RW914 1/4W RW914 1/4W RW906 3.3M RW906 3.3M R902 330K/1206 R902 330K/1206 C956 47n C956 47n CW909 471/1KV CW909 471/1KV C954 470uF/25V C954 470uF/25V C951 102/500V C951 102/500V R957 N.C R957 N.C RW916 NC RW916 NC C955 1n C955 1n 4 3 1 2 L901 L1619 L901 L1619 CW906 473 CW906 473 C905 470p/400Vac C905 470p/400Vac R959 1K R959 1K C958 1000uF/25V C958 1000uF/25V RW903 3.3M RW903 3.3M VD904 18V VD904 18V F901 T2AL/250Vac F901 T2AL/250Vac DW902 L4148 DW902 L4148 RW917 100 RW917 100 R908 330K/1206 R908 330K/1206 RW909 56K/2W RW909 56K/2W 3 1 2 4 - + BD901 T2SBA60 - + BD901 T2SBA60 1 2 4 3 N952 PC817 N952 PC817 C904 0.1u/275Vac C904 0.1u/275Vac R907 330K/1206 R907 330K/1206 CW903 271 CW903 271 1 3 2 D950 MBR20100 D950 MBR20100 CW907 473 CW907 473 C906 470p/400Vac C906 470p/400Vac RW907 3.3M RW907 3.3M R958 1K R958 1K t RT901 NTC5.1 t RT901 NTC5.1 R960 4.7 R960 4.7 RW902 27K/1206 RW902 27K/1206 RW904 3.3M RW904 3.3M CW902 222/1KV CW902 222/1KV 1 3 2 D951 MBR20100 D951 MBR20100 R903 330K/1206 R903 330K/1206 R956 4.75 R956 4.75 DW904 RGP10M DW904 RGP10M RW901 27K/1206 RW901 27K/1206 C950 222/400VAC C950 222/400VAC CW905 22uF/25V CW905 22uF/25V LW901 FB LW901 FB 2 3 1 QW901 7N60B QW901 7N60B RW913 0.22/0.5W RW913 0.22/0.5W 4 2 1 3 L902 2.3mH L902 2.3mH R906 330K/1206 R906 330K/1206 R955 18.7K R955 18.7K DW903 FR104 DW903 FR104 R950 8.2M/1W R950 8.2M/1W 1 2 L9503.3uH L9503.3uH CS/FB 3 LUVP 1 VCC 6 GND 4 Latch/Pimit 2 OUT 5 Vstr 8 FAN7602. NW901 FAN7602. NW901 R954 10K R954 10K CW904 100n CW904 100n RW911 1K RW911 1K R952 1K R952 1K 1 2 L951 3.3uH L951 3.3uH VD906 18V VD906 18V 1 2 3 XS904 XS904 1 2 4 3 N950 PC817 N950 PC817 RW910 47 RW910 47 C901 0.33u/275Vac C901 0.33u/275Vac RW924 6.2K RW924 6.2K C957 100n/0805 C957 100n/0805 RW908 3.3M RW908 3.3M VR901 VR901 CW901 120u/400V CW901 120u/400V 3 2 1 N951 TL431 N951 TL431 家电维修资料网 www. 520101. com www. 520101. com 家电维修资料网 适用于LC19AS69 用于2灯的19/22寸屏 （60W2灯的降成本） 5 5 4 4 3 3 2 2 B B A A OLP IS 8.5V OLP _4.8V IS IS VCC Inverter +12V FB FB +5V VCC DR1 DR2 DTC VD701 12V VD701 12V R728 5.1 R728 5.1 C706 104 C706 104 R752 10K R752 10K R716 390k R716 390k R704 200/1206 R704 200/1206 C710 221 C710 221 1 2 XS753 XS753 R710 8.2M R710 8.2M R756 2K R756 2K R751 2K R751 2K R730 5.1k R730 5.1k 1 2 XS750 XS750 R714 10k R714 10k C709 301 C709 301 C718 220uF/25V C718 220uF/25V R706 8.2M R706 8.2M R715 18k R715 18k C754 104 C754 104 VD703 1N4148 VD703 1N4148 C717 470p C717 470p C712 105 C712 105 R755 2K R755 2K R718 91k R718 91k C755 104 C755 104 C714 224 C714 224 C719 102 C719 102 1 2 XS752 XS752 R719 39k R719 39k R720 62k R720 62k 1 2 3 VD751 BAV70 VD751 BAV70 R722 5.1K R722 5.1K R702 4.7k R702 4.7k R705 100k R705 100k 3 2 1 V702 3906 V702 3906 C702 105 C702 105 R727 5.1 R727 5.1 VD753 1N4148 VD753 1N4148 R708 100k R708 100k C713 104 C713 104 C701 104 C701 104 R754 5.1K R754 5.1K R757 10K R757 10K C751 104 C751 104 R723 5.1K R723 5.1K R707 56K R707 56K R724 33 R724 33 R753 2K R753 2K R760 2K R760 2K R701 91k R701 91k C722 105 C722 105 3.4V 3 2 V704 2N7002/SOT23 V704 2N7002/SOT23 R713 100k R713 100k VD702 1N4148 VD702 1N4148 R763 2K R763 2K 5 7 8 1 3 T702 20:20:2000 T702 20:20:2000 R731 4.7k R731 4.7k 1 2 3 VD752 BAV70 VD752 BAV70 C708 141 C708 141 R703 4.7k R703 4.7k VD704 1N4148 VD704 1N4148 R709 100k R709 100k R711 100k R711 100k C753 10p/6KV C753 10p/6KV R759 2K R759 2K VIN 1 VIN 2 ON/OFF 3 DIM 4 GND 6 GND 5 XS702 6 PIN XS702 6 PIN R729 33 R729 33 C750 10p/6KV C750 10p/6KV 3 2 1 V701 3904 V701 3904 3 2 1 V706 3906 V706 3906 R726 33 R726 33 C721 470p C721 470p R762 2K R762 2K R725 33 R725 33 C705 105 C705 105 1 2 3 4 5 6 7 8 V707 AO4828 V707 AO4828 3 2 1 V705 3906 V705 3906 C703 105 C703 105 1 2 3 4 5 6 7 8 V708 AO4828 V708 AO4828 C715 102 C715 102 1 3 2 V703 2N7002/SOT23 V703 2N7002/SOT23 R758 5.1K R758 5.1K C720 102 C720 102 VD750 1N4148 VD750 1N4148 C723 105 C723 105 C707 104 C707 104 C716 102 C716 102 R761 5.1K R761 5.1K R712 100k R712 100k R717 100k R717 100k C704 220uF/25V C704 220uF/25V C752 104 C752 104 R721 43k R721 43k 1 2 3 VD754 BAV70 VD754 BAV70 1IN+ 1 1IN- 2 IF_B 3 DTC 4 CT 5 RT 6 GND 7 C1 8 E1 9 E2 10 C2 11 VCC 12 OUT_CTL 13 REF 14 2IN- 15 2IN+ 16 N701 KA7500C N701 KA7500C C711 105 C711 105 R750 5.1K R750 5.1K 1 2 XS751 XS751 5 7 8 1 3 T701 20:20:2000 T701 20:20:2000 1 2 3 VD755 BAV70 VD755 BAV70 家电维修资料网 www. 520101. com www. 520101. com 家电维修资料网 欠流保护，正常 时V703导通