海信液晶RSAG7.820.6389电源板电路原理图

1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 D D C C B B A A ! ! 1 2 3 4 LCL-3505-HP L802 ! 1 2 3 4 471/AC250V C803 ! 471/AC250V C804 1 2 3 4 KBJ1006 VB801 TVR10621 RV801 474/AC275V C846 ! 1 2 3 4 LCL-3505-HP L801 474/AC275V C813 1 2 T 4.0A L 250V F801 ! 2D_PWM 100K R950 47K R960 3 1 2 5N50 V901 4R7 R938 20K R934 10K R963 3 1 2 BAV70 VD908 450V-220n C905 1 2 IN4148 VD902 47K R929 225/103 C911 1 2 IN4148 VD901 1 2 3 2222 V906 10R R907 10K R927 105 C908 1 2 3 4 XP901 NA C917 104 C902 1 2 MUR160 VD904 XW40EFD2-A34H012 T901 1 2 MUR160 VD905 1000V-6n8 C901 10K R928 20K R935 1 2 3 2222 V908 1 10 2 3 9 8 7 6 4 5 BCK-25-1605 T902 10K/NA R912 221 C910 222 C927 1 2 MUR160 VD903 1 2 3 2222 V904 270K R931 1K R924 10K R966 3 1 2 2N7002 V905 47K R917 102 C926 22R R962 105 C909 3K3 R920 1 2 IN4148 VD909 1 2 IN4148 VD907 3K3 R936 104 C918 103 C914 3 1 2 5N50 V902 15K/100K R911 104 C912 1 2 MUR160 VD906 10K R909 4R7 R941 4K7 R914 VIN 1 BRTA 4 C_R 3 GND 14 VDD 16 ENABLE 2 AOUT 15 BOUT 13 DIM 5 SST 6 FAULT 7 UVS 8 COUT 12 COMP 11 ISNS 10 VSNS 9 LX27901 N901 1 2 3 2222 V903 222 C915 1 2 3 2907 V907 NA R923 270K R932 20K R916 2K R921 4R7 R940 68R R961 2K R913 22R R965 221 C921 39K R908 C923 C923 10K R915 102 C925 270K R930 C922 C922 0R R918 68R R904 102 C913 2K4 R919 4K7 R925 0R R948 3K3 R937 NA R922 4R7 R939 270K R933 0R R949 47K R964 103 C916 PWM_DIM PFC 12V_VCC 3D_PWM 3D_ENA PWM_DIM 3D_ENA 3D_ENA UVS ISNS ISNS UVS P2+ N2- P1+ N1- 22R R842 MUR460 VD808 474/50V C820 330R R830 104/50V C814 1M0 R833 18V VZ811 20K R817 225/50V C821 24K R841 10N60 V802 0.33/2W R826 IN5408 VD807 20K R840 22R R824 5K1 R819 18V VZ801 22R R822 0520 VD801 101/50V C816 24k R843 20K/NC R814 1M R812 1M R810 1M R807 PFC VCC PFC NC R844 1 2 3 4 5 7 6 8 Zcd Multi Comp Vcc Dri CS VFB GND NCP1608 N892 102/50V C827 22u/50V C811 0.33/2W R828 1M0 R838 1M0 R839 (EMC) 221/2KV C831 0520 VD803 15p/nc C810 1K0 R831 102 C832 0R R815 2 6 1 4 5 10 87 9 9 L812 AC3 102/AC250V C809 4 12 5 6 9 8 10 3 2 1 11 7 BK-10-05HI T831 L811 1 2 3 4 PC817B N891 471/1KV C852 12VQ 14V 12V 20V 10K R816 3K9 R813 47uF/50V C817 0R51/3W R818 101 C818 102 C823 1K R806 10K R890 104 C815 VDD DRV 5 GND 4 HV 8 NC 7 Skip/Latch 1 FB 2 CS 3 Vcc 6 NCP1271 N834 102 C851 2 1 3 8N65 V807 27R R808 47R R811 680K R801 680K R887 270K R803 104 C849 VDD 20V 16V VZ810 AC3 MUR10150 VD819 222/1KV C807 FR107 VD805 100K/2W R820 FR104 VD825 2R2 R821 2R2 R823 100K R825 47uF/50V C819 2K4 R899 2K4 R897 15K R903 5K1 R900 nc C858 10K/NA R898 12V 471/1KV C854 27R R896 27R R895 1000u/25V C855 1000u/25V C861 1000u/25V C862 104 C830 1000u/35V C856 104 C868 27R R894 22K6 R902 4K7 R901 TL431 N851 106/NA C857 2222 V812 1N4148 VD811 1N4148 VD809 1N4148NA VD821 1N4148/NA VD822 PFC 104 C972 14V AC3 1M R970 1M R971 1M R972 1M R802 1M R804 1M R809 1 2 3 4 PC817B N881 vcc 20V 12V 2222 V810 474 C824 104 C826 16V VZ812 1K R827 2K4 R905 4K7 R837 4K7 R910 104 C802 51K R832 1N4148 VD824 1 2 3 4 XP803 1 2 3 4 XP802 1 2 XP807 224/450V C871 68U/450V C865 68U/450V C860 STB 1 2 3 XP806 1 2 3 4 5 6 7 8 9 10 XP810 1 2 3 4 5 6 7 8 9 10 11 12 13 14 XP805 12V SW STB NTC5D2-15 RT801 L924 L824 2222 V820 1 2 3 20100 VD829 2K0 R945 2222 V830 2K0 R944 22V VZ808 15K R946 10K R947 MUR460 VD812 0R0 R851 0R0 R852 0R0 R853 UVS 3D_PWM 3D_ENA 3D_PWM 3D_ENA 0R0 R854 2D_PWM 1K R957 R982 R982 R981 R981 1 2 3 4 5 6 7 XP804 3D_ENA 3D_PWM W807 W806 ! ! 1 2 3 2907 V806 1 2 3 2222 V805 104 C840 2K0 R847 10K R849 10K R850 10K R848 SW 12V_VCC 12V 0R0 R855 0R0 R955 12V ANILOG VREF BRTA 4K7 R992 1 2 3 2222 V900 NA R993 ANILOG BRTA S8KC VD810 1 2 XP801 101/1KV C822 4K7 R995 102 C990 2K R996