I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I ! ! ! ! ! ! PGND PGND NP1 NP2 ND NS' NS ! + ~ ~ - VAL? ! ! ! ! ! V ! OUT VCC NC VH GND IS FB ZCD ! VCC D VSS SYNC VFB GND2 GND1 N2 N1 PGND ! ! 2 3 4 1 2 3 4 1 VOL? ! ! ! ! ! ! ! T ! ! ! I I I VC+ DRAIN 16V GND NP ND NS I I I I I I I I I INV ZCD MULT GND CS GD COMP VCC I N L 3V HOT COLD C826 0.022U Z130 RL255 D810 D811 RL255 3A/600V 47K R858 1 5 3 6 4 7 2 8 U806 L6562A Z122 68R R871 Z67 Z109 4K7 R875 Z117 R835 10M Z5 VBUS Z41 Z7 Z22 Z21 10 3 6 7 8 9 1 2 4 5 T802 PGND Z42 Z32 R841 39K R886 1K R803 22K Z1 R853A 240K 4V7 D807 D801 5V6 R874 47K 1 10 11 12 2 3 4 5 6 7 8 9 P802 27K R887 FR104 D829 220P C833 C807 330P R809 10R R859 0.33R 5R R860 C839 NC NC L805 C815 680P R807 47R 47R R806 0.1U C813 1 2 3 D806 YG902C C842 220P 5K1 R853 C820 0.15U R838 1K2 470R R881 1 2 3 4 K801A C812 1U R804 10R 10R R805 R829 100R 27K R866 10R R849 R888 39K 47P C801 4R7 R865 R870 1K 6K8 R864 R880 6K8 4K7 R885 10K R868 0.1U C835 1000P C824 470P C832 0.01U C837 R844 20K R846 4K7 4K7 R846A 0.1U C821 R877 1K R867 1K 1 4 3 2 K801 F801 5.0A 250VAC 20V D803 4148WS D820 PGND 10K R842 R843 4K7 D814 FR104 AGND 47R R873 3K R852 C811 1U 18V D802 D805 18V VBUS 12 4 1 8 10 7 6 3 2 5 9 11 L801 D815 1N4007 4R7 R822 PGND C803 22U 50V PGND PGND 25V 10U C802 PGND 4148WS D828 PGND C836 0.47U 160V C822 0.1U C808 0.47U 10K R876 R802 220K 35V 1000U C805 5 7 8 4 3 2 1 6 U801 FSQ510 C827 1000P D824 FR104 L803 C847 NC C806 4U7 450V PGND PGND R836 NC D818 BYV29-600 L807 4700UH 1 3 4 2 L809 LIF-JLB1359 4148WS D822 PGND AGND 5 6 7 8 4 3 2 1 U805 FA5571N R820 75R 4148WS D819 R854 10K 1 2 3 U807 TL431_1V25 4 3 2 1 L804 AGND R830 560V 1N4007 D816 4 3 2 1 L808 L806 2.2UH 1 2 3 4 U804 PS2561 4 3 2 1 U802 PS2561 C844 1000P PGND AGND AGND PGND PGND AGND AGND AGND AGND AGND AGND AGND PGND PGND AGND AGND AGND AGND PGND PGND PGND PGND PGND PGND PGND PGND PGND PGND PGND PGND PGND PGND R808 100R NC R856 D813 HER108 0.047U C830 C823 0.47U C809 0.47U C841 1500P B C E BC847A Q808 1 2 3 TL431 U808 B C E BC847A Q807 R863 0R L802 Q803 P7NK80 1K R845 200R R850 R862 390K R839 27K B C E Q805 2222AL R861 470K 1 2 3 P801 R819 22K R826 4K7 R827 4K7 B E C Q811 2907AL D809 SR160 D804 US10KB80R 510K R815 22K R840 C814 0.1U 12K R848 1U C816 12K7 R847 C817 0.01U 50V R872 100R R817 4R7 B E C Q809 2907AL 510K R813 400V 0.1U C825 R814 510K R855 27K 0.022U C818 0.1U C819 3K3 R823 R821 3K3 1M R810 1M R811 1M R812 D812 RL255 3A/600V C840 120U 450V 12 2 3 5 7 10 6 4 1 9 11 8 T801 C840A 120U 450V 1 2 3 4 PS2561 U803 C828 0.22U 470P C843 C845 470P 2R7 R825 D808 1N4007 C829 470U 35V C804 1000U 35V R837 0.15R 12A/500V SK3568 Q802 Q801 SK3568 12A/500V C838 470U 16V 3K3 R824 R801 2R7 VC PGND PGND PGND PGND PGND PGND PGND PGND AGND AGND AGND AGND AGND AGND PGND PGND PGND PGND PGND AGND PGND VC AGND Z25 Z105 Z106 Z107 Z108 Z110 Z111 Z112 Z113 Z114 Z115 Z116 Z118 Z119 Z120 Z121 Z123 Z124 Z125 Z26 Z27 Z28 Z29 Z30 Z31 Z33 Z34 Z35 Z36 Z37 Z38 Z39 Z40 Z43 Z44 Z45 Z46 Z47 Z48 Z49 Z50 Z51 Z52 Z53 Z126 Z127 AGND AGND Z19 Z20 P_ON Z18 BL_ON Z16 DIM Z17 Z14 +24V/2A +3.3VSB/0.2A Z15 Z8 Z10 Z9 Z11 Z12 Z6 PGND Z2 Z128 Z4 Z3 AGND Z13 Z73 Z129 Z131 I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I ! ! ADIM BST1 BST2 CT ENA GNDA HDR1 HDR2 ISEN LCT LDR1 LDR2 LX1 LX2 OVPT PDIM RPT SSTCMP SYNC TIMER UVLS VIN VREF VSEN_POL VCC GND1 DRAIN VC+ GND ND NP NS VCC GND1 DRAIN VC+ GND ND NP NS ! ! I I I I HOT COLD (39K For AUO) (2k4 For AUO) (56K For AUO) R978 1K8 R958 1K8 R957 75K R977 75K 2 1 Y3 1 3 2 RW977 2K 10K R928 33K R934 NC R930 C931 0.022U C930 0.022U Z83 2 3 1 470R RW978 R969 47K C917A 47P AGND AGND 220P C917 AGND 3 2 1 BAV70L D913 AGND Z84 R948 10R 4148WS D903 D904 4148WS 10K R967 Z68 Z64 1U C911 C910 1U R906 100R 100R R905 100R R909 R925 100R BL_ON 56R R901 +24V/2A R924 100K 56K R932 C915 1U C915A 0.47U 0.022U C906 B C E Q923 BT3904 C905 0.022U 1K R953 AGND C907 1U AGND C914 1U 4148WS D909 C920 0.022U 2K2 R915 0.047U C916 C927 4700P R968 47K R927 4K7 R941 0R R912 100R 10K R911 R949 1K 10R R947 1K R946 R910 10K 100R R923 R913 100R 10K R914 R950 1K 10R R951 100R R922 R917 10K R952 10R C922 0.01U C923 0.1U 0.47U C903 0.01U C924 4K7 R976 C902 33P 470P C913 C921 1000P 2K2 R964 R944 10K 10K R945 100R R954 R931 10K C918 4700P 750K R962 4148WS D902 VREF D905 4148WS R961 200R 200R R963 200R R972 R970 200R 220R R919 200R R959 R960 200R R974 200R 200R R971 R921 220R R920 200R 200R R916 R936 200R 200R R940 R937 200R 200R R939 200R R935 R938 200R R973 200R 200R R975 R902 4R7 C909 0.47U R966 4K7 4K7 R903 R918 4K7 SK3561 Q902 D901 4148WS R942 100R AGND R882 1K 2 4 1 3 T904 2 4 1 3 T903 B C E Q906 BT3904 10 2 6 7 8 4 5 3 1 9 T902 9 1 3 5 4 8 7 6 2 10 T901 AGND AGND B C E Q924 BT3906 E C B BT3904 Q922 1 2 3 D916 BAV70L C901 33P AGND AGND 12 11 23 4 3 2 1 10 9 8 7 6 5 13 14 15 17 18 19 20 21 16 22 24 U901 OZ9926A 47K R956 PGND AGND +24V/2A DIM 1 2 P902 AGND AGND AGND AGND AGND E C B BT3906 Q909 AGND E C B BT3904 Q907 AGND AGND 4148WS D908 D907 4148WS AGND AGND AGND AGND AGND AGND AGND AGND PGND R908 2K2 R904 2K2 R907 2K2 R926 2K2 C912 0.47U Q903 SK3561 SK3561 Q904 Q901 SK3561 2N7002 Q913 C908 1U Q914 2N7002 E C B BT3906 Q916 B C E Q919 BT3906 E C B BT3906 Q917 B C E Q918 BT3906 E C B BT3906 Q910 LDR1 HDR1 LDR2 HDR2 E C B BT3904 Q905 B C E Q911 BT3906 B C E Q908 BT3904 B C E Q912 BT3906 Q920 2N7002 2 1 P901 2N7002 Q915 VBUS AGND AGND AGND AGND AGND AGND AGND AGND Z54 Z55 Z56 Z57 Z58 Z59 Z60 Z61 Z62 Z63 HDR2 Z65 LDR1 Z66 LDR2 Z69 Z70 Z71 Z72 HDR1 Z74 Z75 Z76 Z77 Z78 Z79 Z80 Z81 Z82 Z85 Z86 Z87 Z88 Z89 Z90 Z91 Z92 Z93 Z94 Z95 Z96 Z97 Z98 Z99 Z100 Z101 Z102 Z103 Z104 Z24 Z23 VREF