Acer AL1702 AL1702W Service Guide - Page 48

Power board 1 SG901 NC BD901 ! KBP208G + 3 2 - 4 ! 1 L902 2 4 3 ! 7.0mH C902 0.001uF/250V C901 0.001uF/250V ! ! 2 L901 3 ! 1 4 4.0mH ! C903 0.47uF/275V SG902 NC + C907 100uF/450V R904 300K 1/4W C938 1500pF/1KV R932 300K 1/4W R905 NC R906 NC C906 1500pF/1KV R908 100K 2W D900 FR107 2 C905 0.1uF ZD906 RLZ22B 1 R933 300K 1/4W R915 100K 1/8W IC901 4 3 2 1 RT NC VCC CS COMP VCC 5 6 7 8 GND OUT LD7552BPS C928 0.01uF D901 FR103 R909 5.1 1/4W + C908 22uF/50V R907 NC D903 LL4148WP ! R910 10 1/4W Q901 2SK2645-54MR 2 ZD905 RLZ18B 1 R938 10K 1/8W FB901 BEAD 1 R912 2 220 1/4W C909 470pF/25V R914 0.47 2W !!! R900 R902 R901 680K 1/4W 680K 1/4W 680K 1/4W VAR901 ! Varistor N.C NR901 NTCR t! ! F901 FUSE 3 2 1 CN901 SOCKET ! GND1 GND 1 2 FG HS2 HEAT SINK(D906) 1 2 HS3 HEAT SINK(Q901) 1 2 100 1/4W R918 100 1/4W R919 100 1/4W R920 ! T901 4 9 5 7 6 11 4 10 6 1 8 3 12 POWER X'FMR C912 0.001uF + C917 680uF/25V 1 3 D906 SP10100 L904 1.1uH C922 470uF/25V + C918 680uF/25V R941 1K 1/4W + R946 1K 1/4W R945 1K 1/4W R944 1K 1/4W Q903 PMBS3904 2 2 R935 100 1/4W 3 C929 R961 100 1/4W 0.001uF 1 D905 SP1060 L903 C932 1000pF 1.1uH R962 100 1/4W + + C940 C939 1000uF/16V 1000uF/16V + C915 470uF/16V 2 D907 NC N.C R924 150R 1/8W ZD921 RLZ13B 1 1 4 R925 IC903 1K 1/8W ! PC123X2Y FZOF 2 3 C924 0.1uF D915 LL4148WP 1 2 ZD902 RLZ13B R943 1K 1/8W R939 NC 1 2 ZD901 NC +12V C930 0.1uF F903 +5V FUSE ZD922 RLZ5.1B R940 33K 1/10W R927 3.6K 1% 1/10W D916 LL4148WP IC904 KIA431A-AT/P R926 1K 1/10W 1% R942 1K 1/10W 1% C921 3300PF/250V C925 NC +5V DIM ON/OFF C916 0.1uF CN902 1 2 3 4 5 6 7 8 9 10 CONNECTOR R930 2.43K 1% 1/10W VOL MUTE Title G2545-1-X-X-4-070316 Size Document Number Rev Date: Thursday , March 15, 2007 Sheet 1 of 2 48