Acer AL2002 AL2002 Service Guide - Page 22

11.2 ACER_AL2002W (T20BAUW-G1)_SCHEMATICS_POWER BOARD A B C D E F G 1 2 3 4 5 6 7 8 9 10 L1 G3 N2 P801 F801 3.15AL250V C801 0.33U/275V GND T802 RING CHOKE R802 SCK103 R801 1M 1/4W MGF 1 3 C808 2 4 C820 1000P/250V C809 4700P/1KVX7R C819 0.1U/275V C825 GND 1000P/250V L809 D807 RL206 D805 RL206 D808 RL206 D812 RL206 C830 4700P/1KVX7R R818 0.51/1W + R804 C805 2M 100U/450V 1/4W MGF C806 0.01U/1KV D803 PG108R 3 D801 P6KE150A 1 1000P/250V BEAD 1 I801 C807 10UF/50V 3 7 5 8 SG5841J 4 1 6 2 2 + GND-1 R808 30.1K 1% C812 1000P C811 220P GND-1 ZD801 22D R815 200/MOF I802 LTV817 4 1 3 2 C828 4.7U/50V GND GND-1 R814 22/MOF D806 1N4148 1 2 R813 100/MOF 2 R807 3.3 Q803 7N65C 1 24 D804 L803 1N4937 BEAD/6mm 5 C810 220P 1KV X7R GND-1 3 1 R823 270 R826 1K + R825 1K C827 0.01UF/PEM R824 33K 1% I803 AP431 1% GND R827 30.1K 1% R811 0.47/2W GND-1 R829 NA R830 NA T801 ER28 10 9 8 7 6 GND C816 1000P 500V X7R D809 ER1002FCT + C818 330U/35V GND + C817 330U/35V C851 0.1UF GND GND D810 SB1060F C821 1000P 100V X7R + C822 1000UF/16V L802 10U + C824 1000UF/16V GND GND +5V + C823 1000UF/16V GND 11 12 13 D811 24B R817 1K GND +22V R828 51K GND GND ON_OFF BRI P802 1 2 3 4 5 6 7 8 9 10 5V 5V 5V 5V GND GND GND GND ON-OFF BRI ON_OFF +5V R101 10K C105 1000P GND R136 10K R105 20 GND C110 + 2 1 2.2uF/50V R113 10K C111 1000P 2 1 + C102 22uF/50V C101 0.1uF R102 30.1K 1% R103 30.1K 1% GND GND BRI GND R132 2K I101 R104 510K 1% 1 DRV1 PGND 16 2 VDDA DRV2 15 GND 3 TIMER GNDA 14 4 DIM 5 ISEN 6 VSEN CT SSTCMP LCT 13 C106 12 0.047uF 11 GND GND 7 OVPT ENA 10 1 8 NC NC 9 + C103 2.2uF/50V R106 150K 1% 2 OZ9938 R118 56.2K 1% R107 3.32K 1% R131 20 R133 20 C104 330P NPO GND GND Q104 2N7000 3 R134 1K 1 2 GND Q105 C945 Q106 A733 GND R135 1M C133 1000P GND C132 1000P GND 1 2 3 4 5 6 7 +22V GND Q107 1 S2 2 G2 D2 8 D2 7 3 S1 D1 6 4 G1 D1 5 1 + C129 220UF/35V AOP609 2 GND 2 12 1 + C127 330UF/35V + C128 330UF/35V GND 1 T101 7 2 3 4 5 6 10 EEL19-B D105 1 2 1N4148 D104 1N4148 1 2 GND Q108 1 S2 D2 8 2 G2 D2 7 3 S1 D1 6 4 G1 D1 5 AOP609 2 1 R120 13K D108 2 1 1N4148 1 2 D107 1N4148 + C134 330UF/35V 1 T102 7 2 3 4 5 6 10 EEL19-B 1 1 + C130 220UF/35V GND 2 + C135 330UF/35V GND 2 D109 1 2 1N4148 D110 1N4148 1 2 R128 13K 1 2 D112 1N4148 2 1 D113 1N4148 C131 0.022UF X7R R130 432 1%(7.0mA) R111,R130 402 1% (7.5mA) R111,R130 470 1% (6.5mA) GND C117 12PF/3KV R116 3M 1/4W R115 3.01K 1% GND C109 0.022UF X7R C123 12P/3KV R125 3M 1/4W R126 3.01K 1% GND C116 5PF/3KV R117 100K 1% R119 12K 1% C115 470P X7R GND R111 432 1%(7.0mA) 1 2 D102 1N4148 GND C125 5P/3KV R121 100K 1% R122 15K 1% C120 470P X7R GND 1 2 D114 1N4148 21 21 1 1 P101 2P 22 1 1 P102 2P 22 GND D103 1N4148 GND 1 1 P103 2P 22 1 1 P104 2P 22 GND D115 1N4148 GND 8 9 10 11 12 13 PCB No. 6832180200P0A A B C D E F G ACER AL2002W 21 Go to cover page