Acer P203 P203W LCD Service Guide - Page 34

6.2 ACER_LCD_P203W_SCHEMATICS_POWER BOARD A B C D E F G 1 2 3 4 5 6 7 8 9 10 11 12 13 L1 G3 N2 P801 F801 3.15AL250V R821 300K 0805 GND R822 300K 0805 C803 * C801 R820 300K 0805 GND C804 * 2 4 T801 ET-20 0.33U/275V 1 3 R802 SCK103 0.1U/275V C819 C820 2200P/250V-Y GND C825 GND-1 2200P/250V-Y 1 C809 0.01u/1KV - 2 3 C808 0.01u/1KV R803 1W 0.51 MOF T802 ER28 2 10 L804 D809 3 STPF1020CT 2 + 4 D801 GBLA08 C805 + C815 0.01uF 1KV R804 15K C806 0.01uF/630V R805 100K/2W 100U/450V D803 PR1007G 1 JUMPER WIRE 1 9 C816 1000P 500V X7R + C818 + 470U/35V GND-2 C813 0.1uF GND-1 VCC 1 D807 18B R809 100K 2 1 1uF/50V C829 + I801 1 VCC DRAIN 8 2 GND HV SPACE 7 3 PRCT GDRV 6 4 CTRL IS 5 TEA1530 R816 1K VCC R806 1 + C807 82uF/35V GND-1 2 R830 68K/0805 GND-1 I802 4 1 GND-1 R807 3.9 R814 22/MOF D806 1N4148 1 2 R813 100/MOF R819 1K/MOF R815 4.7K/MOF C811 0.22uF R823 R829 120K/0805 D804 1 2 1N4937 4 L803 BEAD/6mm 5 GND-1 2 Q803 C810 3 1 7N65C 100P 1KV X7R 3 D812 1 2 1N4148 R811 0.27/2W GND-1 7 6 C832 3300P/250V D810 3 SBF1045CT 2 1 C821 1000P 100V X7R C802 3300P/250V GND-1 GND C831 0.1uF 0805 + C822 1000U/10V GND 4.75K 1% 3 R826 2 1K 270 R825 C827 1K 0.1uF R851 R852 100 1 ON-OFF BRI +5V R105 R808 13K C812 33nF GND-1 1uF/50V 2 C826 + GND-1 LTV817 2 C 3 + C828 R I803 2.2uF/50V 1 AP431 1% A GND GND R824 33K 1% 4.7K 1% R827 33K 1% R853 1.5K VR801 10K GND 3 +22V C817 NC C814 0.1uF 0805 GND +22V 1 R840 68K 0805 D811 27B GND R828 1K 2 R817 1K GND 1 3 R818 910/2W Q806 3904 GND L802 10uH + C824 1000U/10V +5V + C823 1000U/10V GND GND +5V +5V GND GND GND GND P802 BRI ON-OFF 1 2 3 4 5 6 7 8 9 10 1 1 P101 2P 1 1 R136 10K 22 C102 + 2 1 C101 0.1uF 22uF/50V GND-2 R113 10K 1 2.2uF/50V C111 1000P + C110 2 GND-2 R101 10K GND-2 R102 30.1K R103 18K GND-2 C105 1000P GND-2 I101 1 DRV1 2 VDDA 3 TIMER 4 DIM 5 ISEN 6 VSEN 7 OVPT 8 NC PGND 16 DRV2 15 GNDA 14 CT 13 SSTCMP 12 LCT 11 ENA 10 NC 9 OZ9938 2.2uF/50V 2 1 GND-2 R104 510K GND R106 C103 + GND-2 150K 1% R135 1M C130 1000P R151 82K C131 1000P GND-2 GND-2 R118 56K R163 68K R107 5.6K C106 0.047uF C161 220P C104 330P GND-2 R132 2 2K/0805 R134 2K/0805 2 2 Q101 1 2N7002 Q102 3904 1 1 Q103 3906 3 GND + + C124 C125 470uF/35V 470uF/35V 2 2 GND R131 33 GND Q104 AOD413 1 2 3 D101 SB140 C191 220pF 0805 3 GND R133 33 Q105 AOD454 1 1 D141 NC 3 2 D102 SB140 C192 220pF 0805 C134 10UF 1206 GND . 7 T101 5 2. 4 6 .8 3. 1 EEL22 C123 10UF 1206 C122 10UF 1206 GND R128 12K D112 1N4148 1 2 D113 1N4148 2 1 C128 0.022uF R130 470 1% C112 10P/3KV D106 1N4148 1 2 D114 1N4148 1 2 R116 3M 1/4W R115 3.3K 1% GND R120 12K D107 1N4148 1 2 D108 1N4148 2 1 C114 5P/3KV R117 100K 1% R119 15K 1% C115 470P X7R R138 1K/0805 GND C109 0.022uF D116 1 2 1N4148 R111 470 1% 1 22 1 1 P102 2P 22 R137 1K/0805 R141 1K/0805 GND D117 1N4148 2 GND GND C116 10P/3KV D109 1N4148 1 2 D118 1N4148 1 2 R125 3M 1/4W R126 3.3K 1% GND C118 5P/3KV R121 100K 1% R122 15K 1% C119 470P X7R R140 1K/0805 D120 GND 1N4148 1 2 D121 1N4148 1 1 1 P103 2P 22 1 1 P104 2P 22 R139 1K/0805 R142 1K/0805 GND 2 GND GND 1 2 3 4 5 6 7 8 9 10 11 12 13 PCB No. 6832192700P01 A B C D E F G ACER P203W 33 Go to cover page