Acer AL1916 AL1916p Service Guide - Page 64

5 4 3 2 1 D LCD PANEL POWER CONTROL (Main) PAN5V 8 PAN5V 1 21 C C53 1 + C50 R88 for R89 0.01uF 1000uF/10V current PC B 10K 2 VL-922 rev. 0 6 PANEL_VCTL R88 0# 1 2 R90 10K 1 2 R68 1 Q8 2SC2411K 33K 2 C66 10uF 0805 B R89,R90,Q8, f or nest version VL -922 rev.0A 2 R65 10K Q6 2SC2411K U7 1 2 3 4 S1 S2 S3 G D4 D3 D2 D1 8 7 6 5 APM4461KC_SO8_P-channel JKMT_B201212K800TM L8 L0805D 1 2 1 C51 0.1uF 2 + C52 100uF/16V 1 2 PANEL_VOUT R66 200 R1206D COLLECTOR LCD PANEL INTERFACE (LVDS) 5 TXB0- 5 TXB0+ 5 TXB1- 5 TXB1+ 5 TXB2- 5 TXB2+ 5 TXBCLK- 5 TXBCLK+ 5 TXB3- 5 TXB3+ 5 TXA0- 5 TXA0+ 1 PANEL_VOUT 5 TXA1- 5 TXA1+ 5 TXA2- 1 1 5 TXA2+ R69 R85 R86 5 TXACLK- 5 TXACLK+ 10K# 10K# 10K# 5 5 TXA3TXA3+ 2 2 2 Vds -24V Vgs = -2.5V/-4.5V/-10V Id = -2A/-4A/-7A (APM4461) DTC124EK SOT-23B BASE EMITTER 1 1 R70 R82 R83 0# 0# 0# 1 2 2 2 D CN5 TXB0- 1 TXB0+ 2 TXB1- 3 TXB1+ 4 TXB2- 5 TXB2+ 6 7 TXBCLK- 8 TXBCLK+ 9 TXB3- 10 TXB3+ 11 TXA0- 12 TXA0+ 13 14 TXA1- 15 TXA1+ 16 17 TXA2- 18 TXA2+ 19 TXACLK- 20 TXACLK+ 21 TXA3- 22 TXA3+ 23 24 SEL-LVDS 25 26 27 PANEL_VOUT28 PANEL_VOUT29 PANEL_VOUT30 RXO0RXO0+ RXO1RXO1+ RXO2RXO2+ GND RXOCRXOC+ RXO3RXO3+ RXE0RXE0+ GND RXE1RXE1+ GND RXE2RXE2+ RXECRXEC+ RXE3RXE3+ GND NC PD NC VDD VDD VDD C B P-TWO_AFN300-N2G1Z *The mark "#" to indicate that Part disuse. PCB Name-Rev :VL922-0A A A COMPAL ELECTRONICS, INC." Title Schematic, CTRL/B VL922, LAA698 Size Document Number 401ACQ Rev 0A Date: Friday, April 22, 2005 Sheet 7 of 8 5 4 3 2 1 64