Acer AL1731 AL1731 Service Guide - Page 29

3.6.3 CN8 Pin NO. 1 2 3 4 5 3.6.4 CN6 Pin NO. 1 2 3 4 5 6 7 8 9 Signal L+ LGND R+ R- Signal +12 V +5V +5V BKLON BRI_ADJ GND GND Audio GND Audio VDD Comment Audio Left + Channel Output Audio Left - Channel Output Audio GND Audio Right + Channel Output Audio Right - Channel Output Comment 12V Power Input +5V Power Input +5V Power Input Black Light ON Brightness Adjusting GND GND Audio GND Audio +5V Power Input 3.6.5 CN3 Pin NO. 1 2 3 4 Signal +5 V RXD TXD GND Comment 5V Power Input Data Transmission Data Receive GND 28