Acer Aspire T650 Aspire T650/E500 and Power F5 Service Guide - Page 20

ATX Power Illustration 13 1 24 12 PIN No. Definition 1 3.3V 2 3.3V 3 GND 4 +5V 5 GND 6 +5V 7 GND 8 Power Good 9 5V SB(stand by +5V) 10 +12V 11 +12V 12 3.3V(Only for 24pins ATX) PIN No. Definition 13 3.3V 14 -12V 15 GND 16 PS_ON(soft On/Off) 17 GND 18 GND 19 GND 20 -5V 21 +5V 22 +5V 23 +5V 24 GND ATX Power Illustration PIN No. Definition 1 Hard disk LED(+) 2 MSG LED(+) 3 Hard disk LED(-) 4 MSG LED(-) 5 Reset Switch(-) 6 Power Switch(+) 7 Reset Switch(+) PIN No. Definition 8 Power Switch(-) 9 Reserved 10 Key 11 ODD LED(+) 12 LAN LED 13 ODD LED(-) 14 LAN LED(-) Chapter 1 13