Gigabyte GA-X48-DS4 Manual - Page 23

1/2) ATX_12V_2X/ATX (2x4 12V Power Connector and 2x12 Main Power Connector) With the use of the power connector, the power supply can supply enough stable power to all the components on the motherboard. Before connecting the power connector, first make sure the power supply is turned off and all devices are properly installed. The power connector possesses a foolproof design. Connect the power supply cable to the power connector in the correct orientation. The 12V power connector mainly supplies power to the CPU. If the 12V power connector is not connected, the computer will not start. • Use of a power supply providing a 2x4 12V power connector is recommended by the CPU manufacturer when using an Intel Extreme Edition CPU (130W). • To meet expansion requirements, it is recommended that a power supply that can withstand high power consumption be used (500W or greater). The main power connector is compatible with power supplies with 2x10 power connectors. To prevent system instability or system's failure to boot, be sure to connect a power supply providing a 2x12 power connector. • The ATX_12V_2X power connector is compatible with power supplies with 2x2 12V power connector. When using a power supply providing a 2x4 12V and power connector, remove the protective covers from the 12V power connector and the main power connector on the motherboard. Do not insert the power supply cables into pins under the protective covers when using a power supply providing a 2x2 12V power connector. 8 4 5 1 ATX_12V_2X ATX_12V_2X: Pin No. Definition 1 GND (Only for 2x4 pin 12V) 2 GND (Only for 2x4 pin 12V) 3 GND 4 GND 5 +12V (Only for 2x4 pin 12V) 6 +12V (Only for 2x4 pin 12V) 7 +12V 8 +12V 12 24 1 13 ATX ATX : Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 Definition 3.3V 3.3V GND +5V GND +5V GND Power Good 5V SB(stand by +5V) +12V +12V 3.3V Pin No. 13 14 15 16 17 18 19 20 21 22 23 24 Definition 3.3V -12V GND PS_ON(soft On/Off) GND GND GND -5V +5V +5V +5V GND - 23 - Hardware Installation