3.EPU switch

Turning this switch to Enable will automatically detect the current PC loadings and intelligently moderate the power consumption.

For ensuring the system performance, turn the switch setting to Enable when the system is powered off.

Chapter 2

•The EPU LED (O2LED3) near the EPU switch lights when the switch setting is turned to Enable. Refer to section 2.2.6 Onboard LEDs for the exact location of the EPU LED.

•If you change the switch setting to Enable under the OS environment, the EPU function will be activated after the next system bootup.

•You may change the EPU settings in the software application or BIOS setup program, and enable the EPU function at the same time. However, the system will use the last setting you have made.

ASUS P9X79

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