Asus P9X79 PRO User Manual page 41

3. TPU LED
The TPU LED lights when the TPU switch is turned to Enable.
• The TPU LED (O2LED2) near the TPU switch lights when the switch setting is turned
to Enable. Refer to section 2.2.6 Onboard LEDs for the exact location of the TPU
LED.
• If you change the switch setting to Enable under the OS environment, the TPU
function will be activated after the next system bootup.
• You may use the TurboV and Auto Tuning feature in the TurboV EVO application,
adjust the BIOS setup program, or enable the TPU switch at the same time. However,
the system will use the last setting you have made.
4. EPU LED
The EPU LED lights when the EPU switch is turned to Enable.
• 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 PRO 2-21