Asus P8Z77-V PREMIUM - Manual (Page 46)

1-28 Chapter 1: Product introduction
Chapter 1
4. TPU switch
Enable this switch to automatically optimize the system for fast, yet stable clock
speeds.
Enable this switch when the system is powered off.
• The TPU LED (O2LED2) near the TPU switch lights up when the TPU switch is
enabled. Refer to section 1.2.8 Onboard LEDs for the exact location of the TPU LED.
• If you enable this switch under Windows ® 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.