MSI Z87 MPOWER User Manual page 42

POWER1: Power Button
This button is used to turn-on and turn-off the system. Press the button once to turn-on
or turn-off the system.
RESET1: Reset Button
This reset button is used to reset the system. Press the button to reset the system.
SW-TACT1, SW-TACT2: Base Clock Control Buttons
These buttons are used to increase or decrease the base clock frequency. Pressing
the Plus/ Minus button once will increase/ decrease the base clock frequency 1 MHz
when the system is in regular operation state.
Plus button:
Base clock + 1 MHz
En-28
Minus button:
Base clock - 1 MHz