Sw-tact1, sw-tact2: base clock control buttons, Sw-tact3, sw-tact4: cpu ratio control buttons, Sw-tact1, sw-tact2 – MSI X99S XPOWER AC Manual User Manual
Page 47: Base clock control buttons, Sw-tact3, sw-tact4, Cpu ratio control buttons, Chapter 1
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Chapter 1
1-33
Getting Started
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
according to BCLK_STEP1 settings when the system is in regular operation state.
Plus button:
Increase base clock
Minus button:
Decrease base clock
SW-TACT3, SW-TACT4: CPU Ratio Control Buttons
These buttons are used to increase or decrease the CPU ratio. Pressing the Plus/
Minus button once will increase/ decrease the CPU ratio when the system is in
regular operation state.
Plus button:
CPU RATIO + 1
Minus button:
CPU RATIO - 1
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