Asus M4A87T User Manual - Page 66

Boot menu

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CPU Fan Max. Duty Cycle(%) [100%] Use the and keys to adjust the maximum CPU fan duty cycle. The values range from 20% to 100%. When the CPU temperature reaches the upper limit, the CPU fan will operate at the maximum duty cycle. CPU Lower Temperature [20ºC/68ºF] Displays the lower limit of the CPU temperature. CPU Fan Min. Duty Cycle(%) [20%] Use the and keys to adjust the minimum CPU fan duty cycle. The values range from 0% to 100%. When the CPU temperature is under the lower limit, the CPU fan will operate at the minimum duty cycle. CPU Fan Speed Low Limit [200 RPM] Allows you to manually set a lower limit for the CPU fan speed. If the CPU fan speed is below the specified limit, the system sends out warning beeps. Configuration options: [500 RPM] [400 RPM] [300 RPM] [200 RPM] [100 RPM] [Ignored] 2.6.6 Anti Surge Support Enables or disables the Anti Surge support. Configuration options: [Disabled] [Enabled] 2.7 Boot menu The Boot menu items allow you to change the system boot options. Select an item then press to display the sub-menu. Main Ai Tweaker Boot Settings M4A87T BIOS Setup Advanced Power Boot Boot Device Priority Boot Settings Configuration Security Tools Version 0210 Exit Specifies the Boot Device Priority sequence. A virtual floppy disk drive (Floppy Drive B:) may appear when you set the CD-ROM drive as the first boot device. Select Screen Select Item Enter Go to Sub Screen F1 General Help F10 Save and Exit ESC Exit v02.61 (C)Copyright 1985-2010, American Megatrends, Inc. 2.7.1 Boot Device Priority 1st ~ xxth Boot Device [xxx Drive] These items specify the boot device priority sequence from the available devices. The number of device items that appears on the screen depends on the number of devices installed in the system. Configuration options: [Removable Dev.] [Hard Drive] [ATAPI CD-ROM] [Disabled] 2-24 Chapter 2: BIOS information

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2-24
Chapter 2: BIOS information
2.7
Boot menu
The
Boot
menu items allow you to change the system boot options. Select an item then
press
<Enter>
to display the sub-menu.
Select Screen
Select Item
Enter Go to Sub Screen
F1
General Help
F10
Save and Exit
ESC
Exit
v02.61 (C)Copyright 1985-2010, American Megatrends, Inc.
Boot Settings Configuration
Security
Specifies the Boot
Device Priority
sequence.
A virtual floppy disk
drive (Floppy Drive B:)
may appear when you set
the CD-ROM drive as the
first boot device.
M4A87T BIOS Setup
Main
Ai Tweaker
Advanced
Power
Boot
Tools
Exit
Boot Device Priority
Boot Settings
Version 0210
2.7.1
Boot Device Priority
1st ~ xxth Boot Device [xxx Drive]
These items specify the boot device priority sequence from the available devices. The number
of device items that appears on the screen depends on the number of devices installed in the
system. Configuration options: [Removable Dev.] [Hard Drive] [ATAPI CD-ROM] [Disabled]
CPU Fan Max. Duty Cycle(%) [100%]
Use the <+> and <-> keys to adjust the maximum CPU fan duty cycle. The values range from
20% to 100%. When the CPU temperature reaches the upper limit, the CPU fan will operate at
the maximum duty cycle.
CPU Lower Temperature [20ºC/68ºF]
Displays the lower limit of the CPU temperature.
CPU Fan Min. Duty Cycle(%) [20%]
Use the <+> and <-> keys to adjust the minimum CPU fan duty cycle. The values range from
0% to 100%. When the CPU temperature is under the lower limit, the CPU fan will operate at the
minimum duty cycle.
CPU Fan Speed Low Limit [200 RPM]
Allows you to manually set a lower limit for the CPU fan speed. If the CPU fan speed is below
the specified limit, the system sends out warning beeps. Configuration options: [500 RPM]
[400 RPM] [300 RPM] [200 RPM] [100 RPM] [Ignored]
2.6.6
Anti Surge Support
Enables or disables the Anti Surge support. Configuration options: [Disabled] [Enabled]