Asus M4A89TD PRO/USB3 - Manual (Page 87)

ASUS M4A89TD PRO Series 3-31
Chapter 3
3.8 Boot menu
The Boot menu items allow you to change the system boot options. Select an item then press
to display the submenu.
3.8.1 Boot Device Priority
v02.61 (C)Copyright 1985-2010, American Megatrends, Inc.
BIOS SETUP UTILITY
Main Ai Tweaker Advanced Power Boot Tools Exit
Specifies the Boot Device
Boot 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
Boot Settings
Boot Device Priority
Boot Settings Configuration
Security
Boot Device Priority
1st Boot Device [Removable Dev.]
2nd Boot Device [Hard Drive]
3rd Boot Device [ATAPI CD-ROM]
BIOS SETUP UTILITY
Boot
The following four items appear only when you set Chassi Q-Fan Mode to [Manual].
CPU Upper Temperature [70˚C/158˚F]
Sets the upper limit of the system temperature.
Configuration options: [30˚C/86˚F] [40˚C/104˚F] [50˚C/122˚F] [60˚C/140˚F] [70˚C/158˚F]
[80˚C/176˚F] [90˚C/194˚F]
CHA Fan Max. Duty Cycle [100%]
Sets the maximum chassis fan duty cycle. When the system temperature reaches the
upper limit, the chassis fan will operate at the maximum duty cycle.
Configuration options: [20%] [30%] [40%] [50%] [60%] [70%] [80%] [90%] [100%]
Lower Temperature [20˚C/68˚F]
Displays the lower limit of the system temperature.
CHA Fan Min. Duty Cycle [50%]
Sets the minimum chassis fan duty cycle. When the system temperature is under
20˚C/68˚F, the chassis fan will operate at the minimum duty cycle.
Configuration options: [00%] [10%] [20%] [30%] [40%] [50%] [60%] [70%] [80%] [90%]
[100%]