Asus A7N8X-E - Manual (Page 90)

4-30 Chapter 4: BIOS Setup
Fan Speed Ratio [10/15]
This item allows you to select the appropriate fan speed ratio for the
system. The default [10/15] is the minimum fan speed ratio. Select a
higher ratio if you installed additional devices and the system requires
more ventilation. This item is required to be set when the Q-Fan Control
field is [Enabled]. Configuration options: [10/15] [11/15] [12/15] [13/15] [14/
15] [Full Speed].
Speed Up/Down Response Time [4 Sec/8 Sec]
This item indicates the time period before the fan speeds adjust to the vale
set in the Fan Speed Ratio field. This item is required to be set when the
Q-Fan Control field is [Enabled]. Configuration options: [1 Sec/2 Sec]
[2 Sec/4 Sec] [3 Sec/6 Sec] [4 Sec/8 Sec]
4.7 Exit Menu
After making all selections from the various menus in the Setup program,
save the changes and exit Setup.
Pressing does not immediately exit this menu. Select one of the
options from this menu or from the legend bar to exit.