Asus Z87A Computer Hardware User Manual


 
Chapter 2: BIOS information
2-35
2.7.2 CPU Fan Speed [Ignore] or [Monitor] / [N/A], CPU OPT[Ignore] or [Monitor] / [N/A], CPU OPT or [Monitor] / [N/A], CPU OPT
Speed [xxxx RPM] or [Ignore] / [N/A], Chassis Fan 1/3
Speed [xxxx RPM] or [Ignore] / [N/A]
The onboard hardware monitor automatically detects and displays the CPU, chassis,
and power fan speed in rotations per minute (RPM). If the fan is not connected to the
[Ignore] if you do not wish to display the detected
speed.
2.7.3 CPU core 0-3 Voltage, 3.3V Voltage, 5V Voltage, 12V
Voltage
The onboard hardware monitor automatically detects the voltage output through the onboard
voltage regulators. Select [Ignore] if you do not want to detect this item.
2.7.4 CPU Q-Fan Control [Auto]
Allows you to set the CPU Q-Fan operating mode.
 [Advance Mode]
The following items appear only when you set the CPU Q-Fan Control to [Auto] and
[Advance Mode].
CPU Fan Speed Low Limit [600 RPM]
Allows you to set the low limit warning for CPU Fan speed.

CPU Fan Prole [Standard]
Allows you to set the appropriate performance level of the CPU fan.
[Standard] Set to make the CPU fan adjust automatically depending on the CPU
temperature.
 
[Turbo] Set to achieve maximum CPU fan speed.
[Manual] Set to assign the detailed fan speed control parameters.
[Manual].
CPU Upper Temperature [70]
Use the <+> or <-> keys to adjust the upper limit of the CPU temperature. The values
range from 20ºC to 75ºC.
CPU Fan Max. Duty Cycle(%) [100]
Use the <+> or <-> 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 [20]
Displays the lower limit of the CPU temperature.