Instruction Manual

ECN-780-Q67 Embedded System
Page 76
o VBAT
5.3.9.1 Smart Fan Mode Configuration
Use the Smart Fan Mode Configuration menu (BIOS Menu 14) to configure the CPU fan.
Aptio Setup Utility – Copyright (C) 2009 American Megatrends, Inc.
Advanced
CPU_FAN1 Smart Fan Mode Configuration
CPU Smart Fan control [Auto PWM Mode]
Temperature of Start 75
Temperature of Off 80
Start PWM 30
Slope(Duty Cycle) [4]
CPU Smart Fan control
settings.
---------------------
 : Select Screen
↑ ↓: Select Item
Enter Select
F1 General Help
F2 Previous Values
F3 Optimized
Defaults
F4 Save
ESC Exit
Version 2.00.1201. Copyright (C) 2009 American Megatrends, Inc.
BIOS Menu 14: Hardware Health Configuration
 CPU Smart Fan control [Auto P WM Mode]
Use the CPU Smart Fan control BIOS option to configure the CPU Smart Fan.

Full Mode
Fan is on all the time

Manual PWM
Mode
The fan spins at the speed set in the manual
PWM setting

Auto PWM Mode DEFAULT
The fan adjusts its speed using these settings:
Temperature of Start
Temperature of Off
Start PWM
Slope (Duty Cycle)