IEI Integration PPC-37xx-N270 v1.01 - Manual (Page 100)

PPC-37xx-N270 Panel PC
Page 84
BIOS Menu 7: Hardware Health Configuration
CPU FAN Mode Setting [Full On Mode]
Use the CPU FAN Mode Setting option to configure the second fan.
Full On Mode
D EFAULT
Fan is on all the time
Automatic mode Fan is off when the temperature is low
enough. Parameters must be set by the
user.
PWM Manual mode Pulse width modulation set manually
When the CPU FAN Mode Setting option is in the Automatic Mode, the following
parameters can be set.
CPU Temp. Limit of OFF
CPU Temp. Limit of Start
CPU Fan Start PWM
Slope PWM 1