ASROCK Z790 Series Setup Manual page 84

CPU Fan 2 Control Mode
Allows you to
[Auto] Select this mode to detect the type of installed fan and automatically switch the
control modes.
[DC Mode] Select this mode for 3-pin fan.
[PWM Mode] Select this mode for 4-pin fan.
CPU Fan 2 Setting
Allows you to
temperatures and assign a respective fan speed for each temperature.
Configuration options:
[Customize] [Silent Mode] [Standard Mode] [Performance Mode] [Full Speed]
CPU Fan 2 Temp Source
Allows you to
[Monitor M/B] Select this item to set motherboard as the fan temperature source.
[Monitor CPU] Select this item to set CPU as the fan temperature source.
CPU Fan 2 Step Up
Allows you to set the value of CPU Fan 2 Step Up.
Configuration options: [Level 0] - [Level 9]
CPU Fan 2 Step Down
Allows you to set the value of CPU Fan 2 Step Down.
Configuration options: [Level 0] - [Level 9]
MOS Fan1 Setting
Allows you to select a fan mode for Fan, or choose Customize to set 5 CPU temperatures
and assign a respective fan speed for each temperature.
Configuration options:
[Customize] [Silent Mode] [Standard Mode] [Performance Mode] [Full Speed]
CHA_FAN1 / W_PUMP Switch
Allows you to select Chassis Fan 1 or Water Pump mode.
Configuration options: [CHA_FAN1] [W_PUMP]
80
select PWM mode or DC mode for CPU Fan 2.
select a fan mode for CPU Fan 2, or choose [Customize] to set 5 CPU
select a fan temperature source for CPU Fan.