OK your board does have fan control it has 2 cpu fan terminals on the mother board a 3 pin and a 4 pin the 4 pin employs PWM (pulse width modulation ) that tells your bios that there is a fan spinning if it dosent detect a certain amount of minimum (usally 600)rpm's it shuts down. we know that isn't the problem, If I'm right your fan has a 3 pin connector, make you sure it is plugged into the cpu terminal and not a chassis fan terminal , run through your bios again and check for fan controls look for this
Hardware Health Event Monitoring Screen
In this section, it allows you to monitor the status of the hardware on your system,
including the parameters of the CPU temperature, motherboard temperature, CPU
fan speed, chassis fan speed, and the critical voltage.
CPU Fan 1 & 2 Setting
This allows you to set CPU fan 1 & 2’s speed. Configuration options: [Full
On] and [Automatic Mode]. The default value is [Full On].
Chassis Fan 1 Setting
This allows you to set chassis fan 1’s speed. Configuration options:
[Full On], [Automatic Mode] and [Manual]. The default value is [Full On].
Chassis Fan 2 Setting
This allows you to set chassis fan 2’s speed. Configuration options:
[Full On] and [Manual]. The default value is [Full On].
Over Temperature Protection
Use this to enable or disable Over Temperature Protection. The default
value is [Enabled]