4.Fan mode setting (3-pin CPUFAN_SET1; CHAFAN_SET1)

These jumpers allow you to connect either a 3-pin or a 4-pin fan cable plug to the CPU fan or Chasis fan connectors Set these jumpers to pins 1-2 Short PWM mode if you are using a 4-pin fan cable plug, or to pins 2‑3 Short DC mode if you are using a 3-pin plug.

CPUFAN_SET1

 

1

2

2

3

 

PWM Mode

DC Mode

P5BV-M/RS100-E5

(Default)

 

 

 

 

 

 

 

CHAFAN_SET1

 

1

2

2

3

 

PWM Mode

DC Mode

P5BV-M/RS100-E5

(Default)

 

 

 

 

 

 

Fan Mode Setting

 

 

 

 

4-6

Chapter 4: Motherboard Information