Asus P8C WS User Guide - Page 34
Chassis Fan control setting 3-pin CHAFAN_SEL
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2. Chassis Fan control setting (3-pin CHAFAN_SEL) These jumpers allow you to switch for fan pin selection. The CHAFAN_SEL jumper is for the front fans and rear fans control. Set to pins 1-2 when using 3-pin fans or pins 2-3 when using 4-pin fans. • If you use a 4-pin fan but set the jumper to pin 1-2, the fan you installed may not work. • If you use a 3-pin fan but set the jumper for a 4-pin fan, the fan control will not work and the fan you installed will always run at full speed. Chapter 2 2-16 Chapter 2: Hardware information
2-16
Chapter 2: Hardware information
Chapter 2
2.
Chassis Fan control setting (3-pin CHAFAN_SEL)
These jumpers allow you to switch for fan pin selection. The CHAFAN_SEL jumper is for
the front fans and rear fans control. Set to pins 1–2 when using 3-pin fans or pins 2–3
when using 4-pin fans.
•
If you use a 4-pin fan but set the jumper to pin 1-2, the fan you installed may not work.
•
If you use a 3-pin fan but set the jumper for a 4-pin fan, the fan control will not work and
the fan you installed will always run at full speed.