2.14 – CPU1 & CPU2 FAN Header (CPU FAN1, CPU FAN2)
Use these headers to connect the cooling fans to the motherboard to keep the CPU stable and reliable.
| Pin 1 | Pin 2 |
| Pin 3 | Pin 4 |
| GND | +12V |
| Tachometer | Fan PWM (speed) |
|
| Control | |||
|
|
|
|
|
2.15 – System FAN Headers (SYS FAN1/2/3/4/5/6/7)
Use these headers to connect the cooling fans to the motherboard to keep the system stable and reliable.
| Pin 1 | Pin 2 |
| Pin 3 | Pin 4 |
| GND | +12V |
| Tachometer | Fan PWM (speed) |
|
| Control | |||
|
|
|
|
|
Note: S2937 only support 4pin FAN PWM.
18
http://www.TYAN.com