Tyan Computer THUNDER N3600T - Manual (Page 18)

18
http://www.TYAN.com
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.