IBASE SI-38N - Manual (Page 19)

19
2 NC
3 Ground
J24: CPU_FAN Connector
This is a 3-pin header for the CPU fan. The fan must be a 12V (500mA).
Pin # Signal Name
1 Ground
2 +12V
3 Rotation detection
J25: SYS_FAN Connector
This is a 3-pin header for system fans. The fan must be a 12V (500mA).
Pin # Signal Name
1 Ground
2 +12V
3 Rotation detection
J23: Audio Amplifier