30
IB990 User’s Manual
2.5.12 CPU Fan Power Connector (CPU_FAN1)
1
Pin #
Assigment
Pin # Assigment
1
Ground
3
Rotation detection
2
+12V(1A)
4
Control
2.5.13 System Fan1 Power Connector (SYS_FAN1)
1
Pin #
Assigment
Pin # Assigment
1
Ground
3
Rotation detection
2
+12V(1A)