81 AIMB-270 User Manual
Appendix B I/O Pin Assignments
B.6 CPU Fan Power Connector (CPU_FAN1)
B.7 System Fan Power Connector (SYS_FAN1/2)
Table B.6: CPU Fan Power Connector (CPU_FAN1)
Pin Signal
1GND
2 +12 V
3 DETECT
4PWM
1
4
3
2
Table B.7: System Fan Power Connector (SYSFAN1/SYSFAN2)
Pin Signal
1GND
2 +12 V
3 DETECT
4PWM
1
4
3
2
