IEI Integration IMBA-Q454 v1.01 - Manual (Page 37)

IMBA-Q454-R10 User Manual
Page 37
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
5 Output 1 6 Output 0
7 Input 3 8 Input 2
9 Input 1 10 Input 0
Table 3-6: Digital I/O Connector Pinouts
3.2.5 Fan Connectors, CPU and Northbridge
CN Label: CPU_FAN1, NB_FAN1
CN Type: 4-pin header
CN Location: See
8
Figure 3-6
CN Pinouts: See
8
Table 3-7
The cooling fan connector provides a 12 V, 500mA current to a CPU cooling fan. The
connector has a "rotation" pin to get rotation signals from fans and notify the system so the
system BIOS can recognize the fan speed. Please note that only specified fans can issue
the rotation signals.
Figure 3-6: CPU and Northbridge Fan Connectors Location