IEI Integration ECN-360A-HM65 - Manual (Page 44)

ECN-360A-HM65 Em b e d d e d S ys te m
P a g e 31
4.2.5 Fa n Co n n e c to r (CP U)
CN La b e l: CP U_FAN1
CN Typ e : 4-pin wafer (1x4)
CN Lo c a tio n : See Figure 4-6
CN P in o u ts : See Table 4-7
The cooling fan connector provides a 12V, 500mA current to the 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 4-6: CPU Fan Connector Location
Pin Description
1 GND
2 +12V
3 Rotation Signal
4 PWM Control Signal
Table 4-7: CPU Fan Connector Pinouts
4.2.6 Fa n Co n n e c to r (S ys te m )
CN La b e l: S YS _FAN1
CN Typ e : 3-pin wafer (1x3)