Biostar A70MD PRO - 2.3 Connect Cooling Fans; 2.4 Install System Memory

Chapter 2: Hardware installaon | 9
A70MD PRO / A68MD PRO / A70MG PRO
2.3 Connect Cooling Fans
These fan headers support cooling-fans built in the computer. The fan cable and connector
may be dierent according to the fan manufacturer.
CPU_FAN1: CPU Fan Header
Pin Assignment
1 Ground
2 +12V
3 FAN RPM rate sense
4 Smart Fan Control (By Fan)
SYS_FAN1: System Fan Header
Pin Assignment
1 Ground
2 +12V
3 FAN RPM rate sense
Note
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 CPU_FAN1,SYS_FAN1support4-pinand3-pinheadconnectors.Whenconnecngwithwiresonto
connectors,pleasenotethattheredwireistheposiveandshouldbeconnectedtopin#2,andthe
blackwireisGroundandshouldbeconnectedtopin#1(GND).
2.4 Install System Memory
DDR3 Modules