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Press Center > Dr.Power
 
What's the function of the 3 pin housing?
1. FM & FMA Series: The power supply has a 3 pin housing as Fan Monitor Connector (FMC), with two wires attached, which M/B uses to monitor the speed (RPM) of the 8cm power fan. Please refer to the M/B user guide in order to check if M/B contains power fan connector (could be printed on M/B as "PWR_FAN" or "PWR FAN") as a standard feature or not. Note : If M/B has no such terminal for FMC or FMC is not connected to M/B, 8cm fan shall be working normally but no RPM reading is available. 2. FC & FCA series: The power supply has a 3 pin housing as Fan Monitor Connector (FMC), with three wires attached, which M/B uses to: Monitor the speed (RPM) of 8cm fan Stop 8cm fan as system switches to sleeping mode (S1 mode as defined in ACPI) Power up cooling fan attached to this connector as System power on or wake-up Please refer to the user guide of M/B you use in order to check if M/B contains power fan connector (could be printed on M/B as "PWR_FAN" or "PWR FAN") as its standard feature or not. Note : Due to circuit design of FC power supply, the electricity to power up 8cm fan comes from M/B not from power supply itself. If M/B does not offer such terminal for FMC or FMC is not connected to M/B: The 8cm fan shall not spin even after system powers on. No RPM reading is available.

 
 
 
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