Recent content by andydubson579

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    Can a motherboard control the speed of 2 pin fan (using DC voltage control mode)?

    Alright folks, that about answers everything. Thank you Paperdoc and lthampton! (I must say I'm simply amazed at Paperdoc's knowledge and helpfulness with this.) I'll pick Paperdoc's first response as the solution, although I'd advise anyone reading this thread to look at Paperdoc's later...
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    Can a motherboard control the speed of 2 pin fan (using DC voltage control mode)?

    Put shortly: Using DC voltage mode, will a motherboard be able to control the speed of a SYS_FAN through a 3-pin connection that is missing the yellow wire (basically making it a 2-pin connection)? If so, if two of these 2-pin fans were connected to one header, will the MOBO know to supply...