Check that the wiring is "normal" with a multimeter. I know a lot of those boards use odd pinouts. I had to splice the fans on the last switch I silent modded due to this very issue.
-Blake On Wed, Dec 17, 2014 at 9:57 AM, Steve Mikulasik <[email protected]> wrote: > It was a Zalman, cheapo unit > http://www.newegg.com/Product/Product.aspx?Item=N82E16835118217 > > I have used a few others over the years, but they were usually for 3.5” and > 5.25” bays on desktops, might be a bit bigger than what you want. > > Stephen > > From: chris [mailto:[email protected]] > Sent: Wednesday, December 17, 2014 10:54 AM > To: Steve Mikulasik > Cc: cisco-nsp@pu ck.nether.net > Subject: Re: [c-nsp] Inline Fan Controllers? > > I had 2 of the same exact fan controllers both do the same thing so I'm > counting out that both are defective but guessing that most likely theres > something they arent doing right. The controllers I have say they control any > 12V fan, and the fan on the 2950g im playing with says its 12V 0.46A so i > think it "should" work. You don't happen to remember a model or part # of one > you used that worked? > > chris > > On Wed, Dec 17, 2014 at 12:35 PM, Steve Mikulasik > <[email protected]<mailto:[email protected]>> wrote: > I have used those before, it should decrease the voltage, forcing the fan > spin slower. It should work in theory on any device using a 3pin connector. > Possibly a defective or junky fan controller. You could put a volt meter on > the end of it to see if turning the knob has any affect. > > Stephen > > -----Original Message----- > From: cisco-nsp > [mailto:[email protected]<mailto:[email protected]>] > On Behalf Of chris > Sent: Wednesday, December 17, 2014 10:02 AM > To: cisco-nsp@pu ck.nether.net<http://ck.nether.net> > Subject: [c-nsp] Inline Fan Controllers? > > Hello, > > Has anyone on the list ever messed putting in a fan controller in a switch so > its inline between the motherboard and fan? I had one of these ( > http://www.quietpc.com/images/products/gel-fan-controller.jpg ) laying around > and plugged into a spare 2950g and 3560g I have kicking around and the fan > powers up and the fan works like normal and turning the knob has no effect. I > thought it would be like a standard 3 wire computer fan and that this would > be easy way to lower rpm on a stock fan with replacing the fan. > > This is only to minimize noise when labbing, we arent lookinng to do this to > any production equipment. Anyone ever tried anything like this and had any > success? I was hoping it would work because the controllers are only a few > dollars and it would be cheaper and more flexible as we could move the > controllers around from box to box as needed > > If you have any experience with anything that worked, I would be interested > to hear about it > > chris > _______________________________________________ > cisco-nsp mailing list > [email protected]<mailto:[email protected]> > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
