Test them in what way ? to see ifthey spin when powered up ? simple tuirn your PC on.... to test air flow direction ?? most fans have directional arrows on the side...
Im just guessing what you mean, please be more specific
Test them in what way ? to see ifthey spin when powered up ? simple tuirn your PC on.... to test air flow direction ?? most fans have directional arrows on the side...
Im just guessing what you mean, please be more specific