TURKEY 0 Posted February 3, 2015 Hi, CM Nepton 280L I bought today.. I can not set the pump speed (( Motherboard : MSIGaming 7 Working in continuous high speed.. ( 6500 rpm ) Bios, msi command center, speedfan ... no one is unable to control the fan speed ! CpuFan1 installed.. (is not) CpuFan2 installed.. (is not) TR - ENG GOOGLE TRANSLATE Quote Share this post Link to post Share on other sites
world 84 Posted February 3, 2015 Does your motherboard change fanspeed based on PWM or voltage? I know some motherboards only use PWM to change speed, and the Nepton pump does not use PWM, which could be why adjusting the speed isn't working right on your motherboard. Quote Share this post Link to post Share on other sites