hi have new graphic card gigabyte GeForce gtx 960 gaming 1 gddr5 oc when installed lights and fans run but dos not show on monitor. computer spec--asus z97-k usb 3.1 motherboard Samsung m.2 card which is also boot drve c running windows 7 ultimate 2x other storage drives psu 750 coolmaster and coolmaster case all power cables are connected , have tested pcie slot with another card which works ok regards mick just a update onboard graphic works