Solved [Help] I couldn't start it Tags: Homebuilt Systems Last response: January 9, 2013 7:46 AM in Systems Share limyth January 9, 2013 4:19:03 AM I just built my new desktop. But after I pressed the power button, the cpu fan and case fan ran for a few seconds and stopped. no alarm, no display on monitor. who can tell me , what should I do? More about : start Best solution danny2000 January 9, 2013 4:30:31 AM Share That usually means that you did not connect the main power to the motheboard, and/or the CPU processor fan is also not connected. limyth January 9, 2013 4:33:59 AM but the cpu fan span for a few seconds. Related resources Windows couldn't start up - Forum error start up application couldn't find BROWSEUI.dll. - Forum I couldn't figure this out for months ! help - Forum Couldn't Enable CrossfireX ..please help .. - Forum Need help !bought a switch couldnt connect, to the internet.. - Forum Can't find your answer ? Ask ! Get the answer danny2000 January 9, 2013 4:40:25 AM True, check the main power connector for the motherboard. limyth January 9, 2013 5:44:26 AM I connected the ATX 24-pin power supply, I checked the connector , it is done firmly. and the beep speaker didn't make a noise. limyth January 9, 2013 6:47:53 AM yes, I only connected the 24-pin and didn't connect the 8-pin cpu power supply. issue solved. thanks limyth January 9, 2013 6:48:20 AM Best answer selected by limyth. danny2000 January 9, 2013 7:46:43 AM Can't find your answer ? Ask ! Publish Related resources Pc Randomly rebooted and couldnt load windows Forum Cdboot: couldn't find bootmgr Forum " Couldn't find any device" P8Z68-N Pro Forum Couldn't find bootmgr Forum New build, weird freeze problem. ( couldnt find on google) Forum operation couldn't be completed ( can't add new printer) Forum BIOS settings flashed after installing a driver and couldn't load Wind Forum Cdboot: couldn't find BOOTMGR Forum I couldn't find... Forum error couldn't find dll file Forum Another fallout3 problem. couldnt find my answere anywhere Forum Help Building $700 Gaming PC Forum First Gaming Rig. Halp pls Forum Please help! Is it the motherboard or the CPU? Forum Help me choose parts for my new computer Forum More resources Read discussions in other Systems categories Homebuilt New Build Prebuilt Cases Power Supplies RAM CyberPower !