No beep either means the system did not POST or you do not have a system speaker installed.
Our standard checklist and troubleshooting thread:http://www.tomshardware.com/forum/261145-31-read-posting-boot-problems
Don't just read the steps. Work
through the checklist and troubleshooting steps.
And you might think about a better power supply. CoolerMaster does nice work with cases, but their PSU's? I wouldn't put a CM PSU into your