Default big trouble.. anyone help me guys..

Team.. I know you are excelent in your work, I need your help please help....

Yesterday, I am trying rumrunner_htc_0.5 ( universal rumrunner) on my htc desire sv - magnids for S-off but it takes long time, after 6-7 hours i unplug the usb cable but now my htc desire sv not booting anymore. when i connected to the laptop with usb cable only charging light blinking... please help me ASAP