pls guys I will really appreciate it if ya all can help me solve this problem. made use of my pc last nite n when the battery was about 20% it tripped off, didn't bother to put it on again because I was feeling sleepy n I tot d battery was already flat. woke up this morning n when I tried putting it on, all I saw was a black screen. av tried all d little tricks I know, like removing the ram n cleaning it, troubleshooting it from the bios n all that, yet nothing happened. pls I will be elated if u guys can help me suggest how to go about it cos I dont want to give my pc to in-experienced engineers