PLEASE HELP laptop won't turn on?

I wanted to upgrade my laptop by putting an SSD in. I couldn't open the tray of the laptop all the way, though I tried and It just wouldn't come off. I took out the battery and removed every screw. I put my battery back in and it won't turn on. I plugged in the charger and the LED turns on, just white... show more I wanted to upgrade my laptop by putting an SSD in. I couldn't open the tray of the laptop all the way, though I tried and It just wouldn't come off. I took out the battery and removed every screw. I put my battery back in and it won't turn on. I plugged in the charger and the LED turns on, just white like normal, but it doesn't turn on. I did leave the laptop unplugged all night. HELP
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