i have 2 c500 and both of them when powered shows a black screen.
Machine #1 powers on led light stabilizes for about 6seconds and starts to blink.
The fan spins and stops when powered on after 6seconds.
Machine #1 powers on led light blinks and powers off fan doesn't even turn.
Make sure your power cord is not loose and plug it nicely. What have you been doing with your laptops like downloading stuffs or gaming. Tell us everything and what apps or files you have recently downloaded. When has this problem started to occur, we always know posters like to post their problems after a few weeks the problem have occured. Have you re assemble any parts recentl. It might be a faulty mother board problem.
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