Posts3569Registration dateFriday February 6, 2015StatusModeratorLast seenJuly 18, 2016898 Jul 16, 2015 at 06:12 AM
Disconnect the power cord and pull out the battery. Then press down the power button for a least 30 seconds. Then reinsert the battery and reconnect the power cord and start the laptop normally. This "hard reset" might fix your problem.