My Lenovo Laptop Is Not Starting Up. Then put all the components back together and try to power on the laptop. Diagnosing your PC after that it showed.

The mark is Lenovo. First unplug the AC adapter from the laptop andor undock the laptop. I have a problem that I have never encountered with my previous laptops in fact when I open the cover of my computer it turns on automatically I no longer have to press the power button.
I on my lenovo desktop it said Preparing Automatic Repair after a while it went blank and come up with.
Connect the power cable and try booting up your system. My lenovo G500 touch laptop is starting up but screen is not showing. Heres a link to the service manual for your model laptop. When your Lenovo Thinkpad wont turn on you can usually fix it yourself in about a minute if you remove the battery unplug it and hold down the power button long enough.

