My lenovo g570 screen turned red?

I own a lenovo g570 laptop which is 3 years old… I.had a issue yesterday… The.screen turned red… On searching I found. That the loose lcd wire.is. The culprit… How. Can I fix it? I mean how. Can I open the laptop to fix the.issue? Where exactly is the.wire? I saw videos of.other laptops. It is situated on the top left corner. Is it same for lenovo? If.yes please tell me how I can reach that. Consulting a technician is out of.order. So please give me the.instructions