Is there a way to know if my laptop's video card is connected to motherboard without disassembling it?

Right click My Computer, Manage, Device Manager on the left, Display adapters. If anything has a red X on it, make sure it is enabled then go to your computer's manufacture's website and download the driver for your graphics card. If that doesn't work, then it is probably an physical defects.|||Since it is a laptop then most likey it is, about 95% or more are.|||i have no idea!