Re: Laptop question
Some are replacable, I've seen it done. The only way you'd really know is to open up the laptop and have a look at it, a chore probably best left to a professional since laptops are a lot more complicated to work on than desktops due to their size.
When all else fails...Ham Radio!
I still have the same old HP DV9700T laptop I've had for years...still kickin'