“DON’T” forget to put your screws separately on a mag mat (Or sticky tape) so to 1) Not loose them & 2) Remember where they go as they may be of differing sizes. (Refer time the pictures also helps, but you can take a pic on your camera as you go to remind you also.
“IF” your on this Site “I FIX IT(tm) to lean how to repair something on your own… you “Should NOT” be too concerned about warranty any longer, as if you were .. for your iPhone or Pad etc… you would have taken it to the supplier.. No??