Re: acer aspire v5-431 bios dump needed

yes this rom working just tested

Re: Replacing BGA components with hot air.

hot air is more professional manufacturers using hot air more than infra.
on rsx most of the time the pads are oxidised.
you have to remove the shim while the bga is on the board this is the trickiest part.
then prehet the board for 80C and then start new profile for removing the melting point on lead free alloy is between 230-240 you have to use good flux below the bga.
there are 4 tiny cap on each corner of the rsx you can remove this you don't need it as you going to weld back the bga without shim so basically...