To swap out is to take one part out and put another in. Swap out the battery, swap out the whole unit.
It replaces rather than repairs, which is quicker and often the only thing modern equipment allows. To swap out a part is how most electronics are now fixed at any counter.
1phraseswap outTo take one part out and put another in.
“They will swap out the screen rather than repair the one you have.”
swap out is a phrase.
Practised in Repair & Damage