Google Pixel 3a Motherboard Replacement

crwdns2931527:0crwdnd2931527:0crwdnd2931527:0crwdnd2931527:0crwdne2931527:0

crwdns2935425:08crwdne2935425:0

crwdns2936315:0crwdne2936315:0

crwdns2936321:0crwdne2936321:0

crwdns2931653:08crwdne2931653:0

If you are only replacing the fingerprint sensor, you can choose to not fully remove the motherboard. If that is the case, skip the next three steps.
Use the point of a spudger to pry up and disconnect the white antenna cable from its motherboard socket.
Carefully de-route the cable out of its retaining clips.

crwdns2944171:0crwdnd2944171:0crwdnd2944171:0crwdnd2944171:0crwdne2944171:0