If your 820-3455-A I/O board is damaged, corroded or faulty, this I/O board can replace damaged or corroded MBA 13" A1466 Mid 2013 to 2017 I/O board and fix charging, audio and data connection issues.This will be your best choice.
This a1466 I/O board connects to logic board and provides DC-In 2 power, USB 3.0 and audio ports.
Compatible for MacBookAir6,2 Mid 2013 (MD760LL/A, MD761LL/A) & Early 2014 (MD760LL/B, MD761LL/B).
Compatible for MacBookAir7,2 Early 2015 (MJVE2LL/A, MJVG2LL/A) &Mid 2017 (MQD42LL/A,MQD32LL/A ).
Identifying Numbers : APN: 923-0439, PPN: 820-3455-A.