661-6535 820-3071 I/O Board for MacBook Pro (Retina Mid 2012) NB-5584W
This is a replacement I/O board for the Retina MacBook Pro. This includes the card slot, HDMI, and thunderbolt connections.
EEE code: DL62
Apple part number: 661-6535
661-6535 I/O Board for MacBook Pro (Retina Mid 2012)