[guide|29842]
this will gain you access to the part you need to get to. Then you will need to be able to remove the cover for the memory slot (desolder the legs), then desolder all the pins of the reader, remove reader, solder new one in, replace cover. reassemble camera.
it may be that you don’t need to do all of that, if it is a bent pin you can use a small metal probe to gently realign.