crwdns2934241:0crwdne2934241:0 HelloMacOS
crwdns2934249:0crwdne2934249:0:
Hi That could e be a couple things 1.it could be corrosion which could be related to it not turning on 2.it could be a type of grease that is used for keeping moisture out but do don’t remember ever really seeing it on a iMac I would try cleaning it away with some isopropyl alcohol and some cotton buds/Qtips Hopefully this helps Any questions please ask Thanks:-)
crwdns2915684:0crwdne2915684:0:
open