cant exit recovery mode itunes gives me unkonwn error 9
Hello ifixit members, i have an issue with my iphone 5s, i have recovery mode on iphone and can't exit i was trying to replace battery, disconnect lcd then try to plug in, change lighting cable, enter to DFU mode trying other software like 3UTOOLS , no changes, what i didn't try to heat up motherboard with heat gun, and itunes gives me same error unknown error 9 any solutions guys? i really hope so it's not NAND HDD issue....