crwdns2933897:0crwdne2933897:0

ipad 7 error 4013 changing nand , same error

hello guys i have an ipad 7 came with error 4013 i already change the nand but it is the same error , and i change the charging ic and same error any ideas ?

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2853045:0crwdne2853045:0 crwdns2853046:0crwdne2853046:0
crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0