Posted 5/20/2022 14:22 (#9668095 - in reply to #9667876) Subject: RE: Agleader STMM
NE Indiana
You are correct but most of the time the black plug is not powered up since it takes another cable connected to the battery. Since he is only running the STMM I figured that he probably does not have it power going to it and its easy thing to overlook.