Michael Sverdlin get an inexpensive USB ammeter and see how may mA your tablet pulls from the charger, if any. Let us know. Also, there are different version of this tablet. Depending on what exact model this is, you could always use a flowchart like that to really narrow it down. Hence, give us your tablets exact model number and we may have that flowchart as well. This one here is from a GT-P7500
[image|2551686]