Are you using the default IP address given the access point when it comes out of the box, or is it also on your same subnet? When users can't print on a network of your , it usually is because they didn't actually log into the workgroup, but hit canc...
There is a possible simpler solution, too. If you haven't already checked it, the speed and duplex settings of the older model's ethernet port may be unmatched to those in the newer models. My organization employs 185 access points over 15 different ...