You've got a few things configured differently on the managed switch than how I have it (I have the same switch and with my setup it's working perfectly) that have me wondering if that's your problem. Since you're only using ports 2 and 3 for VLAN tagging do the following: On your 802.1Q VLAN settings for VLAN ID 52 set 1-3 as your member ports, 1 as your tagged port, and 2-3 as your untagged ports. Then on your 802.1Q PVID settings just set 2 and 3 to 52.
This is what is detailed in the TP-Link community forum reference.
Yeah, I tried that before.
I just tried it again and this is what I get: