How to root Samsun Galaxy Tab S running Android 5.0.2?
Okay, I rooted it.
I don't remember the precise process, but there are two important things I used:

Odin, the external rooting tool
The knowledge that the &quot;code name&quot; for the SM-T700 is klimtwifi. Look that up instead of Samsung SM-T700 and you'll get a lot more stuff.