Yeah i noticed that the Santana with one pot has 6 screw holes and the bird inlay(mine) and the dots inlay has 2 screws.the guitar in the pictures also has 2 screws and a wilkinson bridge and another tokai with 6 screws.
The first Santana model started in 1995 which is known as the Santana 1 with the two miniswitch, the model started cuase two of his original guitars that Paul made in 1980 got stolen, so the remain guitar was sent to prs so they can make a couple of them, so in that case the model started from...
What about the electronic cavity, it's the same as the high end tokai models. Same pots(D500k and the ECN-C4A capacitors found on the tokai ls-200 from the 80's.