This page should be helpful in mounting your router once your plate has been pre-drilled.
Bosch 1619
Bosch MRF23
Bosch PR20 / PRO11
Dewalt 621
Elu 3338
We use these four holes (circled in red) in the rectangular positions, and recommend leaving the other screws (circled in green) installed as you mount your router on the Universal Plate.
Festool 1010
We use these four holes (circled in red) in the rectangular positions, and recommend leaving the other screws (circled in green) installed as you mount your router on the Universal Plate.
Festool 1010R
Festool 1400
We use these four holes (circled in red) in the rectangular positions, and recommend leaving the other screw (circled in green) installed as you mount your router on the Universal Plate.
Festool 2000
We use these four holes (circled in red) in the rectangular positions, and recommend leaving the other screws (circled in green) installed as you mount your router on the Universal Plate.