Panasonic KX-TDE600 Installation Manual page 73

7.
Lift the Basic Shelf, attach it to the metal bracket, and slide it backwards until it locks.
8.
Secure the Basic Shelf to the metal bracket with 2 screws (B).
Screw (B)
Metal Bracket
3.2.6 Installation of 3- or 4-shelf System (Tower Type)
1 1
2 2
Installation Manual 73