Sony BRAVIA KLV-48R482B Operating Instructions Manual page 32

Dimensions for hole positions on the wall
Pass the following information to the licensed contractors if necessary.
Use screws (8 mm in diameter, not supplied) to install the Wall-Mount Base B on the wall.
Be sure to use the supplied Paper Template A that shows the actual position of Wall-Mount Base B
for easy installation.
80 mm
220 mm
32
GB