Sony SFM3 - Manual (Page 9)

SFM3
Installation Manual Page - 9 -
4. Use the information below when mounting to the following surfaces (Figure 10):
Wood Studs: Drill four (4) ¼” pilot holes to the marked wall.
Concrete Wall: Drill four (4) 3/8” pilot holes to the marked wall
16"
Figure 10. Mounting Surfaces
Securing the Wall Plate to the Wooden Studs
1. Level and secure the plate to the wall with the reference arrow facing up to ceiling.
2. Secure the plate using four (4) 5/16” lag bolts and flat washers (Figure 11).
CAUTION: Do not over tighten the lag bolts.
NOTE: The wall plates have three 16” and 12” mounting slot positions.
Figure 11. Securing the Wall Plate
Drill Gun
Pilot Holes
5/16” x 3” lag bolt
and flat washer
Wall Plate
Level