Sony DAV-HDX275 Operating Instructions Manual page 20

Prepare screws (not supplied) that are suitable for the hole on the back of each speaker.
See the illustrations below.
_4 mm inch)
(5/32
30 mm (1 3/16 inches)
Hole on the back of
the speaker
2
Fasten the screws to the wall.
DAV-HDX275/DAV-H DX276
For the center speaker
145 mm
(5 3/4 inches)
For the other speakers
8 to 10 mm
(11/32to 13/32 inch)
8to lOmm
(11/32 tO 13/32inch)
DAV-HDX475
For the center speaker
8to 10 mm_
(11/32to 13/32 inch) _
145 mm
5 3/4 inches)
For the surround speakers
For the front speakers
20G8