Sony VPL-VZ1000 Guide De Référence Rapide page 12

Attaching the side covers when installing
the unit on a ceiling
1
Attach the strap to the side covers.
2
Attach a safety rivet to the unit.
3
Attach the side covers.
Note
When installing the unit on a ceiling, do not attach the top cover.
12
US
Attaching the Covers
Strap (supplied)
Rivet (supplied)