Sony VPL-VW790ES Quick Reference Manual page 10

Locations subject to direct cool or warm air from
an air-conditioner
Installing the unit in such a location may cause a
malfunction of the unit due to moisture condensation or
rise in temperature.
Near a heat or smoke sensor
Malfunction of the sensor may occur.
Very dusty and extremely smoky locations
Unsuitable Conditions
Do not do any of the following while using the unit.
Tilting front/rear and left/right
Avoid using the unit tilted at an angle, as shown in the
following illustrations.
Do not install the unit anywhere other than on a level
surface or on the ceiling. Installing the unit in such a
location may result in uneven color uniformity.
If the unit is tilted up or down, the image on the screen may
be trapezoidal. Position the unit so that the lens is parallel
to the screen.
15° or more
10
GB
Notes on Installation and Usage
15° or more
10° or more
15° or more
When installing the unit at high altitudes
When using the unit at an altitude of 1,500 m (approx.
4,900 ft) or higher, set "High Altitude Mode" on the Setup
menu to "On". Failing to set this mode when using the
unit at high altitudes could have adverse effects, such as
reducing the reliability of certain components.
Safety precautions for installing the
unit on a ceiling
• Never mount the projector on the ceiling or move it by
yourself. Be sure to consult with qualified Sony
personnel (charged).
• When installing the unit on a ceiling, be sure to use a
safety wire, etc., to prevent the unit from falling. Entrust
the installation to an experienced contractor or installer.
For dealers
• When the projector is mounted on the ceiling, a Sony
bracket or recommended equivalent must be used for
installation.
• Be sure to secure the cabinet cover firmly when
installing to the ceiling firmly.
10° or more