BenQ HT5550 User Manual page 11

11. LIGHT
Turns on the remote control backlight for a
few seconds. To keep the backlight on, press
any other key while the backlight is on. Press
the key again to turn the backlight off.
12. TEST PATTERN
Displays the test pattern.
13. DEFAULT
Resets the current function to its default
factory setting.
14. HDR
Displays the HDR menu.
15. CINEMAMASTER
Displays the CinemaMaster menu.
See CinemaMaster on page
Remote control effective range
The remote control must be held at an angle within 30 degrees perpendicular to the projector's IR
remote control sensor(s) to function correctly. The distance between the remote control and the
sensor(s) should not exceed 8 meters (~ 26 feet).
Make sure that there are no obstacles between the remote control and the IR sensor(s) on the
projector that might obstruct the infra-red beam.
• Operating the projector from the front
31.
16. 3D
Displays the 3D menu.
17. INVERT
When your 3D image is distorted, enable
this function to switch between the image
for the left eye and the right eye for more
comfortable 3D viewing experience.
18. LIGHT MODE
Selects a suitable lamp power from among
the provided modes.
19. ECO BLANK
Used to hide the screen picture.
Do not block the projection lens from
projecting as this could cause the blocking
object to become heated and deformed or
even cause a fire.
• Operating the projector from the top
Introduction 11