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8. If you set the Light Source Mode setting to Custom, select Brightness Level and use the left and
right arrow buttons to select the brightness.
9. Press Menu or Esc to exit the menus.
Note: For the best results in maintaining the brightness level, set the Light Source Calibration
setting to Run Periodically in the projector's Management menu (EB-770F/EB-775F).
Light Source Life Span
Parent topic: Using Basic Projector Features
Related references
Administration Settings - Management Menu
Feature Settings - Operation Menu
Related tasks
Saving a Scheduled Event
Light Source Life Span
The estimated life span of the light source varies depending on the Brightness Level setting and
whether the Maintain Brightness setting (EB-770F/EB-775F) is on or off.
Maintain Brightness off
Brightness Level setting Hours
100% 20000 hours
90% 21000 hours
80% 24000 hours
70% 30000 hours
Maintain Brightness on (EB-770F/EB-775F)
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