Epson EB-L770U User Manual page 129

3. Select the Settings menu and press Enter.
4. Select the Brightness Settings setting and press Enter.
5. Select the Light Source Mode setting and press Enter.
6. Select one of the following options:
• Normal: Sets brightness to the maximum level (ideal for conference rooms, auditoriums, and
lecture halls)
• Quiet: Sets brightness to 70% and reduces fan noise (ideal for libraries, theaters, museums, and
art galleries)
• Extended: Sets brightness to 70% and extends the life expectancy of the light source (ideal for
darker environments with ambient light, such as museums and art galleries, where a reduced
maintenance cycle is desired)
• Custom: Allows you to select a custom brightness level between 70 to 100%
7. If you selected Custom, select Brightness Level from the Brightness Settings screen and use the
left and right arrow buttons to select the brightness.
8. If you selected Custom and want to maintain consistent brightness, turn on the Constant
Brightness setting.
Note: If you turn on Constant Brightness, you cannot change the Light Source Mode and
Brightness Level settings. If you turn off Constant Brightness, the Brightness Level setting
changes according to the status of the light source.
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