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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 30 to 100%
Note: Some lenses will not support the maximum brightness level of the Pro
L1715SNL/L1750UNL/L1755UNL and you may not be able to select or adjust some of the options
on this screen. Visit epson.com/lenssupport (U.S.) or epson.ca/soutienobjectifs (Canada) for details.
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.