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• When you have used the projector continuously for over 24 hours.
• When the brightness is automatically dimmed due to high temperatures.
Note: To perform a light source calibration, the projector must have been on for at least 20 minutes and
the projector brightness must not be automatically dimmed due to high temperatures.
1. Press the Menu button.
2. Select the Reset menu and press Enter.
You see a screen like this:
3. Select Light Source Calibration and press Enter.
4. Select any of the following:
• To run the light source calibration now, select Run Now.
• To automatically run the light source calibration every 100 hours of projector usage, select Run
Periodically.
• To schedule automatic calibration, select Schedule Settings.
• To see the last time the projector performed a calibration, select Last Run.
Note: If you use the projector continuously for more than 24 hours or use direct shutdown regularly,
select Schedule Settings to schedule calibration of the light source periodically.