ViewSonic PX748-4K - 4K UHD Projector with 4000 Lumens 240Hz 4.2ms for Home Thea - Page 57
PX701-4K/PX701-4KE
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Menu Option Light Source Settings Description Light Source Mode ͫ Normal: Provides full light source brightness. ͫ Eco: Reduces light source power consumption by 30% and lowers brightness to extend the light source life and decreases the fan noise. ͫ Dynamic Eco: Reduces light source power consumption by up to 65% depending on the content brightness level. ͫ SuperEco+: Reduces light source power consumption by 60% and lowers brightness to extend the light source life and decreases the fan noise. NOTE: To control the light source temperature, Eco Mode will be switched on for 10 minutes every 4 hours when the Light Source Mode is set as SuperEco+. NOTE: Color Mode and Reset Color Settings will not be available when the Light Source Mode is set as SuperEco+. Reset Light Source Hours Resets the light source timer after a new light source is installed. For changing the light source, please contact qualified service personnel. Light Source Hours Information ͫ Light Source Usage Time: Displays the number of hours the light source has been used. ͫ Equivalent Light Source Hour: Displays the overall light source life. The method of calculating the equivalent light source hour is as follows: PX701-4K/PX701-4KE: Total (equivalent) Light source Hour = 3.34 x (hours used in Normal mode) + 2 x (hours used in Eco mode) + 1.34 x (hours used in Dynamic Eco mode) + 1 x (hours used in SuperEco+ mode) PX728-4K/PX748-4K: Total (equivalent) Light source Hour = 5 x (hours used in Normal mode) + 2 x (hours used in Eco mode) + 2.5 x (hours used in Dynamic Eco mode) + 1 x (hours used in SuperEco+ mode) 57