ViewSonic PX748-4K User Guide - Page 57

PX728-4K/PX748-4K, Light Source Settings

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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: 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

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57
Menu Option
Description
Light Source Settings
Light Source Mode
ͫ
Normal: Provides full light source brightness.
ͫ
Eco: Reduces light source power consump°on by 30%
and lowers brightness to extend the light source life and
decreases the fan noise.
ͫ
Dynamic Eco: Reduces light source power consump°on by
up to 65% depending on the content brightness level.
ͫ
SuperEco+: Reduces light source power consump°on 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 Se´ngs 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 calcula°ng the equivalent light
source hour is as follows:
PX701-4K
:
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)