Guide To Estimated Remains; Relationship Between Brightness Level And Light Source Operation Time - Epson EB-L1075U User Manual

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Guide to Estimated Remains

When Constant Brightness is set to On, the Estimated Remains is
displayed. Estimated Remains indicates the amount of time for which
constant brightness can be maintained.
Display Level Estimated Remains
10,000 hours or more
8,000 to 9,999 hours
6,000 to 7,999 hours
4,000 to 5,999 hours
2,000 to 3,999 hours
0 to 1,999 hours
a
The time displayed on the screen is just a guide. 30,000 hours or more
is displayed in units of 10,000; 2,000 to 29,999 hours is displayed in
units of 1,000; and up to 1,999 hours is displayed in units of 100.
Relationship between Brightness Level and light source operation
time
The following shows the relationship between Brightness Level and the light
source operation time.
When Constant Brightness is set to Off
: Brightness Level
: Approximate light source operation time until its brightness is reduced
by half
A B
100% 20,000 hours
90% 21,000 hours
80% 24,000 hours
70% 30,000 hours
60% 37,000 hours
50% 47,000 hours
40% 61,000 hours
30% 71,000 hours
When Constant Brightness is set to On
: Brightness Level
: Approximate time for which constant brightness of the light source can
be maintained
A B
85% 6,000 hours
80% 10,000 hours
70% 19,000 hours
60% 29,000 hours
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