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Adjusting Projected Images
a
When Constant Brightness is set to On, you cannot change
the settings for Light Source Mode and Brightness Level.
When you want to change these settings, set Constant
Brightness to Off.
When Constant Brightness is set to Off, the value for
Brightness Level changes depending on the current status of
the light source.
There may be a margin of error in the Brightness Level.
When the projector is used continuously for more than 24
hours, or when direct shutdown is used regularly, set Light
Source Calibration using the scheduling function. If this is
not set, the Constant Brightness function does not work. You
can also make settings from the Configuration menu.
s "Scheduling Function"
s Reset - Light Source Calibration
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.
p.111
p.163
Display Level
Actual Time Remaining
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
Estimated Remains displays the amount of time remaining in hours
without the minutes remaining.
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%
36,000 hours
80%
41,000 hours
70%
43,000 hours
60%
46,000 hours
50%
57,000 hours
40%
75,000 hours
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