Epson EB-L1750U User Manual page 79

Adjusting Projected Images
c
Select Light Source Mode, and then press the [
d
Select the item you want to set, and then press the [
Normal: Select this if you do not want to decrease the brightness.
This makes the light source operation time approximately 20,000
hours.
Quiet: Select this if you are concerned about the noise made by the
fan, This sets the brightness at 70%. This makes the light source
operation time approximately 20,000 hours.
Extended: Select this to extend the life expectancy of the light
source. This sets the brightness at 70%. This makes the light source
operation time approximately 30,000 hours.
Custom: Select this to set the Brightness Level manually. When
Custom is selected, Constant Brightness is available.
a
] button.
e
When Light Source Mode is set to Custom, select Brightness
Level, and then use the [ ][ ] buttons to set the brightness.
a
f
To maintain a fixed brightness, select Constant Brightness, and
set it to On.
When the following lenses are attached to EB-L1755U/EB-
L1750U/EB-L1715S/EB-L1710S, brightness is restricted and you
cannot select Normal.
ELPLU03, ELPLW05, ELPLM09, ELPLS04, ELPLU02, ELPLR04,
ELPLW04, ELPLM06, ELPLM07, ELPLL07
When the following lenses are attached to EB-L1755U/EB-
L1750U/EB-L1715S/EB-L1710S, adjustments to the maximum
Brightness Level are restricted.
ELPLU03, ELPLW05, ELPLM09, ELPLS04, ELPLU02, ELPLR04,
ELPLW04, ELPLM06, ELPLM07, ELPLL07
79
] button.