Benq MX822ST ユーザーズマニュアル

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Operation
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Select the lamp saver mode
Using the remote control. 
Press SmartEco and Highlight Lamp Mode and press 
/
 to select Normal/
Economic/SmartEco.
Using  the  OSD  menu.
1.
Press MENU/EXIT and then press 
/
 
until the SYSTEM SETUP: Advanced
menu is highlighted.
2.
Press 
 to highlight Lamp Mode and press 
MODE/ENTER. The Lamp Settings page 
displays.
3.
Highlight Lamp Mode and press 
/
 to 
select Normal/Economic/SmartEco.
The lamp brightness vary from the different 
lamp mode,see the description list in table below.
If the Economic mode or SmatEco mode is selected, the light output will be reduced and result 
in darker projected pictures.
Lamp Mode
Description
Normal
100% lamp brightness
.
Economic
Saves 20% lamp power consumption.
SmartEco
Saves up to 70% lamp power consumption depending on the content 
brightness level.