BenQ W1090 User Manual - Page 60

Lamp information, Getting to know the lamp hour, Extending lamp life

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Lamp information Getting to know the lamp hour When the projector is in operation, the duration (in hours) of lamp usage is automatically calculated by the built-in timer. Lamp usage time: the actual usage time of each lamp mode during the operation. Equivalent Lamp hour = Total lamp hour = 2.16*(hours used in Normal mode) + 1.44*(hours used in Eco mode) + 1*(hours used in SmartEco mode) To obtain the lamp hour information: 1. Press MENU and then use the arrow keys to go to Information or Settings > Information. 2. The Lamp Usage Time information displays. 3. Press BACK to exit. Extending lamp life The projection lamp is a consumable item. To keep the lamp life as long as possible, you can do the following settings via the Advanced OSD menu. To access the Advanced OSD menu, see "About the OSD Menus" on page 32 for details. Setting Lamp Power Setting the projector in Economic or SmartEco mode also extends the lamp life. Lamp mode Description Normal Economic SmartEco 100% lamp brightness Saves 30% lamp power consumption Saves up to 70% lamp power consumption depending on the content brightness level Using Economic mode reduces system noise and power consumption by 30%. Using SmartEco mode reduces system noise and lamp power consumption by up to 70%. If the Economic or SmartEco mode is selected, the light output will be reduced and result in darker projected pictures. 1. Go to Picture > Lamp Power. 2. Press OK to display the Lamp Power window 3. Press ◄/► to move to your desired mode, and press OK. 4. When done, press BACK to save your changes and exit. Setting Auto Power Off This function allows the projector to turn off automatically if no input source is detected after a set period of time. 1. Go to System Setup : Basic > Auto Off. 2. Press ◄/► to select a time period. If the preset time lengths are not suitable for your presentation, select Disable, and the projector will not automatically shut down in a certain time period. 3. When done, press BACK to save your changes and exit. 60 Maintenance

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Maintenance
60
Lamp information
Getting to know the lamp hour
When the projector is in operation, the duration (in hours) of lamp usage is automatically
calculated by the built-in timer.
Lamp usage time: the actual usage time of each lamp mode during the operation.
Equivalent Lamp hour = Total lamp hour
= 2.16*(hours used in Normal mode) +
1.44*(hours used in Eco
mode) + 1*(hours used in SmartEco mode)
To obtain the lamp hour information:
1.
Press
MENU
and then use the arrow keys (
▲
/
▼
/
◄
/
►
) to go to
Information
or
Settings
>
Information
.
2.
The
Lamp Usage Time
information displays.
3.
Press
BACK
to exit.
Extending lamp life
The projection lamp is a consumable item. To keep the lamp life as long as possible, you
can do the following settings via the
Advanced
OSD menu.
To access the
Advanced
OSD menu, see
"About the OSD Menus" on page 32
for details.
Setting Lamp Power
Setting the projector in
Economic
or
SmartEco
mode also extends the lamp life.
Using
Economic
mode reduces system noise and power consumption by 30%. Using
SmartEco
mode reduces system noise and lamp power consumption by up to 70%. If the
Economic
or
SmartEco
mode is selected, the light output will be reduced and result in
darker projected pictures.
1.
Go to
Picture
>
Lamp Power
.
2.
Press
OK
to display the
Lamp Power
window
3.
Press
◄
/
►
to move to your desired mode, and press
OK
.
4.
When done, press
BACK
to save your changes and exit.
Setting Auto Power Off
This function allows the projector to turn off automatically if no input source is detected
after a set period of time.
1.
Go to
System Setup : Basic
>
Auto Off
.
2.
Press
◄
/
►
to select a time period. If the preset time lengths are not suitable for
your presentation, select
Disable
, and the projector will not automatically shut
down in a certain time period.
3.
When done, press
BACK
to save your changes and exit.
Lamp mode
Description
Normal
100% lamp brightness
Economic
Saves 30% lamp power consumption
SmartEco
Saves up to 70% lamp power consumption depending on the content
brightness level