Benq MW767 Manuel D’Utilisation
Maintenance
87
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. The method of calculating the equivalent lamp hour is as
follows:
calculated by the built-in timer. The method of calculating the equivalent lamp hour is as
follows:
Total (equivalent) lamp hour
= 1 (hours used in Economic mode) + 4/3 (hours used in normal mode)
= 1 (hours used in Economic mode) + 4/3 (hours used in normal mode)
See
"Setting Lamp Mode eco function as Economic or SmartEco mode"
below for more
information on Economic mode.
The lamp hour in Economic mode is calculated as 3/4 of that in Normal mode. That is,
using the projector in Economic mode helps to extend the lamp hour by 1/3.
using the projector in Economic mode helps to extend the lamp hour by 1/3.
To obtain the lamp hour information:
1.
Press MENU/EXIT and then press /
until the SYSTEM SETUP: Advanced
menu is highlighted.
2.
Press
to
highlight
Lamp Settings and press MODE/ENTER. The Lamp
Settings page displays.
3.
You will see the Equivalent lamp information displaying on the menu.
4.
To leave the menu, press MENU/EXIT.
You can also get the lamp hour information on the INFORMATION menu.
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 OSD menu or remote control.
can do the following settings via the OSD menu or remote control.
Setting Lamp Mode eco function as Economic or SmartEco mode
Using Economic /SmartEco mode will reduces system noise and power consumption. If
the
the
Economic/SmartEco mode is selected, the light output will be reduced and result in
darker projected
pictures, the projector protected for longer working life.
Setting the projector in Economic/SmartEco mode also extends the lamp operation life.
To set
To set
Economic/SmartEco mode, go into the SYSTEM SETUP: Advanced > Lamp
Settings > Lamp Mode menu and press
/
.
.
The lamp modes are defined as the chart below.
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 to prevent unnecessary waste of lamp life.
after a set period of time to prevent unnecessary waste of lamp life.
To set Auto Power Off, go into the SYSTEM SETUP: Basic > Operation Settings
>Auto Power Off menu and press
>Auto Power Off menu and press
/
. The time period can be set from 5 to 30
minutes in 5-minute increments. If the preset time lengths are not suitable for your
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.
brightness level.