Lamp Information - BenQ MH680 User Manual

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.
To obtain the lamp hour information:
1. Press MENU/EXIT and then press
Advanced menu.
2. Press
Settings page appears.
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 that normally can last up to 3000-4000 hours
with proper usage. To keep the lamp life as long as possible, you can do the following
settings via the OSD menu.
• Setting the Lamp Mode
Setting the projector in Economic or SmartEco mode extends the lamp operation life.
To set Economic or SmartEco mode, go into the SYSTEM SETUP: Advanced >
Lamp Settings > Lamp Mode menu and press
Lamp mode Description
Normal
Economic
SmartEco
• Setting Auto Power Off
This function allows the projector to turn off automatically if no input signal is detected
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
your presentation, select Disable. The projector will not automatically shut down in a
certain time period.
48 Maintenance
to highlight Lamp Settings and press MODE/ENTER. The Lamp
Provides full lamp brightness
Lowers brightness to extend the lamp life and decreases the fan noise
Adjusts the lamp power automatically depending on the content brightness
level
/ to highlight the SYSTEM SETUP:
/ .
/ . If the preset time lengths are not suitable for