37 Maintenance
To obtain the lamp hour information:
1. Go to SYSTEM SETUP: ADVANCED > Lamp Settings and press ENTER. The Lamp
Settings page appears.
2. Press to select Lamp Timer and press OK. The Lamp Timer information is displayed.
You can also get the lamp hour information on the INFORMATION menu.
Extending lamp life
• Setting the Lamp Mode
Go to SYSTEM SETUP: ADVANCED > Lamp Settings > Lamp Mode and select a suitable
lamp power from among the provided modes.
Setting the projector in Economic or SmartEco mode extends lamp life.
• 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 s e t Auto Power Off, go to SYSTEM SETUP: BASIC > Operation Settings > Auto Power
Off and press / .
Timing of replacing the lamp
When the Lamp indicator lights up red or a message appears suggesting it is time to replace the lamp,
please consult your dealer or go to http://www.BenQ.com before installing a new lamp. An old lamp
may cause a malfunction in the projector and in some instances the lamp may explode.
The following Lamp warning displays will remind you to change the lamp.
Lamp mode Description
Normal Provides full lamp brightness
Economic Lowers brightness to extend the lamp life and decreases the fan noise
SmartEco Adjusts the lamp power automatically depending on the content brightness level
• The apparent brightness of the projected image will vary depending on the ambient lighting conditions, selected
input signal contrast/brightness settings, and is directly proportional to projection distance.
• The lamp brightness will decline over time and may vary within the lamp manufacturers specifications. This is
normal and expected behavior.
• The LAMP indicator light and will light up if the lamp becomes too hot. Turn the power off and let the
projector cool for 45 minutes. If the Lamp or Temp indicator still lights up after turning the power back on, please
contact your dealer. See Indicators on page 41.
Install a new lamp for optimal performance. If the projector is
normally run with Economic selected (See Getting to know
the lamp hour on page 36), you may continue to operate the
projector until the next hour lamp warning appears.
Press OK to dismiss the message.
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