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4. Use a small vacuum cleaner designed for computers and other office
equipment to clean the filter. Or use a soft brush (such as a clean artist’s
paintbrush) to gently sweep the dust away.
Q If the dirt is difficult to remove or the filter is broken, contact your place
of purchase to replace it.
5. Re-install the filter grill securely.
Q If the filter grill is not correctly seated in place, you
will be reminded by a message displayed on the
screen every three minutes until MENU/EXIT on the projector or EXIT on the remote control is pressed.
The projector will automatically shut down within minutes if there has been no further action taken. Re-
install the filters securely, then turn on the power again.
6. Go to Setup > Reset Dust Filter Timer to reset the filter timer.
Storing the projector
If you need to store the projector for an extended time, please:
1. Make sure the temperature and humidity of the storage area are within the recommended range for the
projector. Please refer to the Spec. page in this manual or consult your dealer about the range.
2. Retract the adjuster feet.
3. Remove the batteries from the remote control.
4. Pack the projector in its original packing or equivalent.
Transporting the projector
It is recommended that you ship the projector with its original packing or equivalent. When you carry the
projector yourself, please use a soft carry case.
Replacing the lamp (Contact your BenQ dealer for assistance)
The lamp mat be very hot. Allow the projector to cool for at least 45 minutes before replacing the lamp.
This lamp contains mercury. Consult your local hazardous waste regulations to dispose of this lamp in a
proper manner.
1. Turn the power off and disconnect the projector from the wall socket. Turn off all connected
equipment and disconnect all other cables.
2. Slightly lift the projector up. Loosen the screws on the lamp cover.
The lamp door is located at the left side of the projector.
3. Remove the lamp cover.
Please check if the filter is well attached.
PE7700-e.book Page 30 Monday, January 10, 2005 11:20 AM