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E-49
Maintenance &
Troubleshooting
• This projector is equipped with ventilative holes to ensure the optimal operating condition of the projector.
• Periodically clean the ventilative hole by vacuuming it off with a vacuum cleaner.
• The ventilative holes should be cleaned every 100 hours of use. Clean the ventilative holes more often when the
projector is used in a dirty or smoky location.
How to clean the ventilative holes
Side and Rear view
Cleaning the Ventilative Holes
Clean the dust off by putting the
cleaner hose on the intake
ventilative holes.
Cleaning.
2
Unplug the power
cord.
1
Bottom view
Intake ventilative holes
Intake ventilative holes
Cleaner
hose
Intake ventilative holes
Swivel stand
XVZ90U(E)#p49_50.p65 20/8/02, 7:31 pm49