Knoll Systems Front Projector 1080p DLP - Manual (Page 55)

Appendix
54
Cleaning the Ventilative Holes
• 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.
Cleaning the
Ventilative Holes
1 Turn off the power and
disconnect the power cord.
Press on the projector or on
the remote control to turn off the power.
Wait until the cooling fan stops.
2 Unplug the Power Cord.
3 Clean the dust off by placing the
cleaner hose on the intake and
exhaust ventilative holes.
STATUS
EXIT
INPUT
MENU
ECO
ENTER
INPUT 1
INPUT 2
Side and Rear view
Ventilative holes
Bottom view
Ventilative holes
Power button