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APPENDIX
WARNING TEMP. Indicator flashes red when the internal temperature of the projector exceeds the normal temperature.
This Indicator stops flashing when the temperature of the projector returns to normal.
When WARNING TEMP. Indicator continues to flash, check items listed below.
Ventilation Slots of the projector may be blocked. In such an event, reposition the projector so that Ventilation Slots are
1
not obstructed.
2
Air Filter may be clogged with dust particles. Clean Air Filter by following the section AIR FILTER CARE AND
CLEANING below.
If WARNING TEMP. Indicator remains on after performing the above checks, the Cooling Fans or the Internal Circuits
3
may be malfunctioning. Contact service personnel from an authorized dealer or a service station.
The Air Filter prevents dust from accumulating on the surface of the Projection Lens and the Projection Mirror. Should Air
Filter become clogged with dust particles, it will reduce Cooling Fans' effectiveness and may result in internal heat build up
and adversely affect the life of the projector. Clean the Air Filter following the steps below:
Turn off the projector and disconnect the AC Power Cord from
1
the AC outlet.
Turn the projector upside down and remove the Air Filters (2
2
used) by pulling the latches upward.
Clean the Air Filter with a brush or wash out the dust and
3
particles.
4
Replace the Air Filter properly. Make sure the Air Filter is fully
inserted.
CAUTION
Do not operate the projector with the Air Filter removed.
Dust may accumulate on LCD Panel and Projection Mirror
degrading picture quality.
Do not put small parts into Air Intake Vents. It may result
in malfunction of the projector.
RECOMMENDATION
We recommend avoiding dusty/smoky environments when operating the projector. Usage in these environments
may cause poor image quality.
When using under dusty or smoky conditions, dust may accumulate on the lens, liquid crystal panels, or optical elements
inside the projector. This condition may degrade the quality of the projected image.
When the above symptoms are noticed, contact your authorized dealer or service station for proper cleaning.
Follow these steps to clean Projection Lens:
Apply a non-abrasive camera lens cleaner to a soft, dry cleaning cloth. Avoid using an excessive amount of cleaner.
1
Abrasive cleaners, solvents or other harsh chemicals might scratch a surface.
Lightly wipe a cleaning cloth over Projection Lens.
2
3
When the projector is not in use, replace the Lens Cover.
38
MAINTENANCE
WARNING TEMP. INDICATOR
AIR FILTER CARE AND CLEANING
CLEANING PROJECTION LENS
AIR FILTER
Pull up and remove.
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