LC-NB2UW
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TEMPERATURE WARNING INDICATOR
The TEMPERATURE WARNING Indicator flashes red when the internal temperature of the projector exceeds the normal
temperature. The Indicator stops flashing when the temperature of the projector becomes normal. When the
TEMPERATURE WARNING Indicator continues to flash, check the item listed below.
1
The Ventilation slots of the projector may be blocked. In such an event, reposition the appliance so that the
ventilation slots are not obstructed.
2
Air filters are clogged with dust particles. Cleaning the air filters by following AIR FILTER CARE AND CLEANING
below.
3
If the TEMPERATURE WARNING Indicator remains on after performing the above checks, the Cooling Fans or
the Internal Circuits may be malfunctioning. Request service from an authorized dealer or service station.
AIR FILTER CARE AND CLEANING
The Removable Air Filters prevent dust from accumulating on the surface of the Projection Lens and the
Projection Mirror. Should the Air Filters become clogged with dust particles, it will reduce the Cooling Fans’
effectiveness and may result in internal heat build up and adversely affect on the life of the projector.
Clean the Air Filters following the steps below:
1
Turn the power off, and disconnect the AC power cord from the
AC outlet.
2
Turn the projector upside down and remove the Air Filters by
pulling the latches of them upward.
3
Clean the Air Filters with brush or wash out the dust and
particles.
4
Replace the Air Filter. Make sure that the Air Filters are fully
inserted.
CAUTION
Do not operate the projector with the Air Filter removed. The
dust is stuck on the LCD Panel
and the Mirror, and it may
spoil the fine picture image. Do not put the small parts into
the Air Intake Vents. It result in the malfunction of the
projector. The Air Filter is small part. Take care that children
don’t eat or swallow it.
RECOMMENDATION
We recommend to avoid dusty/smoky place for operating the projector. Using in dusty place may cause the
picture of poor quality.
When using under the dusty or smoky conditions, dust may accumulate on the liquid crystal panel and lens inside it, and
may resultantly be projected on the screen together with the picture.
When the above symptoms are noticed, contact your authorized dealer or service station for the cleaning.
Follow these steps to clean the projection lens:
1
Apply a non-abrasive camera lens cleaner to a soft, dry cleaning cloth. Avoid using an excessive amount of
cleaner. Abrasive cleaners, solvents or other harsh chemicals might scratch the lens.
2
Lightly wipe the cleaning cloth over the lens.
3
When you don’t use the projector, replace the lens cover.
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