Hitachi CP-S833E Projection Television User Manual


 
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Clean the air filter about every 100 hours or when "CHECK THE AIR FLOW" is displayed.
Cleaning the air filter
Turn the main power switich off and disconnect the power
plug from the power outlet.
1
Remove the air filter from the bottom.
2
Clean the air filter using a vacuum cleaner.
· When air filter is very dirty, wash it using neutral detergent diluted with water, and dry well.
3
Install the air filter.
4
Caution
· If air filter is stutted with dust, etc., protection circuit will turn the power off.
· "CHECK THE AIR FLOW" is displayed when you block the ventilation holes.