6
 Safety Precautions (continued)
NOTE
Do not give the remote control any physical impact.
A physical impact could cause damage or malfunction of the remote control.
• Take care not to drop the remote control.
• Do not place the projector or heavy objects on the remote control.
Take care of the lens.
•  Close the  slide  lens door  or attach  the  lens  cap  to  prevent the  lens  surface  being 
scratched when the projector is not used.
• Do not touch the lens to prevent fog or dirt of the lens that cause deterioration of display 
quality.
•  Use  commercially  available  lens  tissue to  clean  the  lens  (used  to  clean  cameras, 
eyeglasses, etc.). Be careful not to scratch the lens with hard objects. 
Take care of the cabinet and the remote control. 
Incorrect care could have adverse influence such as discoloration, peeling paint, etc.
• Use a soft cloth to clean the cabinet and control panel of the projector and the remote 
control. When excessively soiled dilute a neutral detergent in water, wet and wring out the 
soft cloth and afterward wipe with a dry soft cloth. Do not use undiluted detergent directly.
•  Do not use an aerosol sprays, solvents, volatile substances or abrasive cleaner.
• Before using chemical wipes, be sure to read and observe the instructions.
• Do not allow long-term close contact with rubber or vinyl.
About bright spots or dark spots.
Although bright spots or dark spots may appear on the screen, this is a unique characteristic of 
liquid crystal displays, and such do not constitute or imply a machine defect.
Be careful of printing of the LCD panel.
If the projector continues projecting a still image, inactive images or 16:9 aspect images  in 
case of 4:3 panel, etc., for long time, the LCD panel might possibly be printed. 
In such a case, please make the projector project a whole white screen for 1 hour or more. 
You can use the BLANK function of the projector. 
About consumables. 
Lamp, LCD panels, polarizors and other optical components, and air filter and cooling fans 
have a different lifetime in each. These parts may need to be replaced after a long usage 
time.
• This product isn’t designed for continuous use of long time. In the case of continuous use 
for 6 hours or more, or use for 6 hours or more every day (even if it isn’t continuous), or 
repetitious use, the lifetime may be shortened, and these parts may need to be replaced 
even if one year has not passed since the beginning of using.
•  Any  inclining use  beyond the  adjustment range  explained in  these user’s manuals may 
shorten the lifetimes of the consumables.
 
CAUTION
Ask your dealer to cleaning inside of the projector about every 
year.
Accumulations of dust inside the projector cause result in fire or malfunction. 
Cleaning  inside  is  more  effective  if  performed  before  every  humid  periods 
such as rainy season.
• Do not clean inside yourself because it is dangerous.