
Others
Problem | Cause and solution  | 
Hot air is emitted from the air outlet grilles. 
 This air comes out as a result of cooling the inside of the projector. This isn’t a product malfunction.
The menu can’t be used.  | The microcomputers inside the projector may be wrongly operating because  | |
of noise.  | ||
  | ||
  | Press the POWER button twice to turn off the lamp and unplug the power  | |
  | cord from the wall outlet. Wait about 1 minute, plug the power cord in, and try  | |
  | again.  | |
  | 
  | |
The remote control doesn’t function easily  | Check that the battery is loaded in the remote control or the battery isn’t  | |
at all.  | weak.  | |
  | Check that the remote control sensor isn’t exposed to direct sunlight or  | |
  | fluorescent light.  | |
  | Use the remote control within its operation range.  |