
Appendix
Before calling your dealer or service center for assistance, check the items below once again.
| Problem: | – Solutions | 
| 
 | 
 | 
| No power | – Plug the power cord of the projector into the AC outlet. | 
| 
 | – See if the POWER indicator lights red. | 
| 
 | – Wait  | 
| 
 | the projector back on. The projector can be turned on after the | 
| 
 | POWER indicator turns red. See on page 22. | 
| 
 | – Check the WARNING indicator. If the WARNING indicator lights red, | 
| 
 | projector cannot be turned on. See on page 62. | 
| 
 | – Check the projection lamp. See page 65. | 
| 
 | – Unlock the Key lock function for the projector. See page 54. | 
–Adjust focus of the projector. See page 26.
–Provide proper distance between the projector and the projection screen. See page 17.
–Check the projection lens to see if it needs cleaning. See page 64.
–Moving the projector from a cool to warm place may result in moisture condensation on the projection lens. In such cases, leave the projector off and wait until condensation evaporates.
| No image | – Check the connection between your computer or video equipment | 
| 
 | and the projector. See page  | 
| 
 | – See if the input signal is correctly output from your computer. Some | 
| 
 | laptop computers may need to change the setting for monitor output | 
| 
 | when connecting to a projector. See your computer’s instruction | 
| 
 | manual for the setting. | 
| 
 | – It takes about 30 seconds to display an image after turning on the | 
| 
 | projector. See page 22. | 
| 
 | – See if the selected system is corresponding with your computer or | 
| 
 | video equipment. See pages 32, 42. | 
| 
 | – Select correct input source once again through menu operation. See | 
| 
 | pages  | 
| 
 | – Make sure the temperature is not out of the specified Operating | 
| 
 | Temperature  | 
| 
 | 
 | 
| Image is Left/Right reversed. | – Check the Ceiling/Rear function. See page 51. | 
| Image is Top/Bottom reversed. | – Check the Ceiling function. See page 51. | 
| 
 | 
 | 
| No sound | – Check the audio cable connection from audio input source. | 
| 
 | – Adjust the audio source. | 
| 
 | – Press the Volume + button. See page 27. | 
| 
 | – Press the Mute button. See page 27. | 
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