Optoma Optoma ES520 - Manual (Page 49)

English
Message Reminders
4
Replacing the lamp:
4 Out of range: (see the following for more information)
Remote Control Problems
If the remote control does not work
4 Check the operating angle for the remote control is approxi-
mately ±15°.
4 Make sure there are no obstructions between the remote control
and the projector. Move to within 7m (23 ft) of the projector.
4 Make sure the batteries are inserted correctly.
4 Replace weak batteries in the remote control.
Audio Problems
There is no sound
4 Adjust the volume on the remote control.
4 Adjust the volume of the audio source.
4 Check the audio cable connection.
4 Test the source audio output with other speakers.
4 Have the projector serviced.
The sound is distorted
4 Check the audio cable connection.
4 Test the source audio output with other speakers.
4 Have the projector serviced.
Appendices