Optoma Optoma TXR774 - Manual (Page 55)

English
55
Message Reminders

Replacing the lamp:

Out of range: (see the following for more information)
Remote Control Problems
If the remote control does not work

Check the operating angle for the remote control is approxi-
mately ±15°.

Make sure there are no obstructions between the remote control
and the projector. Move to within 7m (23 ft) of the projector.

Make sure the batteries are inserted correctly.

Replace weak batteries in the remote control.
Audio Problems
There is no sound

Adjust the volume on the remote control.

Adjust the volume of the audio source.

Check the audio cable connection.

Test the source audio output with other speakers.

Have the projector serviced.
The sound is distorted

Check the audio cable connection.

Test the source audio output with other speakers.

Have the projector serviced.
Appendices