Optoma GT720 User's Guide download pdf (Page 43)

English

Appendices

On Screen Messages



Temperature warning:



Fan failed:



Lamp warming:



Out of display range:

If the remote control does not work



Check the operating angle of the remote control is within ±15°

both horizontally and vertically of one of the IR receivers on the

projector.



Make sure there are not any obstructions between the remote

control and the projector. Move to within 7 m (±0°) of the projector.



Make sure the batteries are inserted correctly.



Replace batteries if they are exhausted.

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Optoma GT720 User's Guide Page 43