Optoma W307USTI User's Guide download pdf (Page 47)

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Appendices

Projector Problems

The projector stops responding to all controls

If possible, turn off the projector, then unplug the power cord and

wait at least 20 seconds before reconnecting power.

Lamp burns out or makes a popping sound

When the lamp reaches its end of life, it will burn out and may

make a loud popping sound. If this happens, the projector will not

turn on until the lamp module has been replaced. To replace the

lamp, follow the procedures in the “Replacing the Lamp” section

on pages 49.

Remote Control Problems

If the remote control does not work

Check the operating angle of the remote control is within ±30°

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.

Sound Problems

If no sound from the projector

If you are playing an external source, make sure you have an

audio cable securely connected between the source device and

the projector’s audio input.

Please make sure the external speakers are not connected.

Make sure the volume is not set to minimum.

Make sure the “Volume --> Mute” function is set to “Off”.

3D Problems

Blurry double image

Select “3D” --> “3D” from OSD and choose “Off” to avoid normal

2D image is blurry double image.

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Optoma W307USTI User's Guide Page 47