Other Problems; Remote Control Problems - Optoma HD91 User Manual

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Other 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.

Remote Control Problems

If the remote control does not work
Check the operating angle of the remote control is within ±25°
`
both horizontally and vertically of on of the IR receivers on the
projector.
Make sure there are not any obstructions between the remote
`
control and the projector. Move to within 6 m (20 ft) of the
projector.
Make sure batteries are inserted correctly.
`
Replace batteries if they are exhausted.
`
Appendices
51
English

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