Optoma ZU850 ZU850 User Manual - Page 64

Other problems, Remote control problems, The projector stops responding to all controls

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ADDITIONAL INFORMATION Other problems T he 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 pointed within ±30° (horizontally or vertically) to the IR receivers on the projector. ‡‡ Make sure there are not any obstructions between the remote control and the projector. Move to within 10 m (32.8 ft) of the projector. ‡‡ Make sure batteries are inserted correctly. ‡‡ Replace batteries if they are exhausted. 64 English

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64
ADDITIONAL INFORMATION
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 pointed within ²30° (horizontally or vertically) to the
IR receivers on the projector.
±
Make sure there are not any obstructions between the remote control and the projector. Move to within
10 m (32.8 ft) of the projector.
±
Make sure batteries are inserted correctly.
±
Replace batteries if they are exhausted.