LG CineBeam Laser 4K Owner's Manual page 139

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The pointer of Magic Lighting Remote does not appear on the screen.
• Hold the remote control towards the projector and long-press
the instruction appears. The previously registered remote control is deregistered
and then registered again.
•
Replace the batteries when you are prompted to do so on your projector screen.
(Use alkaline batteries.)
• If (Q. Settings)
the pointer of the Magic Lighting Remote does not appear. Set [Audio Guidance]
to [Off]. (Some models may not be supported.)
The power turns off suddenly.
•
Check whether the [Power Off Timer], [Auto Off], or [Auto Power Off] is set.
• There is also a chance that the internal protection circuitry has activated because
the internal temperature of the product has risen unusually or excessively.
[Accessibility] [Audio Guidance] is set to [On],
button until