LG PF85U Owner's Manual page 87

Item
Volume Mode Sets various modes for volume control.
Mode
Auto Volume
Volume Control Using a single volume curve may result in
Sound Out Sets the audio output of the projector.
Mode
Projector
Speaker
External
Speaker
(Optical/HDMI
ARC)
LG Sound
Sync (Optical)
LG Sound Sync
(Wireless)
Headphone
CUSTOMIZING SETTINGS
Description
Sets Auto Volume to On. Different volume
outputs from programme to programme. They
are then automatically adjusted for convenient
TV watching, when clicking through different
programme.
an inaudible or loud sound depending on the
environment. Adjusts volume levels depending
on the time of day (day/night).
Sound is output through the Projector speaker.
Sound is output through the speaker connected to
the optical port. 6,03/,1. LV VXSSRUWHG
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(Audio Return Channel), connect it to the
HDMI(ARC) port.
y
Digital Sound Out: Sets up Digital Sound
Output.
Sound is output through an LG audio device
connected to the optical digital audio output port.
Sound is output through a wirelessly connected
LG audio device.
Sound is output through headphones.
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automatically when the projector is on.