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Service 17
• Sound Presets: Select a preset sound effect
or select User to manually adjust bass and
treble.
• HDMI ARC: Switch the audio output
between Internal Speaker and ARC. Select
HDMI ARC if you want to output audio
through HDMI connection to a digital
device (e.g. home cinema system or AV
receiver).
Other options
You can also access the following options.
• OSD Language: Select a language for on-
screen menus.
• HDMI CEC: Enable to allow CEC control of
the projector.
• Firmware Upgrade: Software update via a
USB device (see Update SW through USB,
page 18).
• Factory Restore: Restore default settings.
• Software Version: Check software version of
this product.
10 Service
Cleaning
DANGER!
Instructions for cleaning!
Use a soft, lint-free cloth. Never use
liquid or easily flammable cleansers
(sprays, abrasives, polishes, alcohol,
etc.). Do not allow any moisture to
reach the interior of the projector.
Do not spray the projector with any
cleaning fluids.
Wipe over the surfaces gently. Be
careful that you do not scratch the
surfaces.
Cleaning the lens
Use a soft brush or lens cleaning paper for
cleaning the lens of the projector.
DANGER!
Do not use any liquid cleaning agents!
Do not use any liquid cleaning
agents for cleaning the lens, to avoid
damaging the coating film on the lens.
Update software
The latest software of the projector can be
found on www.philips.com/support for you
to get the best features and support from the
projector.
Before you update the software of the
projector, check the current software version:
• Press
to access the settings options
and go to Software Version.
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