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Front & Rear Panels—Continued
SLEEP indicator (64)
Lights when the Sleep function has been set.
Bi AMP indicator (21)
Lights when the “Speakers Type(Front)” setting is
set to “Bi-Amp”.
Headphone indicator (64)
Lights when a pair of headphones are plugged into
the PHONES jack.
Message area
Displays various information.
USB indicator (123)
Lights up when a USB mass storage device is
detected.
Volume level (62)
Displays the volume level.
MUTING indicator (64)
Flashes while the AV controller is muted.
Audio input indicators
Indicate the type of audio input that’s selected as the
audio source: HDMI, ANALOG, or DIGITAL.
UNIVERSAL PORT
This port is for connecting the component with the
Universal Port option such as UP-A1 Dock.
IR IN/OUT
A commercially available IR receiver can be con-
nected to the IR IN jack, allowing you to control the
AV controller while you’re in Zone 2/3, or control it
when it’s out of sight, for example, installed in a
cabinet.
A commercially available IR emitter can be con-
nected to the IR OUT jack to pass IR (infrared)
remote control signals through to other components.
DIGITAL OPTICAL IN 1, 2, and 3
These optical digital audio inputs are for connecting
components with optical digital audio outputs, such
as CD and DVD/BD players. They’re assignable,
which means you can assign each one to an input
selector to suit your setup. See “Digital Audio Input
Setup” on page 51.
DIGITAL COAXIAL IN 1, 2, and 3
These coaxial digital audio inputs are for connect-
ing components with coaxial digital audio outputs,
such as CD and DVD/BD players. They’re assign-
able, which means you can assign each one to an
input selector to suit your setup. See “Digital Audio
Input Setup” on page 51.
USB port
A USB mass storage device, such as a USB flash
drive or MP3 player, containing music files can be
plugged in here and the music selected can be
played through the AV controller.
ETHERNET
This port is for connecting the AV controller to your
Ethernet network (e.g., router or switch) for playing
music files on a networked computer or media
server, or for listening to Internet radio.
Rear Panel
*
* North American models