GMC CADILLAC USER EXPERIENCE System Manual page 35

34 REAR SEAT INFOTAINMENT
video game system, or Apple device.
A cable from Apple is required for
Apple devices.
For certain HDMI devices that support
USB charging, the USB ports can be
used as a power source.
To use the HDMI input of the RSI
system:
1. Connect the auxiliary device with
an HDMI cable.
2. Power on both the auxiliary
device and the RSI video screen.
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3. Press (Home) on the remote
control and use the arrows to
change the source to HDMI.
USB
There are two USB ports to provide
the RSI system audio/video from
supported devices, as well as to
provide device charging.
Audio from these ports can only be
heard and controlled by the rear seat
passengers. Video can be heard,
shown, and controlled by the rear and
front passengers.
To use the USB ports:
1. Insert the device in one of the
two ports.
2. Select the source (USB 1 or
USB 2) via the rear screen menu
with the remote control
(Home) option.
3. Select the source via the front by
touching the Video icon on the
Home Page.
Audio Output
RSI audio can be heard through:
Wireless headphones: Available for
any source depending on the
selected channel.
Vehicle speakers: Touch the Video
icon on the Home Page. Select any
other source to stop the speaker
audio. Rear audio will continue
to play.
Vehicle wired headphone jack: See
Wired Headphone Jack following.
The RSI system transmits the audio
signal to the wireless headphones if
an audio signal is available. See
Headphones earlier in this section.
Front seat passengers can listen to
playback from an attached rear device
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through the vehicle speakers by
selecting that source from the Video
App on the front.
Wired Headphone Jack
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Press (Menu) on the remote
control, then select Settings and then
Wired Headphones to listen to audio
on the wired headphones. The
headphone audio plays depending on
which screen is selected. The default
is screen 1 audio.