Sony BRAVIA XBR-75X950G Reference Manual page 11

 REMOTE RS-232C
REMOTE IR IN
• These jacks are for receiving the
external control signal. Enables
extended control of the TV using
RS-232C via the RS-232C and IR IN
jacks.
RS-232C: connect to the RS-232C
terminal of the home controller.
IR IN: connect to the IR out terminal
of the home controller.
• Take care to not connect to
headphones or an external audio
system.
 / VIDEO IN
• For a composite connection, use an
Analog Extension Cable (not
supplied).
•
3.5 mm
1 2
1: L
2: Video
3: Ground
4: R
  (Headphone)
• Supports 3-pole stereo mini jack only.
• You cannot output sound from both
the headphone and the TV speakers
at the same time.

USB 1/2,
• Connecting a large USB device may
interfere with other connected
devices beside it.
• When connecting a large USB device,
connect to the USB 1 port.
 HDMI IN 1/2/3/4
• HDMI interface can transfer the digital
video and audio on a single cable.
•
12 mm
<
< 21 mm
3 4
USB 3
• To enjoy high quality 4K 60p
contents, connect a Premium High
Speed HDMI cable and set the [HDMI
signal format] to [Enhanced format].
Do this setting individually for each
connected HDMI IN terminal. For
details of supported formats, refer to
the "Specifications" in this manual
(page 16-17).
• HDMI IN 3 eARC/ARC (Enhanced
Audio Return Channel/Audio
Return Channel)
Connect your audio system to the
HDMI IN 3 to route TV audio to your
audio system. An audio system that
supports HDMI eARC/ARC can send
video to the TV, and receive audio
from the TV via the same HDMI cable.
If your audio system does not support
HDMI eARC/ARC, an additional
connection with DIGITAL AUDIO OUT
(OPTICAL) is necessary.
• Use the HDMI cable with Ethernet to
connect audio system with eARC.
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