Sony BRAVIA XBR-77A1E Manuel De Référence page 12

 IR BLASTER*
 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: L
2: Video
3: Ground
4: R
 HDMI IN 1/2/3/4
• If connecting a digital audio system
that is compatible with Audio Return
Channel (ARC) technology, use HDMI
IN 3. If not, an additional connection
with DIGITAL AUDIO OUT (OPTICAL) is
necessary.
•
< 12 mm
< 21 mm
12
US
1 2 3 4
 AUDIO OUT
• Supports 3-pole stereo mini jack only.
• To listen to the TV's sound through
the connected equipment, press
HOME. Select [Settings]  [Sound]
 [Headphone/Audio out] and then
select the desired item.

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.
* Only on limited region/country/TV model.
Note
• Be sure to store the side cover in a safe place for
future use.
/
USB 3