Sony BRAVIA OLED Series Reference Manual page 10

 CENTER SPEAKER IN
• To use your TV speakers as the centre
speaker, connect the output of your AV
receiver to the CENTER SPEAKER IN on
your TV.
• Before connecting cables, disconnect the
mains lead of both TV and AV receiver.
• Make sure the [Speakers] is set to [Audio
system].
10 mm
To prevent hiss when not connecting the
CENTER SPEAKER IN to an AV receiver,
disable [TV centre speaker mode]. For
details, refer to the Help Guide.

CAM (Conditional Access Module)
• Provides access to pay TV services. For
details, refer to the instruction manual
supplied with your CAM.
• Do not insert the smart card directly into
the TV CAM slot. It must be fitted into the
Conditional Access Module provided by
your authorised dealer.
• CAM is not supported in some countries/
areas. Check with your authorised dealer.
• A CAM message may appear when you
switch to a digital programme after using
the Internet video.
 / AV IN
• For a composite connection, use an
Analogue Extension Cable (not supplied).
•
3.5 mm
1 2 3 4
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.
• Connect a USB HDD device to the USB 3
port (blue).
 HDMI IN 1/2/3/4
• HDMI interface can transfer the digital
video and audio on a single cable.
•
< 12 mm
< 21 mm
• To enjoy high quality 4K 50p/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 14-
16).
• 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.
2
USB 3 (HDD REC)*
9
GB
GB