LG 42LY970H Owner's Manual page 21

Blu-Ray / HD Cable Box / HD STB / DVD / PC
AUDIO OUT
PTC SERVICE
(SERVICE ONLY)
SPEAKER OUT
LINE OUT
NOTE
ARC (Audio Return Channel)
• When connected with a high-speed HDMI cable, digital audio can be sent to a compatible device
without an additional optical audio cable.
• ARC is only supported on the HDMI input 2 (ARC) port. An external audio device that supports ARC
should be connected to HDMI IN 2 (ARC) if you wish to use ARC.
HDMI
DVI OUT
AUX LAN
1
OPTICAL
DIGITAL
AUDIO OUT
USB IN 1
LAN
TV-LINK CFG
SERVICE
VIDEO/Y P P
L/MONO
B R
PC AUDIO
COMPONENT IN / AV IN
RJP
GAME CONTROL
/ M.P.I.
ANTENNA /
CABLE IN
AUDIO
R
RESET UPDATE
MAKING CONNECTIONS
USB
MHL Cable
Mobile
phone
21