External Speakers; External Devices - LG 49LT340C0UB Owner's Manual

USB
• It is recommended that you use an external USB
HDD with a rated voltage of 5 V of less and a rated
current of 500 mA or less.

External Speakers

(Depending upon model)
EXTERNAL
SPEAKER OUT
or
SPEAKER OUT
LINE OUT
or
AUDIO
LINE OUT
VOLUME
CONTROL
Control port for Speaker out
+
-
GND
RIGHT
LEFT
GND
: Depending upon model
• Use only with the 3 pole 3.5 mm stereo jack.
• Do not connect your headphones or earphones to
the port for connecting an external speaker.
UP
DOWN
Method of volume control port
(Depending upon model)
• Cable Spec.
GND / UP / DOWN

External Devices

Supported external devices are: Blu-ray player, HD
receivers, DVD players, VCRs, audio systems, USB
storage devices, PC, gaming devices, and other
external devices.
• The external device connections shown may differ
slightly from illustrations in a manual.
• Connect external devices to the TV regardless about
the order of the TV port.
• If you connect a gaming device to the TV, use the
cable supplied with the gaming device.
• Refer to the external equipment's manual for
operating instructions.
Each Up / Down
pin is pulled to
3.3 V with CPU
GPIO.
CPU detects
transition from
3.3 V to GND
level for volume
control.
11