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LG UT640S Series User Manual

LG UT640S Series
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12
ENGLISH
External Speakers
VOLUME
CONTROL
+
-
SPEAKER OUT
LINE OUT
EXTERNAL
SPEAKER OUT
UP
DOWN
Control port for Speaker out
RIGHT
LEFT
GND
GND
or
: 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.
Method of volume control port
(Depending upon model)
Cable Spec.
VOLUME CONTROL
+
-
GND / UP / DOWN
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.

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LG UT640S Series Specifications

General IconGeneral
BrandLG
ModelUT640S Series
CategoryLED TV
LanguageEnglish

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