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COMPONENT IN (Except 22LG3DCH model)
Analog Connection.
Supports HD.
Uses a red, green, and blue cable for video & a red
and white cable for audio.
AUDIO IN (RGB/DVI)
(Except 22LG3DCH model)
1/8” headphone jack for analog PC audio input.
REMOTE CONTROL OUT
IR output for controlling an auxiliary device.
SPEAKER OUT 8
Ω (Except 22LG3DCH model)
H/P
Plug the headphone into the headphone socket.
Power Cord Socket
For operation with AC power.
Caution: Never attempt to operate the TV on DC
power.
ANTENNA IN
Connect over-the air signals to this jack.
M.P. I.
PILLOW SPEAKER (Except 32LG3DC model)
Used to connect to pillow speaker.
SPEAKER SWITCH (Except 32LG3DC model)
Used to select the speaker output switch.
Note: If Pillow Speaker is selected, no Sound will be
heard from TV speakers.
(NORMAL SPEAKER or PILLOW SPEAKER)
AV (Audio/Video) IN
Analog composite connection. Supports standard
definition video only (480i).
Used for PC/DTV audio input jack (Only 22LG3DCH-
UA model).
S-VIDEO (Except 22LG3DCH model)
Better quality than standard composite (yellow
RCA cable). Supports standard definition video
only (480i).
HDMI/DVI IN
Digital Connection. Supports HD video and Digital
audio.
Accepts DVI video using an adapter or HDMI to
DVI cable (not included).
USB IN SERVICE ONLY
Used for software updates.
UPDATE
Software downloads and debug mode enable/dis-
able.
RESET
Hardware reset to PTC microcontroller.
RS-232C IN (SERVICE ONLY)
Used for software updates.
RGB IN (PC) (Except 22LG3DCH model)
Analog PC Connection. Uses a D-sub 15 pin cable
(VGA cable).
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