LG 37LT670H - Reference: External Speaker Setup

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Reference: External Speaker Setup
The four-contact SPEAKER OUT jack on the LT670H and LS675H rear panels provides stereo speaker
level signal outputs (left +, left -, right +, right -) for a pair of 8 ohm external speakers. Outputs are variable
based on the internal speaker volume level. Refer to the following diagram for pinout details.
Caution: Do NOT plug in a mono or stereo connector, as this may damage the TV.
SPEAKER
OUT (8Ω)
EXTERNAL SPEAKER_R- (Sleeve)
EXTERNAL SPEAKER_L- (Ring 1)
EXTERNAL SPEAKER_R+ (Ring 2)
EXTERNAL SPEAKER_L+ (Tip)
1 EXTERNAL SPEAKER_R- (Sleeve)
2 EXTERNAL SPEAKER_R+ (Ring 2)
3 EXTERNAL SPEAKER_L- (Ring 1)
4 EXTERNAL SPEAKER_L+ (Tip)
1
3
2
4