External Stereo Speaker Setup - LG Pro Centric 37LT777H Commercial Mode Setup Manual

Reference: External Stereo Speaker Setup
The four-contact SPEAKER OUT jack on the LT777H rear panel 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. Set Installer Menu item 097 AUDIO OUTPUT as required in accordance
with the external audio equipment connected to the TV. Also, refer to the following diagram for pinout
details.
Caution: Do NOT plug in a mono or stereo connector, as this may damage the TV.
1 EXTERNAL SPEAKER_L+ (Tip)
2 EXTERNAL SPEAKER_L- (Ring 1)
3 EXTERNAL SPEAKER_R+ (Ring 2)
4 EXTERNAL SPEAKER_R- (Sleeve)
78
EXTERNAL SPEAKER_R- (Sleeve)
EXTERNAL SPEAKER_R+ (Ring 2)
EXTERNAL SPEAKER_L- (Ring 1)
EXTERNAL SPEAKER_L+ (Tip)
SPEAKER
OUT (8Ω)
3 1
4 2
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