LG OLED55C3 Series User Manual

Checking method
1. Press the Setting button on the remote control.
2. Select the Sound function of the Menu.
3. Select the Sound Out.
4. Select TV Speaker.
Standard Repair Process Detail Technical Manual
Checking method in menu when there is no audio
C. Audio error_No audio/Normal video
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Only for training and service purposes.

LG OLED55C3 Series Specifications

General

Display Type	OLED
Screen Size	55 inches
Smart TV	Yes
Operating System	webOS
HDMI Ports	4
USB Ports	3
Refresh Rate	120Hz
Processor	α9 Gen6 AI Processor 4K
ALLM	Yes
Audio Output	40W
Resolution	3840 x 2160 (4K)
HDR	HDR10, Dolby Vision, HLG
Wi-Fi	Yes
Bluetooth	Yes (5.0)
VRR	Yes
Dimensions (W x H x D)	1228 x 706 x 46.9 mm (without stand)