LG 49LH570 SERIES - User Manual

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P/NO : MFL69442202 (1602-REV00)

CHASSIS : LA66L

MODEL : 43LH570* 43LH570*-U*

MODEL : 49LH570* 49LH570*-U*

CAUTION

BEFORE SERVICING THE CHASSIS,

READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

LED TV

SERVICE MANUAL

Internal Use Only

Table of Contents

Questions and Answers:

S
Steven MoonAug 4, 2025
What to do if my LG 49LH570 has no video (Back-end Block)?
- M
  Mary ConnerAug 4, 2025
  If your LG LED TV shows no video, start by replacing Q2302. If the issue persists, check the audio output as described in the Main IC block section. Also, inspect the power board for any issues.

LG 49LH570 SERIES Specifications

General

Screen Size	49 inches
Display Type	LED
Refresh Rate	60 Hz
Smart TV	Yes
Wi-Fi	Yes
Bluetooth	No
Resolution	1920 x 1080 (Full HD)
Operating System	webOS
Audio Output	20W

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