Master Electronics Repair !

Welcome to Master Electronics Repair! website.Here you will find:Service Modes, Circuit Diagrams,Service manuals, Firmware Update procedure, Disassemble procedure, Universal remote control setup codes, Troubleshooting, Diagnosing, Measuring, and more.... of many of LCD/LED TV/Displays,others various electronic apparates,trough many technical notes and tips/tricks to help repairing/fixing Troubles/ faults,for electrical technicians.This site helps you to save the Earth from electronic waste!

Friday 1 February 2019

LG 55 LA6970 LED TV, LG 55LA6900, LG 55LP870H-UZ, LG 55LA7400 LG EAY62811001- POWER SUPPLY BOARD CIRCUIT DIAGRAM (SCHEMATIC) AND CONNECTOR VOLTAGES -

LG EAY62811001- power supply board circuit diagram (schematic) and connector voltages - LG 55LA6970 LED TV, LG55LA6900, LG55LP870H-UZ, LG55LA7400

Used ICs: IEC38R4765JZ, R2A20133D, SSC9527S, STD10NM50N(FET), EL817MB-DT(Photocoupler), R5F100BCAFP, IW7011A

Connector voltages

Circuit diagram

Click on the schematic to zoom in