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!

Wednesday, 30 January 2019

SAMSUNG LE40A656, SAMSUNG LN40B503 POWER BOARD BN44-00197A SMPS CIRCUIT DIAGRAM

Samsung LE40A656, Samsung LN40B503 Power board BN44-00197A SMPS circuit diagram

ICs Used: 74HC124A, 74HC1G86GV, LX1692A, ICE2QS01, ICE2PCS02G – Used in Samsung LCD TVs LE40A656A1FXXU, LN40B503P7N

Inverter block

PFC block

Standby multi block

Click on the schematics to magnify