LG SM chassis LG MC-059 free download

File name SM chassis LG MC-059.pdf

website:http://biz.LGservice.com e-mail:http://www.LGEservice.com/techsup.html COLOR TV SERVICE MANUAL CHASSIS : MC-059B MODEL: 21FB7RB/RG/RL MODEL: 21FB7RB/RG/RL-TH CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. CONTENTS CONTENTS ... 2 SAFETY PRECAUTIONS...3 DESCRIPTION OF CONTROLS...4 SPECIFICATIONS ...7 ADJUSTMENT...9 PRINTED CIRCUIT BOARD ...14 BLOCK DIAGRAM ...16 TROUBLE SHOOTING ...17 EXPLODED VIEW...22 EXPLODED VIEW PARTS LIST...23 REPLACEMENT PARTS LIST ... 24 SVC. Sheet... - 2 - SAFETY PRECAUTIONS IMPORTANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by in the Schematic Diagram and Replacement Parts List. It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X-RADIATION, Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. General Guidance Before returning the receiver to the customer, An isolation Transformer should always be used during always perform an AC leakage current check on the exposed the servicing of a receiver whose chassis is not isolated from metallic parts of the cabinet, such as antennas, terminals, etc., the AC power line. Use a transformer of adequate power rating to be sure the set is safe to operate without damage of as this protects the technician from accidents resulting in electrical shock. personal injury from electrical shocks. Leakage Curren