Manuals / LG Electronics / Kitchen Appliance / Microwave Oven

LG Electronics LMV1825SBQ, MV1825SW service manual Installation

Models: MV1825SW LMV1825SBQ LMV1825SB

1 46

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Troubleshooting Specs Install Overall Circuit Diagram FPC Connector Disassembly Instructions Test Procedures General Precautions in USE Power Output Measurement

Page 43

INSTALLATION

44360A

WSZ133

WSZ204

WSZ098

WSZ203

63300M

WSZ136

63861A

WWZ068

WWZ068

56411A 65862D

65862B

8-7

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LG Electronics LMV1825SBQ, MV1825SW service manual Installation

Page 42 Page 44

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Contents

Microwave Oven Safety Precautions in this ManualPage Table of Contents Specifications Microwave Radiation Grounding Instructions Installation Control Panel Operating Instructions Control Panel Instructions Schematic Diagram Overall Circuit Diagram Matrix Circuit for Touch KEY Board Features and Specifications Features General Precautions in USETrial Operation Preliminary Precautions and Repair Service Tips Equipment Microwave Leakage Test Measurement with the Outer Case Removed Power Output Measurement Important Notes Disassembly Instructions HOW to Insert the F.P.C. Connector HOW to Remove the F.P.C. Connector Removing the OUT CASEFigure Removing the Door Interlock Switches Figures 9,10 Removing Magnetron Removing Door Figure Removing Stirrer FAN Removing the Ventilation Motor Assembling DoorReplacing the Humidity Sensor Removing the Turntable Motor Interlock Mechanism Interlock System Test the Latch and Switch Sequence Interlock Continuity Test Components Test Procedure Results Test Procedures Test and Checkout PROCEDURES, and Trouble Shooting HIGH-VOLTAGE Diode FPC Connector Power Level Checkout Procedures Checkout Procedures for Relay Problem a Checkout Procedures for Circuit Board Trouble Shooting Circuit board Poor Check the contact of relay 2see Normal Operation Circuit board Fuse Exploded View Control Panel Oven Cavity Latch Board Interior 50FZZA Installation Schematic Diagram of P.C.B Printed Circuit Board May

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