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Manuals
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LG Manuals
Microwave Oven
GoldStar MA840B
Service manual
LG GoldStar MA840B Service Manual
Service manual
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Safety Precautions
Contents
Specifications
Cautions
Installations
Grounding
Operating Instructions
Features
Control Panel
Operating Sequence
Setting the Clock
Cancel Function
Ez on
Schematic Diagram
Circuit Description
General Detaeils
Service Information
Tools and Measuring Instructions
Necessary Tools
Microwave Leakage Test
Measurement with Outer Case Removed
Measurement with a Fully Assembled Oven
Notes When Measuring
Measurement of Microwave Power Output
Disassembly and Adjustment
Outer Case Removal
Power Supply Cord
Door Gross Assembly Removal
High Voltage Transformer Removal
Fan Motor Assembly Removal
High Voltage Capacitor and Diode Removal
Air Duct Assembly Removal
Magnetron Removal
Removing the Turntable Motor
PCB Assembly Removal
Interlock System
Interlock Mechanism
Interlock Continuity Test
Primary Interlock Switch Test
Secondary Interlock Switch Test
Monitor Switch Test
Component Test Procedure
Troubleshooting
Exploded View
Introduction
Door Parts
Controller Parts
Oven Cavity Parts
Latch Board Parts
Interior Parts
Base Plate Parts
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