Samsung M1711NR User Manual

SERVICE
MICROWAVE OVEN CONTENTS
MICROWAVE OVEN
1. Precaution
2. Specifications
3. Operating Instructions
4. Disassembly and Reassembly
5. Alignment and Adjustments
6. Troubleshooting
7. Exploded Views and Parts List
8. Schematic Diagrams
Manual
M1711NR
BWT

Samsung M1711NR Specifications

General

Brand	Samsung
Model	M1711NR
Category	Microwave Oven
Language	English

Summary

PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO AVOID POSSIBLE EXPOSURE TO MICROWAVE ENERGY

1. Precaution

1-1 Safety precautions

Detailed safety measures for servicing to prevent microwave exposure and electrical hazards.

1-2 Special Servicing Precautions

Specific safety rules for technicians during servicing, including tool usage and component handling.

1-3 Special High Voltage Precautions

Critical safety guidelines for handling high voltage components to prevent electrocution.

2. Specifications

2-1 Table of Specifications

Key technical specifications of the microwave oven, including dimensions, power, and frequency.

3. Operating Instructions

3-1 Control Panel

Description of the microwave's control panel layout and functions.

3-2 Features & External Views

Illustrates external features and provides dimensional views of the microwave oven.

4. Disassembly and Reassembly

4-1 Replacement of Magnetron, Motor Assembly and Lamp

Step-by-step guide for removing and replacing key internal components like the magnetron, motor, and lamp.

4-2 Replacement of High Voltage Transformer

Procedure for safely removing and replacing the high voltage transformer, including safety precautions.

4-3 Replacement of Door Assembly

Instructions for disassembling and reassembling the microwave oven door, including specific part removals.

4-4 Replacement of Fuse

Steps for replacing the internal fuse, including checks for related component failures.

4-5 Replacement of Drive Motor

Detailed steps for replacing the drive motor, ensuring correct remounting and connections.

4-6 Replacement of Control Circuit Board

Procedure for accessing and replacing the main control circuit board and associated components.

5. Alignment and Adjustments

5-1 High Voltage Transformer

Procedures for checking continuity and resistance of the high voltage transformer.

5-2 Magnetron

Method for performing continuity checks on the magnetron filament and case.

5-3 High Voltage Capacitor

Steps for checking the continuity and resistance of the high voltage capacitor.

5-4 High Voltage Diode

Instructions for checking the forward and reverse resistance of the high voltage diode.

5-5 Adjustment of Primary Switch, Door Sensing Switch and Monitor Switch

Guide for adjusting and testing interlock and monitor switches for proper door latching and operation.

5-6 Output Power of Magnetron

Method for measuring the magnetron's output power using a water temperature rise test.

5-7 Microwave Heat Distribution - Heat Evenness

Procedure for checking microwave heat distribution uniformity within the oven cavity.

5-8 Procedure for Measurement of Microwave Energy Leakage

Detailed steps for measuring microwave energy leakage using a survey meter and spacer cone.

5-9 Check for Microwave Leakage

Steps to check for microwave leakage near specific components after removing the outer panel.

5-10 Note on Measurement

Important notes and precautions to follow when performing measurement tests.

5-11 Leakage Measuring Procedure

Guidelines for record keeping and notification related to microwave leakage measurements.

6. Troubleshooting

6-1 Electrical Malfunction

Table detailing common electrical issues, their causes, diagnoses, and remedies.

6-1 Electrical Malfunction

Table detailing common electrical issues, their causes, diagnoses, and remedies.

6-2 Unsatisfactory Cooking

Troubleshooting guide for common cooking-related problems, including causes and solutions.

6-3 Part Check List

A list of common parts and symptoms, with check points and recommended remedies.

7. Exploded Views and Parts List

7-1 Exploded Views

Diagrams illustrating the assembly of microwave oven components for identification.

7-2 Main Parts List

A comprehensive list of major parts with their codes, descriptions, specifications, and quantities.

7-3 Control & Door Parts List

Detailed list of parts related to the control panel and door assembly.

7-4 Standard Parts List

List of standard hardware parts such as screws and nuts used in the microwave assembly.

8. Schematic Diagrams

8-1 Schematic Diagrams

Electrical schematics showing the internal wiring and component connections of the microwave oven.