Sharp R-231NW Manuals

Manuals and User Guides for Sharp R-231NW. We have 1 Sharp R-231NW manual available for free PDF download: Service Manual

Sharp R-231NW Service Manual

Sharp R-231NW Service Manual (41 pages)

Service Manual

Brand: Sharp | Category: Microwave Oven | Size: 4.39 MB

Table of Contents

Microwave Oven
1
Table of Contents
2
Precautions to be Observed before

3
- Before Servicing
  4
Before Servicing

3
Chapter 1 . Warning to Service Personnel

4
- When the Testing Is Completed
  4
- After Repairing
  4
CHAPTER 2. MICROWAVE MEASUREMENT PROCEDURE Requirements

5
Chapter 3. Foreword and Warning Foreword

6
- Warning
  6
- Danger
  6
- Foreword and Warning
  6
Chapter 4. Product Description

7
- Specifications
  7
Chapter 5. General Information

8
- Grounding Instructions
  8
- Oven Diagram
  8
- Touch Control Panel
  9
Chapter 6. Operation

10
Chapter 7. Troubleshooting Guide

13
- Test Procedures
  13
- Troubleshooting Chart
  13
Chapter 8. Test Procedures

14
- A: Magnetron Assembly Test
  14
- B: Power Transformer Test
  14
- C: High Voltage Rectifier Test
  14
- D: High Voltage Capacitor Test
  15
- E: Thermal Cut-Out (Oven ) Test
  15
- E: Temperature Fuse (Oven) Test
  15
  - F: Secondary Interlock Switch Test
    15
- F: Primary Interlock System Test
  16
- H: Blown Minitor Fuse Test
  17
- I: Noise Filter Test
  17
- J: Touch Control Panel Assembly Test
  17
- K: Key Unit Test
  18
- L: Relay Test
  19
- M: Defrost Test
  19
- N: Foil Pattern on the Printed Wiring Board Test
  19
Chapter 9 . Touch Control Unit Assembly

22
- Servicing for Touch Control Panel
  22
Chapter 10. Precautions for Using Lead- Free Solder

23
- Employing Lead-Free Solder
  23
- Using Lead-Free Wire Solder
  23
- Soldering
  23
- Precautions for Using Lead
  23
Chapter 11. Component Replacement and Adjustment Procedure Warning

24
Chapter 12. Circuit Diagrams

31

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