Sharp R-3A53 Manuals

Manuals and User Guides for Sharp R-3A53. We have 1 Sharp R-3A53 manual available for free PDF download: Service Manual

Sharp R-3A53 Service Manual

Sharp R-3A53 Service Manual (48 pages)

Microwave Oven

Brand: Sharp | Category: Microwave Oven | Size: 5.38 MB

Table of Contents

Table of Contents
1
Caution, Microwave
2
General Important Information
2
General Information
3
Product Specifications
3
Touch Control Panel
4
Appearance View
4
- Operating Sequence
  5
- Off Condition
  5
- Microwave Cooling Condition
  5
- High Cooking
  5
- Monitor Switch SW3
  6
- Function of Imporatnt Components
  6
- Door Open Mechanism
  6
- Medium High, Medium, Medium Low, Low Cooking
  6
- Asymmetric Rectifier
  7
- Noise Filter
  7
- Temperature Fuse
  7
- Fan Motor FM
  7
- Servicing
  8
- Troubleshooting Guide
  8
- Microwave Output Power
  11
- Magnetron Test
  11
- Test Procedures
  11
- Measuring Condition
  12
- Power Transformer Test
  14
- High Voltage Rectifier Assembly Test
  15
- High Voltage Capacitor Test
  15
- Switch Test
  16
- Temperature Fuse Test
  16
- Monitor Resistor Test
  17
- Motor Winding Test
  17
- Live Test for Motor Windings
  17
Test Procedure
17
- Noise Filter Test
  18
- Blown Fuse
  18
- Touch Control Panel Assembly Test
  19
- Procedures to be Taken When the Foil Pattern
  19
- Touch Control Panel Assembly
  20
- Outlien of Touch Control Panel
  20
- Key Unit
  20
- Control Unit
  20
- Descriptoin of LSI
  21
- Segment Data Signal
  21
- Signal Coming from Touch Key
  23
- Auto Clear Terminal
  23
- Magnetron High-Voltage Circuit Driving Signal
  23
- Digit Selection Signal
  23
- Precautions for Handing Electronic Components
  25
- Shapes of Electronic Components
  25
- Servicing of Touch Control Panel
  25
- Servicing Tools
  25
- Adjustment Procedure
  26
- Outer Case Removal
  26
Component Replacement
26
- Power Transformer Removal
  27
- High Voltage Components Removal
  27
- Magnetron Removal
  28
- Control Panel Replacement
  28
- Fan Motor Assembly Removal
  28
- Turntable Motor Replacement
  29
- Turntable Motor Cover Removal
  29
- Turntable Motor Cover Re-Install
  29
- Washer and O-Ring Installation and Grease Applying
  29
- Oven Lamp Socket Removal
  30
- Power Supply Cord Replacement
  30
- How to Release the Positive Lock Connector
  31
- Latch Switches Adjustment
  32
- Stop Switch and Monitor Switch Removal
  32
- 1St Latch Switch, 2Nd Latch Switch
  32
- Door Replacement and Adjustment
  33
- Choke Cover Removal
  33
- Door Adjustment
  33
- Door Parts Removal
  33
- Requirement
  34
- Preparation for Testing
  34
Microwave Measurement
34
Test Points on Control Unit
35
Test Data at a Glance
35
- Oven Schematic
  36
- Ppictrial Diagram
  39
- Control Panel Circuit
  40
- Printed Wiring Board
  41
- Electrical Parts
  42
- Cabinet Parts
  42
- Control Panel Parts
  42
Parts List
42
- Oven Parts
  43
- Door Parts
  43
- Miscelaneous
  44
- Screws and Washer
  44
- How to Order Replacement Parts
  44
Packing and Accessories
47

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