National NN-V680W Microwave Oven Manuals

Manuals and User Guides for National NN-V680W Microwave Oven. We have 1 National NN-V680W Microwave Oven manual available for free PDF download: Service Manual

National NN-V680W Service Manual

National NN-V680W Service Manual (44 pages)

Inverter System Inside

Brand: National | Category: Microwave Oven | Size: 1.24 MB

Table of Contents

Microwave Oven
1
Table of Contents
2
Control Panel
4
Operation and Digital Programmer Circuit Test Procedure
5
Schematic Diagram
7
- Grill Cooking
  9
- Combination Cooking
  9
Description of Operating Sequence
9
- Auto Sensor Reheat
  10
- Check the Grounding
  11
Cautions to be Observed When Troubleshooting
11
Confirm after Repair
12
Disassembly and Parts Replacement Procedure
13
- Quartz Heater
  16
- Steam Sensor
  16
- Turntable Motor
  16
Component Test Procedure
18
Measurements and Adjustments
21
Troubleshooting Guide (New H.V.)
22
How to Check the Semiconductors Using an Ohm Meter
27
Introducing of Test Jigs
28
Exploded View and Parts List
30
Parts List
31
Door Assembly
33
Escutcheon Base Assembly
34
Packing and Accesories
36
Wiring Material
38
Digital Programmer Circuit
39
Digital Programmer Circuit
41
Inverter Circuit
43

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