Table of Contents
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Service Manual
Specifications:
Power Source:
Power Requirements:
Output: (IEC705-88)
Microwave Frequency:
Timer:
Oven Cavity Size:
Outside Dimensions:
Inside Dimensions:
Weight:
Inverter Power Supply
Output power:
240 V AC Single Phase, 50 Hz
Microwave: 1280W, Grill: 1360W, Maximum: 2580W
900W
2,450Mhz
99 min. 99 sec.
27L
510mm (W) X 380mm (D) X 304mm (H)
359mm (W) X 352mm (D) X 217mm (H)
13 Kg
IEC705-88 Test procedure
Specifications subject to change without notice
ORDER NO. MOP9905005C2
Microwave Oven
NN-V659WB
NN-V659CB
NN-V659FB
NN-V629MB
NN-V689WB
© 1999 Matsushita Electric Industrial Co., Ltd.
All rights reserved. Unauthorized copying and
distribution is a violation of law.
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Table of Contents
Troubleshooting
Related Manuals for Panasonic NN-V629MB
Summarization of Contents
Product Specifications
Power Source and Requirements
Details electrical input and power consumption for the microwave oven.
Physical Dimensions and Weight
Lists outside, inside dimensions and the overall weight of the appliance.
Safety Information and Warnings
General Service Safety Precautions
Crucial safety advice for trained technicians servicing the unit.
High Voltage Inverter Hazards
Warnings about high voltage, high current, and hot components in the inverter circuit.
Feature Chart
Microwave Oven Feature Comparison
Compares features like Microwave, Grill, and Combination cooking across models.
Control Panels Overview
Control Panel Layout and Buttons
Identifies and explains the function of each button and display element on the control panels.
Operating Procedures
Setting Clock and Microwave Cooking
Instructions for setting the clock and performing basic microwave cooking.
Automatic Cooking Programs
Guide for using automatic defrost and cooking programs based on food weight.
Delay, Grill, and Combination Cooking
Steps for using delay start, grill, and combination cooking functions.
Sensor Cooking Operation
Guide for using automatic sensor cooking programs based on steam detection.
System Diagrams
Schematic and Wiring Diagrams
Visual representation of the oven's electrical circuits and component connections.
Operating Sequence Descriptions
Variable Power and Grill Cooking Sequences
Details on controlling microwave power levels and grill settings.
Combination and Autoweight Sequences
Explanation of how combination cooking and autoweight features work.
Auto Sensor Cook Process Explanation
Detailed explanation of the auto sensor cooking process and time calculation.
Troubleshooting and Cautions
Grounding and Inverter Safety Checks
Essential checks for proper grounding and precautions for the high-voltage inverter.
Component Replacement Precautions
Guidelines for safe and correct replacement of internal parts.
Disassembly and Parts Replacement
Magnetron and Inverter Power Supply Removal
Steps for safely removing and replacing the magnetron and inverter power supply.
Digital Programmer Circuit and Fan Motor Access
Procedures for accessing the digital programmer circuit and fan motor.
Door, Turntable Motor, and Heater Disassembly
Steps to remove door, turntable motor, and quartz heater components.
Steam Sensor Removal
Instructions for removing the steam sensor unit.
Component Testing Procedures
Interlock Switches and Monitor Circuit Tests
How to test door interlock switches and monitor circuits for proper function.
Magnetron and Keypad Function Tests
Methods for checking the magnetron's continuity and the keypad's functionality.
Inverter and Sensor Circuit Tests
Procedures for testing the inverter power supply and steam sensor circuits.
Measurements and Adjustments
Interlock Switch Installation and Adjustment
Guidance on correctly installing and adjusting door interlock switches.
Microwave Output Power Measurement
Method for measuring the oven's microwave output power.
Troubleshooting Guide
General Oven Malfunctions and Corrections
Common symptoms and their corresponding causes and corrections.
Inverter and Magnetron Troubleshooting Steps
Specific steps for diagnosing issues with the inverter and magnetron.
Digital Programmer Circuit Fault Diagnosis
Troubleshooting common problems related to the digital programmer circuit.
Parts Identification and Lists
Exploded View of Oven Components
A visual breakdown of the oven's parts with reference numbers.
Comprehensive Parts List
Complete list of all part numbers, names, and quantities for the microwave oven.
Assembly Specifics
Door Assembly Components
Breakdown of parts related to the oven door assembly.
Escutcheon Base Assembly Components
Components making up the control panel's escutcheon base.
Packaging and Accessories
Packing Materials and Included Accessories
List of items included in the product packaging and accessories.
Trim Kit Information
Trim Kit Parts and Assembly Instructions
Details on parts for microwave oven trim kits and their assembly.
Digital Programmer Circuit Details
Digital Programmer Circuit Diagram
Detailed schematic of the digital programmer control circuit.
Digital Programmer Circuit Parts List
List of components used in the digital programmer circuit.
Noise Filter Assembly
Noise Filter Components List
Specific parts list for the noise filter assembly.
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