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Panasonic NN-GD356W User Manual

Panasonic NN-GD356W
31 pages
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© 2006 Panasonic Home Appliances Microwave
Oven (Shanghai) Co., Ltd. All rights reserved.
Unauthorized copying and distribution is a violation
of law.
NN-GD376S
NN-GD366M
NN-GD356W
BPQ (U.K.)
EPG (France, Italy, Finland, Spain, Portugal, Greece,
Poland, Holland)
WPG (Switzerland)
Microwave Oven
ORDER NO.PHAMOS0605031C2

Table of Contents

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Panasonic NN-GD356W Specifications

General IconGeneral
Capacity23 L
Microwave Power800 W
Grill Power1000 W
Weight13.5 kg
GrillYes
ConvectionNo
Auto Cook MenuYes
Defrost FunctionYes
Child LockYes
ColorWhite
Turntable Diameter27 cm

Summary

Schematic Diagram

Wiring Diagram

Illustrates electrical connections and wire colors for oven components.

Description of Operating Sequence

Variable Power Cooking Control

Explains how microwave power levels are adjusted using PWM signals.

Inverter Power Supply Circuit NEW H.V.

Details the function of the high-voltage inverter circuit in supplying power to the magnetron.

Inverter Defrost, Auto Menu & Auto Reheat

Describes the operation sequence for specific cooking modes like defrost and auto menus.

Cautions to Be Observed When Troubleshooting

Check the Grounding

Emphasizes the importance of proper grounding for safety during operation and repair.

Inverter Warnings

Highlights dangers associated with the high-voltage inverter, including hot components and stored charge.

Part Replacement

General precautions to take before replacing any component in the oven.

When the 10A Fuse is Blown

Instructions for replacing a blown fuse and related interlock switches.

Avoid Inserting Nails, Wire etc.

Warning against inserting foreign objects into the oven cavity during operation.

Confirm After Repair

Steps to ensure the oven is properly reassembled and safe after repair.

Sharp Edges

Caution regarding sharp edges on the unit during handling and installation.

Disassembly and Parts Replacement Procedure

Magnetron

Step-by-step guide for removing and replacing the magnetron component.

Digital Programmer Circuit (D.P.C) and Membrane Key Board

Instructions for disassembling and replacing the main control board and user interface.

Low Voltage Transformer and/or Power Relays (RY1, RY2)

Procedure for replacing the low voltage transformer and power relays.

Fan Motor

Steps for removing and replacing the cooling fan motor.

Door Assembly

Detailed instructions for disassembling and reassembling the oven door.

Turntable Motor

Guide for removing and replacing the turntable drive motor.

Quartz Heater

Procedure for disconnecting and removing the quartz heating element.

H.V. Inverter Power Supply

Steps for safely removing and replacing the high-voltage inverter unit.

Component Test Procedure

Primary Latch Switch (Door Switch and Power Relay B) Interlocks

Tests for door interlock switches and power relay continuity.

Short Switch & Monitor

Procedure for testing the short switch continuity.

Magnetron

Method for checking magnetron filament continuity and case shorts.

Membrane Key Board (Membrane Switch Assembly)

Describes checking continuity of the membrane key board's switch terminals.

Inverter Power Supply (U)

Testing procedures for the high-voltage inverter power supply unit.

Temperature Thermistor

Explains how to test the temperature thermistor by measuring its resistance.

Measurements and Adjustments

Adjustment of Primary Latch Switch, Secondary Latch Switch and Short Switch

Guidance on mounting and adjusting door latch switches and ensuring proper door closure.

Measurement of Microwave Output

Method for measuring the oven's microwave output power using a simple test.

Troubleshooting Guide

(Trouble) Oven Stops Operation During Cooking

Lists symptoms, causes, and corrections for oven stopping during cooking.

Trouble Related to Digital Programmer Circuit

Troubleshooting steps for issues with the digital control circuit and display.

Troubleshooting of Inverter Circuit (U) and Magnetron NEW H.V.

Diagnosing problems related to the high-voltage inverter and magnetron using failure codes.

Simple Way of H.V. Inverter/Magnetron Troubleshooting

A simplified method for identifying issues between the inverter and magnetron.

How to Check the Semiconductors using an OHM Meter

Guide on testing various semiconductor components like diodes, transistors, and IGBTs.

Exploded View and Parts List

Exploded View

Visual representation of the oven's components and their assembly.

Parts List

Comprehensive list of all part numbers and descriptions for ordering.

Door Assembly

Detailed breakdown of the oven door components and their arrangement.

Wiring Materials

Lists various wiring harnesses and lead wires used in the oven.

Escutcheon Base Assembly

Details the assembly of the front panel and control interface base.

NN-GD376S

Lists parts specific to the NN-GD376S model's escutcheon base assembly.

NN-GD366M/GD356W

Lists parts for NN-GD366M/GD356W models' escutcheon base assembly.

Packing and Accessories

Information regarding the packaging of the unit and included accessories.

H.V. Inverter Main Parts List

Specific list of main components within the high-voltage inverter unit.

Digital Programmer Circuit

Schematic Diagram (NN-GD376S)

Detailed schematic diagram of the digital programmer circuit for the NN-GD376S model.

Schematic Diagram (NN-GD366M, GD356W)

Detailed schematic diagram of the digital programmer circuit for NN-GD366M/GD356W models.

Parts List

A detailed list of components used within the digital programmer circuit.

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