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General| Capacity | 23 L |
|---|---|
| Microwave Power | 800 W |
| Grill Power | 1000 W |
| Power Output | 800 W |
| Control Type | Electronic |
| Turntable | Yes |
| Turntable Diameter | 27 cm |
| Weight | 13.5 kg |
| Voltage | 230 V |
| Frequency | 50 Hz |
| Type | Microwave with Grill |
| Microwave Type | Solo |
| Cooking Modes | Microwave, Grill |
Service information designed for experienced repair technicians only, warning against public use.
Distinguishing PbF PCBs and precautions for using lead-free solder during repairs.
Highlights dangers of high voltage, high current, and residual charge within the inverter power supply unit.
Illustrates the electrical connections and color coding for various oven components.
Explains how the High Voltage Inverter Power Supply controls output power via PWM signals.
Details the function of the inverter power supply, replacing traditional HV transformer, capacitor, and diode.
Describes the operation sequence for automatic cooking features based on selected weight and time.
Emphasizes the importance of proper grounding for safety before and during repair work.
Details high voltage and temperature dangers associated with the inverter power supply and heat sink.
Procedure for safely discharging residual charge in high voltage capacitors before servicing.
Step-by-step instructions for removing and replacing the magnetron, including safety notes.
Procedure for disassembling and replacing the DPC and membrane key board, emphasizing grounding.
Guidance on safely removing and replacing the low voltage transformer and power relays, noting solder wattage limits.
Steps for disconnecting, removing, and replacing the fan motor and its associated parts.
Detailed steps for disassembling and reassembling the microwave oven door, emphasizing alignment and leakage tests.
Instructions for removing and reinstalling the turntable motor, including cover reassembly.
Steps to disconnect wires, remove supports, and pull out the quartz heater.
Procedure for disconnecting leads, connectors, and mounting screws to remove the H.V. Inverter unit.
Tests for continuity of door switches and power relay B in open and closed states.
Procedure to test the continuity of the short switch using an ohm meter in different door positions.
Methods to check magnetron filament continuity and case shorts, indicating potential open filament or shorted magnetron.
How to check continuity between switch terminals on the membrane key board.
Procedure to test the H.V. Inverter power supply using AC line input current meters and failure codes.
Checks the resistance of the temperature thermistor at a specific temperature to diagnose defects.
Guidance on mounting and adjusting door hook assembly components for proper latch switch operation.
Method to measure microwave output power by monitoring water temperature rise after a set cooking time.
General warnings and specific checks for issues related to the H.V. Inverter and its connections.
Troubleshooting table for symptoms like oven stopping after 3 or 23 seconds, or no display/operation.
Addresses issues like a dead oven, blown fuse, no display, or incorrect key input.
Covers problems like low microwave output, fan motor issues, timer countdown without oscillation, and buzzing noise.
Troubleshoots fan motor operation with door closed, door switches, and oven not operating after pressing start.
Diagnoses issues like no display, no beep sound, no key input, and power relay (RY-2) not turning on.
Addresses problems of no microwave oscillation, dark/unclear display, missing segments, and error codes H95/H97/H98.
Explains failure codes related to magnetron filament and inverter circuit issues, with troubleshooting steps.
Alternative troubleshooting method using an AC Ampere meter to diagnose inverter or magnetron problems.
Identifies magnetron, inverter, or other issues based on power-off time and ammeter readings.
Provides guidance on checking diodes, transistors, and IGBTs using an OHM meter for continuity.
Lists part numbers, descriptions, and quantities for various components like base, cabinet, and fan motor.
Detailed steps for disassembling and reassembling the microwave oven door, emphasizing alignment and leakage tests.
Identifies various lead wire harnesses used for connecting components like the magnetron and inverter.
Lists parts for the escutcheon base assembly of the NN-GD376S model, including circuit boards and buttons.
Lists parts for the escutcheon base assembly of the NN-GD366M/GD356W models, including circuit boards and buttons.
Details the components and procedures for packing the microwave oven and its accessories.
Lists main parts of the High Voltage Inverter unit, including IGBT, capacitors, transformer, and choke coil.
Detailed schematic diagram of the Digital Programmer Circuit for the NN-GD376S model.
Detailed schematic diagram of the Digital Programmer Circuit for the NN-GD366M and GD356W models.
Lists detailed part numbers and specifications for components like capacitors, resistors, and transistors.
