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Panasonic NE-1457 User Manual

Panasonic NE-1457
29 pages
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Table of Contents

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Panasonic NE-1457 Specifications

General IconGeneral
TypeCommercial Microwave Oven
Frequency60 Hz
Power Supply120V / 60Hz
Cavity Dimensions (W x D x H)13" x 13" x 8.13"
Interior Dimensions13" x 13" x 8.13"
Power Output1450 Watts

Summary

Microwave Oven Specifications

Safety and Precautions

General Safety Warnings

General warnings and compliance information for servicing the microwave oven.

Microwave Exposure Precautions

Precautions to avoid exposure to excessive microwave energy during servicing.

Operation Procedures

Schematic Diagrams

Wiring Diagram NE-1457

Wiring Diagram NE-1057

Operating Sequence Description

Troubleshooting Cautions

Disassembly and Parts Replacement Procedure

Component Test Procedures

High Voltage Transformer and Capacitor Testing

Procedures for testing high voltage transformer and capacitor continuity and resistance.

Diode and Magnetron Testing

Methods to test diode and magnetron continuity and resistance for faults.

Membrane Keyboard Testing

Checking continuity of membrane keyboard switches by pressing pads.

Digital Programmer Circuit Test Programs

Test Program 1 Functions

Tests frequency, power modes, display, and preset program memorization.

Test Program 2 Initialization

Procedure for initializing the microcomputer with correct power supply voltage.

Measurements and Adjustments

Interlock Switch Adjustment

Adjusting latch, short switches, and door hook assembly for proper alignment.

Microwave Output Measurement

Procedure for measuring microwave output power using a water heating test.

Radiation Leakage Measurement Procedure

Troubleshooting Guide

Exploded View and Parts List

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