Table of Contents
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Power Requirement
Power Output
Microwave Frequency
Magnetron
Timer
Outside Dimensions
Cavity Dimensions
Net Weight
Shipping weight
1,250 Watts (5. A)
Single phase, 3 wire grounded
800 Watts full microwave power (IEC60705)
2,450 MHz
2M219J
0 ~ 99 min. 90 sec.
4
306(W) x 215(H) x 308 (D) mm
11kg (approx.)
13 kg (approx.)
Specifications subject to change without notice.
20L
White
Europe
Volts AC 50 Hz
230-240
4
43
(W) x
258
(H) x 340(D) mm
© Panasonic Corporation 201 Unauthorized
copying and distribution is a violation of law
Order No. H A D1110013C E
Microwave Oven
Model No.
NN-E271WM
NN-E281BM
/
Black
1
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Table of Contents
Related Manuals for Panasonic NN-E281BM
Summarization of Contents
Specifications
Product Specifications
Lists power, dimensions, weight, and frequency.
Safety Cautions and Precautions
General Servicing Precautions
Key safety measures for technicians during repair.
Microwave Radiation Warning
Specific warning about potential microwave radiation exposure.
Power Levels and Accessories
Power Level Details
Describes the different microwave power levels available.
Included Accessories
Lists the accessories provided with the oven.
High Voltage and Microwave Cautions
High Voltage Equipment Warning
Cautionary notes on working with high-voltage components.
Microwave Radiation Safety
Instructions to avoid exposure to microwave radiation.
Installation and Earthing
Installation Instructions
Steps for safely installing the microwave oven.
Earthing Instructions
Guidelines for proper earthing of the appliance.
Operating Instructions
Features Overview
Description of the microwave oven's features.
Control Panel Layout
Identifies and explains the control panel buttons and display.
Operating Sequence
Clock Setting and Cancel Function
Procedures for setting the clock and cancelling operations.
Cooking Sequences
Steps for standard, multi-stage, and auto weight cooking.
Child Lock Feature
Instructions for using the child lock function.
Circuit Description
General Circuitry and Power Handling
Overview of low voltage, micom, and power handling circuits.
Door Open Circuit Behavior
Explanation of circuit behavior when the door is opened during cooking.
Service Information
Tools and Measuring Instruments
Lists necessary tools and measuring equipment for servicing.
Microwave Leakage Testing
Precautions and procedures for measuring microwave leakage.
Microwave Leakage Measurement Procedures
Leakage Measurement with Outer Case Removed
How to measure leakage with the oven casing off.
Notes and Record Keeping for Leakage Tests
Tips for accurate measurements and reporting results.
Leakage Measurement on Assembled Oven
How to measure leakage on a fully assembled oven.
Microwave Power Output Measurement
Procedure and Formula for Power Output
Detailed steps and formula to measure microwave power output.
Power Measurement Notes
Important considerations for accurate power output testing.
Disassembly and Adjustment
Case, Cord, and Control Panel Removal
Steps to remove outer case, power cord, and control panel.
Component Disassembly
Door, Transformer, and Orifice Removal
Procedures for removing door, HV transformer, and orifice assembly.
High Voltage Capacitor and Diode Removal
Steps to remove HV capacitor and diode.
Component Disassembly (Continued)
Air Guide and Magnetron Removal
How to remove air guide and magnetron.
Turntable Motor Removal
Steps to remove the turntable motor.
Component Disassembly (Continued)
PCB Assembly and Interlock System
Procedures for PCB removal and interlock mechanism explanation.
Interlock Switch Mounting and Adjustment
How to mount and adjust interlock switches.
Interlock Continuity Test
Switch Continuity Testing Procedures
Detailed tests for primary, secondary, and monitor switches.
Component Test Procedures
High Voltage Transformer and Magnetron Tests
Resistance tests for HV transformer and magnetron.
Component Test Procedures (Continued)
High Voltage Capacitor and Diode Tests
Resistance and continuity tests for HV capacitor and diode.
Component Test Procedures (Continued)
Fuse, Thermal Cut-Out, and LV Transformer Tests
Tests for fuse, thermal cut-out, and LV transformer.
Relay 2 Test
Procedure for testing Relay 2.
Component Test Procedures (Continued)
Fan and Turntable Motor Tests
Resistance tests for fan and turntable motors.
Troubleshooting
Common Oven Malfunctions and Solutions
Addresses common problems like no operation or low power.
Troubleshooting Control Circuit Issues
Control Circuit Visual Defects and Programming Issues
Identifies visual symptoms and diagnoses input/programming problems.
Troubleshooting Operation and Fuse Issues
Oven Not Operating: Fuse Blows or Fuse OK
Diagnoses issues when the oven won't operate and checks fuse status.
Troubleshooting Cooking and Power Issues
Oven Not Cooking or Low Output Power
Diagnoses issues with cooking sequences and low microwave output.
Troubleshooting No Microwave Oscillation
No Oscillation When Lamp/Fan Operate
Diagnoses lack of microwave oscillation when other functions work.
Troubleshooting Power Level Issues
Incorrect Power Level Output
Addresses problems where lower power levels don't work correctly.
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