Samsung Microwave Repair Manual

Service Manual & Troubleshooting Guide

Countertop & Over-the-Range Models

Installation Guide

Tools Needed:

  • Phillips screwdriver
  • Flat-head screwdriver
  • Multimeter
  • Nut drivers
  • Safety gloves
  • Voltage tester

Step-by-Step Installation

  1. Safety First: Disconnect power supply and discharge high-voltage capacitor before beginning any repair work.
  2. Remove Outer Casing: Remove screws from the outer cabinet to access internal components.
  3. Access Control Panel: Carefully detach control panel to access touchpad and display components.
  4. Magnetron Replacement: Remove mounting bolts and electrical connections to replace faulty magnetron.
  5. High Voltage Diode Test: Use multimeter to test high-voltage diode for continuity and proper function.
  6. Turntable Motor Check: Inspect and test turntable motor for proper rotation and power supply.
  7. Reassembly: Carefully reassemble all components and test microwave operation.
Warning: Microwave ovens contain high-voltage components that can be dangerous. Only qualified technicians should perform repairs.

Specifications

Model Series ME731K/XAA, ME731K/ZAA
Type Countertop Microwave Oven
Color Stainless Steel / Black
Capacity 1.7 cu. ft.
Power Output 1100 Watts
Control Type Touch Control with LED Display
Cooking Programs 11 Auto Cook Menus
Turntable Size 15.5 inches
Power Requirements 120V, 60Hz, 15A
Dimensions (HxWxD) 17.4 x 29.5 x 19.1 inches
Weight 55.1 lbs
Warranty 1 Year Parts & Labor

Warranty Information

  • Full Warranty: 1 year parts and labor
  • Magnetron Warranty: 5 years on microwave generator
  • Additional Coverage: Optional extended warranty available

For warranty service, contact Samsung Customer Service at 1-800-SAMSUNG or visit Samsung.com

Key Features

Ceramic Interior

Samsung's ceramic enamel interior provides easy cleaning and durability, resisting scratches and stains for long-lasting performance.

Sensor Cooking

Advanced humidity sensors automatically detect steam levels and adjust cooking time and power for perfect results every time.

Eco Mode

Energy-saving eco mode reduces standby power consumption by up to 40% compared to conventional microwave ovens.

Sound On/Off

Convenient sound on/off feature allows you to disable operational sounds for quiet kitchen environments.

Quick Defrost

Special defrost setting quickly and evenly defrosts frozen foods while preserving texture and flavor.

Child Safety Lock

Safety lock feature prevents accidental operation and ensures child safety in the kitchen.

Cooking Technology Explained

Inverter Technology

Provides continuous power delivery for even cooking and better defrosting results

Power Grill

Combination microwave and grill function for crispy, browned results

Auto Cook

Pre-programmed settings for popular foods like popcorn, pizza, and beverages

Keep Warm

Maintains food temperature without overcooking after cooking cycle completes

Express Defrost

Rapid defrosting based on weight and food type for quick meal preparation

Multi-stage Cooking

Program multiple cooking stages with different power levels and times

Troubleshooting

Problem Possible Cause Solution
Microwave won't start Power issue, door switch failure, control board problem Check power supply, test door switches, inspect control board
No heat produced Magnetron failure, high voltage diode, capacitor issue Test magnetron, check high voltage components, replace faulty parts
Turntable not rotating Turntable motor failure, roller guide issue, obstruction Test turntable motor, check roller guide, remove obstructions
Sparking inside Metal objects, damaged waveguide cover, rack position Remove metal objects, replace waveguide cover, check rack
Display not working Control board failure, touchpad issue, power supply Test control board, check touchpad connections, verify power
Unusual noises Cooling fan obstruction, magnetron issue, turntable motor Clean cooling fan, inspect magnetron, check turntable motor

Error Codes

  • E-1: Temperature sensor error - Check sensor connections
  • E-2: Door switch failure - Test door interlock switches
  • E-3: Communication error - Check main control board
  • E-4: Magnetron temperature - Check cooling system
  • E-5: High voltage issue - Test high voltage components
  • E-6: Turntable motor error - Check motor and connections

Manual Downloads

Current Model Manuals

ME731K/XAA

1.7 cu.ft. Stainless Steel

ME731K/ZAA

1.7 cu.ft. Black Stainless

ME731K/BAA

1.7 cu.ft. Black

ME731K/WAA

1.7 cu.ft. White

Popular Previous Models

ME611K/XAA

1.1 cu.ft. Stainless Steel

MG14H3020CM

1.4 cu.ft. Grill Microwave

MC17J8000CS

1.7 cu.ft. Convection

ME19R7041FS

1.9 cu.ft. Over-the-Range

Note: For models not listed here, please visit the Samsung Support Website for complete documentation.