Samsung Microwave Oven

Repair Manual & Service Guide

Digital Inverter Technology

Installation Guide

Tools Needed:

  • Phillips screwdriver
  • Flat-head screwdriver
  • Multimeter
  • Wire strippers
  • Safety gloves

Step-by-Step Installation

  1. Safety First: Disconnect power supply and ensure microwave is completely unplugged before beginning any work.
  2. Location Selection: Choose a well-ventilated location with proper clearance from walls and other appliances.
  3. Power Requirements: Ensure dedicated 120V, 15A circuit with proper grounding is available.
  4. Mounting: Secure microwave according to mounting instructions, ensuring proper support for overhead models.
  5. Ventilation: Install external venting if required, ensuring proper airflow for cooling system.
  6. Electrical Connection: Connect to dedicated outlet, following local electrical codes and safety standards.
  7. Test Operation: Perform safety check and test all functions before returning to customer use.
Warning: High voltage components present. Only qualified technicians should perform installations and repairs.

Specifications

Model Series ME731K/XAA
Type Countertop Microwave Oven
Color Stainless Steel / Black
Capacity 1.7 cu. ft.
Power Output 1100 Watts
Control Type Digital Touch Controls
Cooking Modes 12 Auto Cook, Sensor Cooking
Turntable Size 14 inches
Power Requirements 120V, 60Hz, 15A
Dimensions (HxWxD) 17.1 x 29.9 x 15.6 inches
Weight 55 lbs
Warranty 1 Year Full, 10 Years Magnetron

Warranty Information

  • Full Warranty: 1 year parts and labor
  • Magnetron Warranty: 10 years on microwave generator
  • Cavity Warranty: 5 years on interior cavity

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

Key Features

Digital Inverter Technology

Samsung's Digital Inverter delivers a continuous stream of power for even cooking, precise temperature control, and defrosting without partially cooking edges.

Sensor Cooking

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

Ceramic Enamel Interior

Durable ceramic enamel coating resists scratches and stains, making cleaning easier and maintaining appearance over time.

Eco Mode

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

Quick Defrost

Specialized defrost cycles quickly thaw frozen foods while maintaining texture and preventing partial cooking.

Child Safety Lock

Prevents accidental operation and ensures safety when children are present in the kitchen.

Cooking Programs

Popcorn

Automatically detects bag size and cooks popcorn to perfection

Beverage

Heats drinks to ideal serving temperature without boiling over

Potato

Cooks potatoes evenly from skin to center

Frozen Entree

Adapts cooking time and power for frozen meals

Pizza

Reheats pizza while maintaining crisp crust

Vegetable

Steams vegetables while preserving nutrients and texture

Troubleshooting

Problem Possible Cause Solution
Microwave won't start Door not closed, power issue, safety interlock Check door alignment, verify power supply, test door switches
Uneven cooking Turntable not rotating, magnetron issue Check turntable motor, inspect magnetron output
Sparking inside Metal object, damaged waveguide cover Remove metal objects, replace waveguide cover
No heat but runs Magnetron failure, high voltage diode Test magnetron continuity, check high voltage components
Display not working Control board, power supply, ribbon cables Check control board voltages, inspect display connections
Loud noises Fan motor, turntable motor, magnetron Inspect cooling fan, check turntable mechanism

Error Codes

  • E-1: Door switch failure - Check door alignment and switches
  • E-2: Temperature sensor error - Check thermistor and connections
  • E-3: Communication error - Main and display board communication
  • E-4: Magnetron temperature - Check cooling system and magnetron
  • E-5: High voltage circuit - Check transformer and capacitor
  • E-6: Turntable motor - Check motor and drive mechanism

Manual Downloads

Current Model Manuals

ME731K/XAA

1.7 cu.ft. Digital Inverter

ME731K/ZAA

1.7 cu.ft. Stainless Steel

ME633K/XAA

1.6 cu.ft. Sensor Cook

MG14H3020CM

1.4 cu.ft. Grill Microwave

Popular Previous Models

MC11K7035CG

1.1 cu.ft. Convection

ME19R7041FS

1.9 cu.ft. Stainless

MC17J8000CS

1.7 cu.ft. Black Stainless

ME21M706BAS

2.1 cu.ft. Smart Oven

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