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Error code · Microwave

Samsung Microwave Code E-82: Control Link Shorted

A communication short error is how Samsung US microwaves report E-82. The keypad or display board and the main control exchange signals, and here the link reads as shorted instead of broken. The result may be…

Medium · inspection needed
Code
E-82
Appliance
Microwave
Brand
Samsung
Warranty
30-day workmanship

What E-82 means

A communication short error is how Samsung US microwaves report E-82. The keypad or display board and the main control exchange signals, and here the link reads as shorted instead of broken. The result may be a frozen or blank display, a keypad that does not respond, or a code showing as soon as the oven is powered, so the oven can seem completely locked.

Common causes of E-82

  • The communication link shorted between boards
  • A pinched or damaged cable between the keypad board and the control
  • Moisture across the connection
✓ One safe check you can try

1. Throw the breaker or unplug the microwave. 2. Let the oven dry if anything got wet. 3. After 60 seconds, bring power back. 4. Press Stop/Clear and check whether the display responds. 5. Note whether the code shows at once or only after a button press. 6. If E-82 returns, request service.

! Why to stop there
  • A short on a signal link may come from a cable, a connector or either board, and the code does not say which.
  • We separate them by testing, not by swapping.
  • You are quoted in writing first, and the work comes with our 30-day workmanship warranty.
Opening a panel yourself does not automatically cancel a manufacturer warranty, but it can cause accidental damage, and some manufacturers set their own service conditions. Check your warranty terms, or ask us, before deciding.
E-82E-82 questions
How does E-82 differ from E-81?

E-81 is an open link and E-82 is a shorted link between the same two parts. Both look alike on the display, but they are different electrical conditions.

Can liquid reach the keypad?

A spill or cleaning spray can seep behind the panel. Wipe the outside only, with the oven off and unplugged, and never spray cleaner directly onto the keypad.

Is the oven dangerous with this code?

Not by itself. It simply may not accept commands. Leave the oven unplugged if you cannot get it to respond, and call us to arrange a check.

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Still seeing E-82?

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