Samsung Washers2018–present

Error Code AC5

The washer's display screen isn't communicating properly

Moderate

Address soon - your appliance may not work properly

Also displayed as: AC5

What This Means

Connector connections between LCD Module and main PBA are incorrect or loose; LCD Module has faulty soldering; Wire harness damage

What actually causes this:

The display panel connector came loose or the LCD module has a solder joint issue

First Thing to Check

Unplug the washer for 5 minutes, then plug it back in — if the display is blank or shows this error, it needs service

Parts Involved

LCD ModuleMain PBA

How to Fix

  1. 1

    1. Check the connector connections between the LCD Module and main PBA carefully

  2. 2

    2. Check for incorrect or loose connections

  3. 3

    3. Remove the LCD Module and check for any faulty soldering

This Error Applies To

Samsung WA50M7450A Series Washers (2018) (2018–present)

Service manual exact match: WA50M7450AP/A4Service manual exact match: WA50M7450AW/A4Service manual exact match: WA48H7400AP/A2

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