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Warm LED Flashes

Warm LED flashes - Communication error

Samsung · Washing Machines

What does Warm LED Flashes mean?

The Warm LED indicator flashes, indicating a communication error between the main control boards (SUB PBA and MAIN PBA). This prevents the washer from operating correctly.

Common Causes

  • Internal electronic communication failure

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Power cycle the washer (unplug for 30 seconds, then plug back in).

  2. 2

    If the information code remains, contact a customer service center.

Browse all codes in this manual (13)
Verified technical data. Last updated: April 2026

Related Faults

Cool LED FlashesCool LED flashes - Water level sensor issue or unsuccessful fillEco Warm LED FlashesEco Warm LED flashes - Button not workingExtra High LED FlashesExtra High LED flashes - Unsuccessful fill
Source: Samsung Washing Machines
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