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E469

E469 — DC-Link voltage sensor error (Short or Open)

Samsung · Air Conditioning

What does E469 mean?

The DC-Link voltage sensor has a short circuit or is open, or the DC LINK value is not within its normal range (280~320V).

Common Causes

  • Faulty DC-Link voltage sensor
  • Wiring issue to the sensor
  • Reactor disconnection
  • Abnormal DC LINK voltage value

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Power off the unit at the circuit breaker for 30 seconds, then power it back on.

  2. 2

    Consult a qualified technician to check the value of the DC Link when the error occurs.

  3. 3

    A technician should also inspect for any reactor disconnection.

Browse all codes in this manual (94)
Verified technical data. Last updated: April 2026

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Source: Samsung Air Conditioning
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