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Blue LED flashes quickly (approx. two minutes)

Blue LED flashes quickly (approx. two minutes) — WPS active

SMA · Sunny Boy Inverters

What does Blue LED flashes quickly (approx. two minutes) mean?

The Wi-Fi Protected Setup (WPS) function on the inverter is active, allowing for easy connection to a compatible Wi-Fi device.

Common Causes

  • WPS function has been activated on the inverter (e.g., by tapping the enclosure lid twice)

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Activate WPS on your computer, tablet, or smartphone within approximately two minutes of the inverter's WPS activation.

  2. 2

    Ensure your device is within range of the inverter's Wi-Fi signal.

  3. 3

    Wait for the connection to be established, which can take up to 20 seconds after activating WPS on your device.

Browse all codes in this manual (70)
Verified technical data. Last updated: April 2026

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!PV-Overvoltage!!PV-Overvoltage! !DISCONNECT DC! — Overvoltage at DC input10251Event 10251 — Communication status to network switch or DHCP server changed10252Event 10252 — Communication disrupted
Source: SMA Sunny Boy Inverters
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