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Blue LED solid

Blue LED glowing solid — Active connection

SMA · SUNNY BOY SMART ENERGY Inverters

What does Blue LED solid mean?

A solid blue LED signifies that the inverter has a stable and active communication connection. This means it's successfully connected to a local network or has a direct link with a smart device.

Common Causes

  • Successful connection to a local network.
  • Successful direct connection to a smart device (e.g., smartphone, tablet).

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    No action is required; this indicates normal and active communication.

  2. 2

    Proceed with monitoring, configuration, or data access via your connected device.

  3. 3

    If you experience issues with data or control, ensure your connected device or network is stable.

Browse all codes in this manual (28)
Verified technical data. Last updated: April 2026

Related Faults

AFCI tripped (5 arcs)AFCI tripped (5 arcs) — Inverter feed-in permanently interruptedAll 3 LEDs solidAll 3 LEDs solid — Inverter update or booting procedureBlue LED fast flashBlue LED flashing fast — System Manager requesting inverter identification
Source: SMA SUNNY BOY SMART ENERGY Inverters
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