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4th bit

Server Ping Failed — Cannot connect to SolarEdge server

SolarEdge · Inverters

What does 4th bit mean?

The inverter is unable to reach the SolarEdge servers. This prevents data from being sent and may affect monitoring.

Common Causes

  • Internet connection is down
  • Firewall or network device blocking communication
  • Incorrect server address configuration

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check your internet connection by connecting a laptop to the same network.

  2. 2

    Verify the SolarEdge server address and port settings in the inverter's LAN configuration.

  3. 3

    Check if a firewall or network filter is blocking the connection to SolarEdge servers.

  4. 4

    Contact your network administrator or internet provider for further assistance.

Browse all codes in this manual (51)
Verified technical data. Last updated: April 2026

Related Faults

10, 37, 38Ground Current - RCD — High ground currents detected102DC Voltage Too High — Input DC voltage exceeds maximum level103, 119UDC Min / DC Voltage Too Low — Input DC voltage below minimum level
Source: SolarEdge Inverters
Open Manual (Page 68)Search more codes in this manual