Install Manual
Table Of Contents
- Disclaimers
- Revision History
- Contents
- HANDLING AND SAFETY INSTRUCTIONS
- IMPORTANT SAFETY INSTRUCTIONS
- Chapter 1: Introducing the SolarEdge Power Harvesting System
- Chapter 2: Installing the Power Optimizer
- Chapter 3: Installing the Inverter
- Chapter 4: Connecting the AC and the Strings to the Safety Switch
- Chapter 5: Activating, Commissioning and Configuring the System
- Chapter 6: Setting Up Communication to the Monitoring Platform
- Appendix A: Errors and Troubleshooting
- Appendix B: Mechanical Specifications
- Appendix C: External Fan Maintenance and Replacement
- Appendix D: Replacing and Adding System Components
- Determining the Circuit Breaker Size
- Support Contact Information
Troubleshooting Communication
Troubleshooting Ethernet (LAN)Communication
The possible errors and their troubleshooting are detailed in the following table:
Error Message Possible Cause and Troubleshooting
LAN cable disconnected
Physical connection fault. Check the cable pin-
out assignment and cable connection.
No DHCP
IP settings issue. Check the router and inverter
configuration. Consult your network IT.
Configure Static IPor set to DHCP
Gateway not responding
Ping to router failed. Check the physical
connection to the switch/ router. Check that
the link LED at the router /switch is lit
(indicating phy-link). If OK - contact your
network IT, otherwise replace the cable or
change it from cross to straight connection.
No Internet connection
Ping to google.com failed. Connect a laptop
and check for internet connection. If internet
access is unavailable, contact your IT admin or
your internet provider.
Troubleshooting RS485 Communication
If the message RS485 Leader Not Found appears in the Status screen, check the
connections to the leader device and fix if required.
If after follower detection the number of followers displayed for the
leader under RS485-2 ConfèFollower Detect is lower than the
actual number of followers, refer to the following application note to
identify missing followers and troubleshoot connectivity problems:
https://www.solaredge.com/sites/default/files/troubleshooting_
undetected_RS485_devices.pdf
Three Phase System Installation Guide MAN-01-00527-1.4
68 Troubleshooting Communication