Troubleshooting Communication; Troubleshooting Ethernet (Lan) Communication; Troubleshooting Rs485 Communication; Additional Troubleshooting - SolarEdge SE50K Installation Manual

Troubleshooting Communication

Troubleshooting Ethernet (LAN) Communication
The possible errors and their troubleshooting are detailed in the following table:
Error Message
LAN cable disconnected
No DHCP
Configure Static IP or set to DHCP
Gateway not responding
No Internet connection
No connection to SolarEdge servers

Troubleshooting RS485 Communication

If the message RS485 Master Not Found appears in the Status screen, check the connections to the
l
master device and fix if required.
If after slave detection the number of slaves displayed for the master under RS485-X Conf è Slave
l
Detect is lower than the actual number of slaves, use one of the following methods to identify missing
slaves and troubleshoot connectivity problems:
Use the Long slave Detect to retry connecting to slaves
o
Analyze the slave list to check for missing slaves, and check their connection
o
Refer to https://www.solaredge.com/sites/default/files/troubleshooting_
undetected_RS485_devices.pdf

Additional Troubleshooting

1. Check that the modem or hub/router is functioning properly.
2. Check that the connection to the internal connector on the communication board is properly done.
Extended Power Commercial Inverter Installation Guide MAN-01-00402-1.0
Appendix A: Errors and Troubleshooting
Cause and Troubleshooting
Physical connection fault. Check the cable pin-out
assignment and cable connection. Refer to
an Ethernet (LAN) Connection on page 56
IP settings issue. Check the router and inverter
configuration. Consult your network IT.
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.
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.
For Wi-Fi networks, ensure that user-name and
password are as defined in the internet provider AP/
router.
Ping or connection to SolarEdge server failed. Check
the SolarEdge server address, under
menu:
Address: prod.solaredge.com
Port: 22222
Check with your network administrator whether a
firewall or another device is blocking transmission.
Creating
.
LAN Conf sub-
71