c1 drafted · lead SBxx-US-1XP-40-BA-en-13
- SBxx-US-1XP-40-BA-en-13
sec=h306h=57a8e5a7e98b
Fault codes › SMA › Sunny Boy 3.0-7.7-US (SBx.x-1SP/1TP-US-40)
Reports communication loss; do: network connection check.
Failure modes that present as the reported condition, and the tests that tell them apart.
| Tell apart | By | How |
|---|---|---|
| Device firmware defect vs Monitoring network configuration fault drafted · lead | Communication test proposed | Switch the Modbus TCP server parameter off and back on. If communication returns, the problem is limited to Modbus TCP. If it stays down, check the network cabling and RJ45 connections. |
sec=h306 h=57a8e5a7e98bThe manufacturer's own cause and corrective text is not reproduced here.
defined_inc1 drafted · lead SBxx-US-1XP-40-BA-en-13
sec=h306 h=57a8e5a7e98breportsc2 drafted · lead Communication loss
sec=h306 h=57a8e5a7e98bsec=h521 h=bfc560229cc3sec=h522 h=8171f6284e55mitigated_byc3 drafted · lead Network connection check
sec=h307 h=c3abea00d0c7sec=h523 h=c3abea00d0c7applies_toc4 drafted · lead Sunny Boy 3.0-7.7-US-40 proposed
sec=h306 h=57a8e5a7e98b