c1 drafted · lead SBxx-US-1XP-40-BA-en-13
- SBxx-US-1XP-40-BA-en-13
sec=h327h=b54ca257282e
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=h327 h=b54ca257282eThe manufacturer's own cause and corrective text is not reproduced here.
defined_inc1 drafted · lead SBxx-US-1XP-40-BA-en-13
sec=h327 h=b54ca257282ereportsc2 drafted · lead Communication loss
sec=h327 h=b54ca257282esec=h553 h=94a4d2f64ffdsec=h554 h=21ca4414f648mitigated_byc3 drafted · lead Network connection check
Wait out any portal maintenance first; then check network components and port access.
sec=h328 h=98d2fe3dfe22sec=h555 h=98d2fe3dfe22applies_toc4 drafted · lead Sunny Boy 3.0-7.7-US-40 proposed
sec=h327 h=b54ca257282e