c1 drafted · lead SBxx-US-1XP-41-BA-en-12
- SBxx-US-1XP-41-BA-en-12
sec=6.2.93h=add541247348 - SBxx-US-1XP-41-BA-en-12
sec=h537h=781d1b441465
Fault codes › SMA › Sunny Boy 3.0-7.7-US (SBx.x-1SP-US-41)
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=6.2.93 h=add541247348sec=h537 h=781d1b441465The manufacturer's own cause and corrective text is not reproduced here.
defined_inc1 drafted · lead SBxx-US-1XP-41-BA-en-12
sec=6.2.93 h=add541247348sec=h537 h=781d1b441465reportsc2 drafted · lead Communication loss
sec=h316 h=fbfa3a228c33sec=h317 h=187b718ed05dsec=h537 h=781d1b441465sec=h538 h=dedac5b3ff5bmitigated_byc3 drafted · lead Network connection check
If portal maintenance is announced, wait for completion first; otherwise check network settings.
sec=h318 h=5ad177195fc7sec=h539 h=98d2fe3dfe22applies_toc4 drafted · lead Sunny Boy 3.0-7.7-US-41 proposed
sec=6.2.93 h=add541247348sec=h537 h=781d1b441465