Solar Lattice

Fault codes › SMA › Sunny Boy 3.0-7.7-US (SBx.x-1SP-US-41)

SMA SB-US-41 7333

Code
7333
Shown as
Update transport failed
Page
64
ID
fc:sma-sb-us-41-7333
IRI
https://solarlattice.org/kb/fc/sma-sb-us-41-7333
Status
active
Also known as
7333, SMA 7333, Update transport failed
Category
Inverters
Class not stated
Production not stated
Clears not stated

Decoded

Reports firmware update failure; do: update retry, network connection check, contact manufacturer service.

What can be behind Firmware update failure

Failure modes that present as the reported condition, and the tests that tell them apart.

Defined in

The manufacturer's own cause and corrective text is not reproduced here.

Same condition on other equipment

ABB / FIMER
ABB / FIMER PVS-166-175-TL W047, ABB / FIMER PVS-60-TL W047, ABB / FIMER UNO-DM-3.3-5.0-PLUS W047, ABB / FIMER UNO-DM-6.0-PLUS W047
Fronius
Fronius Galvo 734, Fronius Galvo 735, Fronius Galvo 743, Fronius Galvo 745, Fronius Primo 734, Fronius Primo 735, Fronius Primo 743, Fronius Primo 745, Fronius Symo 734, Fronius Symo 735, Fronius Symo 743, Fronius Symo 745, Fronius Symo 746
Huawei
Huawei SUN2000-100KTL-USH0 2065, Huawei SUN2000-25-30KTL-US 505, Huawei SUN2000-45KTL-US-HV-D0 505
SMA
SMA SB-US-40 7106, SMA SB-US-40 7110, SMA SB-US-40 7303, SMA SB-US-40 7324, SMA SB-US-40 7333, SMA SB-US-40 7340, SMA SB-US-40 7352, SMA SB-US-40 7356, SMA SB-US-41 7106, SMA SB-US-41 7110, SMA SB-US-41 7303, SMA SB-US-41 7324, SMA SB-US-41 7340, SMA SB-US-41 7352, SMA SB-US-41 7356, SMA PEAK3-US 7303, SMA PEAK3-US 7324, SMA PEAK3-US 7330, SMA PEAK3-US 7333, SMA CORE1-US 7106, SMA CORE1-US 7110, SMA CORE1-US 7303, SMA CORE1-US 7330, SMA CORE1-US 7333, SMA CORE1-US 7342, SMA CORE1-US 7352, SMA CORE1-US 7356, SMA STP-TL-US 7106, SMA STP-TL-US 7110, SMA STP-TL-US 7303, SMA STP-TL-US 7305, SMA STP-TL-US 7311, SMA STP-TL-US 7316, SMA STP-TL-US 7324, SMA STP-TL-US 7326
Yaskawa Solectria
Yaskawa Solectria XGI-1500-1MW WARN-29, Yaskawa Solectria XGI-1500-DCG WARN-29, Yaskawa Solectria XGI-1500 WARN-29

Same code in other families

Claims

defined_in

c1 drafted · lead SBxx-US-1XP-41-BA-en-12

reports

c2 drafted · lead Firmware update failure

mitigated_by

c3 drafted · lead Update retry

First step; improve connection quality if via Wi-Fi, then contact service if repeated

c4 drafted · lead Network connection check

When connected via Wi-Fi with poor link quality

c5 verified · fact Contact manufacturer service

Escalation if the message is displayed again

verified by: review-workflowverified on: 2026-10-23

applies_to

c6 drafted · lead Sunny Boy 3.0-7.7-US-41 proposed

Data