Solar Lattice

Fault codes › SMA › Sunny Tripower CORE1-US (STP 33/50/62-US-41)

SMA CORE1-US 7303

Code: 7303
Page: 50
ID: fc:sma-stp-core1-us-7303
IRI: https://solarlattice.org/kb/fc/sma-stp-core1-us-7303
Status: active
Also known as: 7303, SMA 7303
Category: Inverters

Class not stated

Production not stated

Clears needs service drafted · lead

Decoded

Reports firmware update failure; do: 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.

Automatic backup unit fault drafted · lead
Device firmware defect drafted · lead

Defined in

STP33-62-US-41-BA-en-13 — SMA Solar Technology · 13 drafted · lead
- tbl=19.r10 h=417f30a6fb06
STP33-62-US-41 ops manual — SMA Solar Technology drafted · lead
- tbl=8.r10 h=417f30a6fb06
STP33-62-US-41-BA-en-14 — SMA drafted · lead
- tbl=20.r10 h=417f30a6fb06

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 7333, 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 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 STP33-62-US-41-BA-en-13

STP33-62-US-41-BA-en-13 tbl=19.r10 h=417f30a6fb06

c2 drafted · lead STP33-62-US-41 ops manual

STP33-62-US-41 ops manual tbl=8.r10 h=417f30a6fb06

c3 drafted · lead STP33-62-US-41-BA-en-14

STP33-62-US-41-BA-en-14 tbl=20.r10 h=417f30a6fb06

`reports`

c4 verified · fact Firmware update failure

STP33-62-US-41-BA-en-13 tbl=19.r10 h=417f30a6fb06
STP33-62-US-41 ops manual tbl=8.r10 h=417f30a6fb06
STP33-62-US-41-BA-en-14 tbl=20.r10 h=417f30a6fb06
SBxx-US-1XP-40-BA-en-13 tbl=18.r3 h=2916d0bca0f3
STPTL-US-10-IA-xx-22 tbl=18.r4 h=24fe6af1e29f
SBxx-US-1XP-41-BA-en-12 sec=h342 h=e75a5be9e1aa
SHPxxx-US-21-BE-en-11 sec=h367 h=e75a5be9e1aa

verified by: review-workflowverified on: 2026-10-20

`mitigated_by`

c5 drafted · lead Contact manufacturer service

STP33-62-US-41-BA-en-13 tbl=19.r10 h=417f30a6fb06
STP33-62-US-41 ops manual tbl=8.r10 h=417f30a6fb06
STP33-62-US-41-BA-en-14 tbl=20.r10 h=417f30a6fb06
SBxx-US-1XP-40-BA-en-13 tbl=18.r3 h=2916d0bca0f3
STPTL-US-10-IA-xx-22 tbl=18.r4 h=24fe6af1e29f
SBxx-US-1XP-41-BA-en-12 sec=h344 h=417f2f122215
SHPxxx-US-21-BE-en-11 sec=h369 h=417f2f122215

`has_recovery`

c6 drafted · lead Service required

STP33-62-US-41-BA-en-13 tbl=19.r10 h=417f30a6fb06
STP33-62-US-41 ops manual tbl=8.r10 h=417f30a6fb06
STP33-62-US-41-BA-en-14 tbl=20.r10 h=417f30a6fb06
SBxx-US-1XP-40-BA-en-13 tbl=18.r3 h=2916d0bca0f3
STPTL-US-10-IA-xx-22 tbl=18.r4 h=24fe6af1e29f
SBxx-US-1XP-41-BA-en-12 sec=h343 h=cca77e1e7cd3
SBxx-US-1XP-41-BA-en-12 sec=h344 h=417f2f122215
SHPxxx-US-21-BE-en-11 sec=h368 h=cca77e1e7cd3
SHPxxx-US-21-BE-en-11 sec=h369 h=417f2f122215

`applies_to`

c7 drafted · lead Sunny Tripower CORE1-US

STP33-62-US-41-BA-en-13 tbl=19.r10 h=417f30a6fb06
STP33-62-US-41 ops manual tbl=8.r10 h=417f30a6fb06
STP33-62-US-41-BA-en-14 tbl=20.r10 h=417f30a6fb06

Data