Solar Lattice

Fault codes › SMA › Sunny Tripower X 13-30-US (STP xx-US-50)

SMA STP-X-US 9003

Code
9003
Shown as
Grid parameter locked
Page
96
ID
fc:sma-stp-x-us-50-9003
IRI
https://solarlattice.org/kb/fc/sma-stp-x-us-50-9003
Status
active
Also known as
9003, SMA 9003, Grid parameter locked
Category
Inverters
Class informational drafted · lead
Production not stated
Clears not stated

Decoded

Reports parameter change rejected; do: correct access code entry, login with required rights.

What can be behind Parameter change rejected

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

SMA
SMA SB-US-40 29004, SMA SB-US-40 9003, SMA SB-US-40 9005, SMA SB-US-41 29004, SMA SB-US-41 9003, SMA SB-US-41 9005, SMA PEAK3-US 9003, SMA CORE1-US 29004, SMA CORE1-US 7105, SMA CORE1-US 9003, SMA CORE1-US 9005, SMA STP-TL-US 29004, SMA STP-TL-US 7105, SMA STP-TL-US 9003, SMA STP-TL-US 9005
Yaskawa Solectria
Yaskawa Solectria XGI-1500-1MW WARN-31, Yaskawa Solectria XGI-1500-DCG WARN-31, Yaskawa Solectria XGI-1500 WARN-31

Same code in other families

Claims

defined_in

c1 drafted · lead STPxx-US-50-BE-en-14

reports

c2 verified · fact Parameter change rejected

Grid parameters are now locked against changes.

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

mitigated_by

c3 drafted · lead Correct access code entry

c4 drafted · lead Login with required rights

has_event_class

c5 drafted · lead Informational (status or configuration message)

applies_to

c6 drafted · lead Sunny Tripower X US-50

Data