Sungrow
SG-010 · IDs 28,29
PV Input Mode Configuration Fault
PV input configuration error. Code 28 = PV1, Code 29 = PV2. Check input mode settings. Displayed fault ID: 028, 029.
Common causes
PV input mode incorrectly configured in App or LCD settings
What to check
STEP 1
Check PV input mode setting via iSolarCloud App or LCD — verify it matches the actual installation (e.g. independent or combined MPPT mode).
STEP 2
Correct configuration if needed and save. Restart inverter if fault does not clear automatically.
Escalate if
Configuration confirmed correct but fault persists — contact Sungrow support
Need full interactive diagnosis?
Faultpath walks you through decision trees, fault codes, and commissioning — built for solar & battery engineers.
Open Faultpath
More Sungrow fault codes