PCS2REXB_a145 — Dcdc Hvdc Gdps Uncalibrated
Full alert identifier: PCS2REXB_a145_DcdcHvdcGdpsUncalibrated
Alert description
The Power Conversion System (PCS) DCDC HVDC Gate Drive Power Supply (GDPS) has not been correctly calibrated
Potential impact
The PCS will use inaccurate GDPS calibration data, which may stress the DCDC HVDC MOSFETs.
Set condition
The DCDC HVDC GDPS calibration data is not present in NVM (DcdcHvdcGdpsDataMissing=1), or is not validated (DcdcHvdcGdpsDataOutOfSpec=1), or is stale (DcdcHvdcGdpsDataStale=1)
Clear condition
The PCS DCDC HVDC GDPS calibration data is correctly calibrated
Signals to check
These diagnostic fields are associated with PCS2REXB_a145. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
Dcdc Hvdc Gdps Data Missing
PCS2REXB_
|
— |
Dcdc Hvdc Gdps Data Out Of Spec
PCS2REXB_
|
— |
Dcdc Hvdc Gdps Data Stale
PCS2REXB_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of PCS2REXB_a145.