Technical Knowledge Base

Controller Replacement - Issue with Serial Number

Symptom:

After a controller replacement with mSATA replacement, system reports an incorrect serial number and goes into a locked down state

04/21/21-11:54:30 (tRAID): WARN: mSATA serial# mismatch, slot:0, expected: 53504731363431303044, actual: 393130303130335a3131, locking down controller
04/21/21-11:54:30 (tRAID): WARN: Suspending Ctlr: "Client_Non_Fru_Component_Replaced"
Segment Display: OE Lr

Resolution:

  1. Log into the [[Connecting via PuTTY|CLI]]
  2. Clear Lockdown status
psvClearSodRebootLoopCounter
clearHardwareLockdown
lemClearLockdown
  1. Erase serial number from mSATA disk
hcvhClearSataFlashSerialNumber 0

Look for value = 1 = 0x1

reboot

If after reboot controller doesn't come up then perform Step 2. again

Reference:
‎MD3820F erorr codes | DELL Technologies