The following guide takes you through the command-line steps to carry this out using the Dell Command application installed on your computer.
Press the Windows logo and the X keys together simultaneously to open the power user menu. Select Command Prompt with Admin from the list of options.
PS C:\temp> (dir dellsmbios:\security\hddinfo | select -ExpandProperty currentvalue).PwdProtected
No
PS C:\temp>
C:\Program Files (x86)\Dell\Command Configure\X86_64>cctk --hddinfo
HDD Information in the current system.
--------------------------------------------
Index : 0
HDD Name: Internal- SN: W3N0FRH7
Present: Yes
Pwd-Protected: No
Pending-Restart: No
Admin-only-change: No
-------------------------------------------
(Hard drive Password is present)
C:\dell\DCC\X86_64>cctk --hddpwd=
The HDD 0 is password protected. Provide the password.
C:\dell\DCC\X86_64>
(No hard drive Password is present)
C:\dell\DCC\x86_64>cctk --hddpwd=
HDD password cannot be cleared as the HDD is not password protected.
C:\dell\DCC\X86_64>
When checking across your install base, you can include the response from these tools into scripts to check for the presence of a hard drive password.