Lenovo ThinkServer RD240 Software User's Manual page 145

Figure 4.42 Authenticate Drive Security Key
9. Enter the current security key and click OK.
The text box for the security key can hold up to 32 characters. The
key must be at least eight characters. After you enter the correct
security key, the wizard returns to the Change Security Settings –
Security Key screen.
10. Click Next.
The Change Security Settings – Pass Phrase screen appears as
shown in Figure
for additional security.
Selecting Full Disk Encryption Security Options
4.44. You have the option to provide a pass phrase
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