13.8.4.3 Operation from POR after User Password is set
When Device Lock Function is enabled, the device rejects media access command until a
Security Unlock command is successfully completed.
POR
Device Locked mode
Unlock CMD
Command (*1)
Command (*1)
Password
Erase Unit
Password
Match ?
Reject
Complete
Complete
Erase Unit
Lock function
Disable
Normal operation : All commands are available
Freeze Lock command
Enter Device Frozen mode
Normal Operation expect Set Password,
Disable Password, Erase Unit, Unlock commands.
Enter Device
Unlock mode
N
Y
N
Y
Erase Prepare
Media Access
Non-media access
Match ?
DERA003.prz
(*1) refer to Figure 73, "Command table for device lock operation" on page 87.
Figure 71. Usual Operation
Deskstar 60 GXP Hard disk drive specification
85
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