Hitachi HDS721025CLA382 Manuel D’Utilisation
Hitachi hard disk drive specifications
63
9.6.4.3
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.
command is successfully completed.
POR
Device Locked mode
Unlock CMD
Erase Prepare
Media access
command (*1)
Non-Media access
command (*1)
Password
Match ?
Match ?
Complete
Erase Unit
Erase Unit
Lock function
Disable
Disable
Enter Device
Unlock mode
Unlock mode
Erase Unit
Password
Match ?
Password
Match ?
Normal operation : All commands are available
Freeze Lock command
Enter Device Frozen mode
Normal Operation except Set Password,
Disable Password, Erase Unit, Unlock commands.
Normal Operation except Set Password,
Disable Password, Erase Unit, Unlock commands.
Reject
Complete
N
Y
N
Y
(*1) Refer to 9.6.5 on the page .65
Figure 11 Usual Operation