Hitachi 7K100 Hard Drive Specifications - Page 90

Operation from POR after user password is set

Page 90 highlights

11.9.4.3 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 Password Match ? N Y Erase Prepare Erase Unit Password Match ? Y N Media Access Non-media Access Command (*1) Command (*1) Enter Device Unlock mode Complete Erase Unit Reject Complete 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. Figure 3: Usual operation for POR (*1) - refers to the commands in Table 51: "Command table for device lock operation" on page 78. Travelstar 7K100 Hard Disk Drive Specification 76

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Travelstar 7K100 Hard Disk Drive Specification
76
11.9.4.3
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.
Figure 3: Usual operation for POR
(*1) — refers to the commands in Table 51: “Command table for device lock operation” on page 78.
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 ?