Datasheet

Travelstar 80GN Hard Disk Drive Specification
80
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.
Table 51: Usual operation for POR
(*1) — refers to the commands in Table 53: “Command table for device lock operation” on page 82.
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 ?