Hitachi DK23EA Specifications - Page 72

Initial Setting of the User Password, 3.2.9.3 Security Mode Operation from Power-on or

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6.3.2.9.2 Initial Setting of the User Password When a user password is set, the device shall automatically enter lock mode the next time the device is powered-on or hardware reset. 6.3.2.9.3 Security Mode Operation from Power-on or Hardware Reset When lock is enabled, the device reject media access commands until a Security Unlock command is successfully completed. Power-on Locked mode UNLOCK No Password match? Yes Unlock mode ERASE PREPARE ERASE UNIT Unit erased Lock function disabled Normal operation, all commands are available FREEZE LOCK Normal operation, Frozen mode commands are available Media access Reject Command Non-media access Execute Command K6602637 Rev.3 02.27.01 - 72 -

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K6602637
Rev.3
02.27.01
- 72 -
6.3.2.9.2 Initial Setting of the User Password
When a user password is set, the device shall automatically enter lock mode the next time the device is
powered-on or hardware reset.
6.3.2.9.3 Security Mode Operation from Power-on or Hardware Reset
When lock is enabled, the device reject media access commands until a Security Unlock command is
successfully completed.
Power-on
Locked mode
UNLOCK
ERASE
Media access
Non-media
PREPARE
access
No
Password
ERASE
Reject
match?
UNIT
Command
Execute
Command
Yes
Unit erased
Unlock
mode
Lock function disabled
Normal operation, all
commands are available
FREEZE LOCK
Normal operation,
Frozen mode commands
are available