Security Erase Prepare [F3H]; Security Erase Unit [F4H] - Hitachi C4K60 - Travelstar Slim - Hard Drive Specifications

7.5.29. Security Erase Prepare [F3h]

Task File Registers
Command
LBA High
LBA Mid
LBA Low
Device/Head
Sector Count
Features
The SECURITY ERASE PREPARE command shall be issued immediately before the SECURITY ERASE
UNIT command to enable device erasing and unlocking. This command is to prevent accidental erasure of
the device.
Device returns Aborted command error if the device is in Frozen mode.

7.5.30. Security Erase Unit [F4h]

Task File Registers
Command
LBA High
LBA Mid
LBA Low
Device/Head
Sector Count
Features
The SECURITY ERASE UNIT command requests a transfer of a single sector of data from the host. The
following table defines the content of this sector of information. If the password does not match, then the
device rejects the command with an Aborted error.
Word
0 Control Word
bit 15-1
bit 0
1-16 Password(32bytes)
17-255 Reserved
K6610170
Rev.2
Dec 22, 2004
7 6
X X
7 6
X X
Table 7.21 Password Data Format
Reserved
Identifier 0 = Compare user password, 1 = Compare master password
5 4 3 2
F6h
XX
XX
XX
X DRV X X
XX
XX
5 4 3 2
F4h
XX
XX
XX
X DRV X X
XX
XX
Contents
- 92 -
1 0
X X
1 0
X X