IBM DTLA-305040 - Deskstar 41.1 GB Hard Drive, Specifications, Page: 159 / 212

12.23 Security Freeze Lock (F5h)
see below Status 1 1 1 1 0 1 0 1 Command
- - - - - - - -
Device/Head
1 - 1 D - - - -
Device/Head
- - - - - - - -
Cylinder High
- - - - - - - -
Cylinder High
- - - - - - - - Cylinder Low - - - - - - - - Cylinder Low
- - - - - - - -
Sector Number
- - - - - - - -
Sector Number
- - - - - - - -
Sector Count
- - - - - - - -
Sector Count
see below Error - - - - - - - - Feature
- - - - - - - - Data - - - - - - - - Data
7 6 5 4 3 2 1 0
Register
7 6 5 4 3 2 1 0
Register
Command Block Input
Registers
Command Block Output
Registers
V – 0 – – 0 V 0 0 0 V 0 0 0 0 0
ERR IDX COR DRQ DSC DF RDY BSY AMN T0N ABT 0 IDN 0 UNC CRC
0 1 2 3 4 5 6 7 0 1 2 3 4 5 6 7
Status Register Error Register
Figure 111. Security Freeze Lock Command (F5h)
The Security Freeze Lock Command allows the device to enter frozen mode immediately.
After this command is completed, the command which updates Security Mode Feature (Device Lock
Function) is rejected.
Frozen mode is quit only by Power off.
The following commands are rejected when the device is in frozen mode:
Ÿ
Security Set Password
Ÿ
Security Unlock
Ÿ
Security Disable Password
Ÿ
Security Erase Unit
For details refer to Figure 81 on page 0.
Deskstar 40GV & 75GXP hard disk drive specifications
147