Interface
5-80
C141-E104-03EN
(34) SECURITY SET PASSWORD (F1h)
This command enables a user password or master password to be set.
The host transfers the 512-byte data shown in Table 5.13 to the device. The
device determines the operation of the lock function according to the
specifications of the Identifier bit and Security level bit in the transferred data.
(Table 5.14)
Issuing this command in LOCKED MODE or FROZEN MODE returns the
Aborted Command error.
Table 5.13 Contents of SECURITY SET PASSWORD data
Word
Contents
0
Control word
Bit 0 Identifier
0 = Sets a user password.
1 = Sets a master password.
Bits 1 to 7 Reserved
Bit 8 Security level
0 = High
1 = Maximum
Bits 9 to 15 Reserved
1 to 16
Password (32 bytes)
17
Master password version number
18 to 255
Reserved
Table 5.14 Relationship between combination of Identifier and Security level, and
operation of the lock function
Identifier
Level
Description
User
High
The specified password is saved as a new user password.
The lock function is enabled after the device is turned off
and then on. LOCKED MODE can be canceled using the
user password or the master password already set.
Master
High
The specified password is saved as a new master password.
The lock function is not enabled.
User
Maximum
The specified password is saved as a new user password.
The lock function is enabled after the device is turned off
and then on. LOCKED MODE can be canceled using the
user password only. The master password already set
cannot cancel LOCKED MODE.
Master
Maximum
The specified password is saved as a new master password.
The lock function is not enabled.
Summary of Contents for DISK DRIVES MHL2300AT
Page 1: ...C141 E104 03EN MHL2300AT MHM2200AT MHM2150AT MHM2100AT DISK DRIVES PRODUCT MANUAL ...
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Page 40: ...3 1 Dimensions C141 E104 03EN 3 3 Figure 3 1 Dimensions MHM series 2 2 ...
Page 52: ...3 4 Jumper Settings C141 E104 03EN 3 15 Figure 3 16 Example 2 of Cable Select drive drive ...
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Page 185: ...Interface 5 108 C141 E104 03EN Figure 5 10 Data transfer timing ...
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