Lenovo ThinkPad T540p User Manual page 138

Table 3. Security menu items (continued)
Menu item
Fingerprint
120
User Guide
Submenu item
Set Minimum Length
Power-On Password
Hard Disk1 Password
Predesktop Authentication
Reader Priority
Security Mode
Password Authentication
Reset Fingerprint Data
Selection
• Disabled
• x characters
(4≤x≤12)
• Disabled
• Enabled
• Disabled
• Enabled
• Disabled
• Enabled
• External ➙ Internal
• Internal Only
• Normal
• High
• Disabled
• Enabled
• Enter
Comments
access, set the user
authentication on the
operating system.
Specify a minimum length
for the power-on password
and hard disk password.
By default, this is set to
Disabled. If you set the
supervisor password and
specify a minimum length
for passwords, no one but
you can change the length.
Refer to "Power-on
password" on page 51.
Refer to "Hard disk
passwords" on page
53.
Enable or disable fingerprint
authentication before the
operating system is loaded.
If External ➙ Internal
is selected, an external
fingerprint reader is used
if attached. Otherwise, an
internal fingerprint reader
is used. If Internal Only
is selected, an internal
fingerprint reader is used.
If fingerprint authentication
fails, you still can start
the computer by entering
a password. If you have
selected Normal, enter a
power-on password or a
supervisor password; if you
have selected High, enter a
supervisor password.
Enable or disable password
authentication. This item
is available when high
security mode is selected.
This option is used to erase
all fingerprint data stored
in the fingerprint reader
and reset settings to the
factory state. As a result,
any power-on security
features previously enabled
will not be able to work until
they are re-enabled in the
fingerprint software.