Lenovo ThinkCentre M51e (English) User guide - Page 42

Setting, changing, deleting, password, Using, Security, Profile, Device, Selecting, startup, device

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After you set an Administrator Password, a password prompt is displayed each time you try to access the Setup Utility program. If you type the wrong password, you will see an error message. If you type the wrong password three times, you must turn the computer off and start again. If both the user and administrator passwords are set, you can type either password. However, to change any configuration settings, you must use your administrator password. Setting, changing, and deleting a password To set, change, or delete a password, do the following: Note: A password can be any combination of up to twelve characters (A- Z, a-z, and 0-9). 1. Start the Setup Utility program (see "Starting the Setup Utility program" on page 25). 2. From the Setup Utility program menu, select Security. 3. Select Set Passwords. Read the information displayed on the right side of the screen. Using Security Profile by Device Security Profile by Device is used to enable or disable user access to the following devices: IDE controller Diskette Drive Access Diskette Write Protect When this feature is set to Disable, all devices connected to the IDE controller (such as hard disk drives or the CD-ROM drive) are disabled and will not be displayed in the system configuration. When this feature is set to Disable, the diskette drive cannot be accessed. When this feature is set to Enable, all diskettes are treated as if they are write-protected. You can read from the diskette, but you cannot write to the diskette. To set Security Profile by Device, do the following: 1. Start the Setup Utility program (see "Starting the Setup Utility program" on page 25). 2. From the Setup Utility program menu, select Security. 3. Select Security Profile by Device. 4. Select the desired devices and settings and press Enter. 5. Return to the Setup Utility program menu and select Exit and then Save Settings. Selecting a startup device If your computer does not start up (boot) from a device such as the CD-ROM, diskette, or hard disk as expected, use one of the following procedures to select a startup device. 26 User Guide

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After
you
set
an
Administrator
Password,
a
password
prompt
is
displayed
each
time
you
try
to
access
the
Setup
Utility
program.
If
you
type
the
wrong
password,
you
will
see
an
error
message.
If
you
type
the
wrong
password
three
times,
you
must
turn
the
computer
off
and
start
again.
If
both
the
user
and
administrator
passwords
are
set,
you
can
type
either
password.
However,
to
change
any
configuration
settings,
you
must
use
your
administrator
password.
Setting,
changing,
and
deleting
a
password
To
set,
change,
or
delete
a
password,
do
the
following:
Note:
A
password
can
be
any
combination
of
up
to
twelve
characters
(A-
Z,
a-z,
and
0-9).
1.
Start
the
Setup
Utility
program
(see
“Starting
the
Setup
Utility
program”
on
page
25).
2.
From
the
Setup
Utility
program
menu,
select
Security
.
3.
Select
Set
Passwords
.
Read
the
information
displayed
on
the
right
side
of
the
screen.
Using
Security
Profile
by
Device
Security
Profile
by
Device
is
used
to
enable
or
disable
user
access
to
the
following
devices:
IDE
controller
When
this
feature
is
set
to
Disable
,
all
devices
connected
to
the
IDE
controller
(such
as
hard
disk
drives
or
the
CD-ROM
drive)
are
disabled
and
will
not
be
displayed
in
the
system
configuration.
Diskette
Drive
Access
When
this
feature
is
set
to
Disable
,
the
diskette
drive
cannot
be
accessed.
Diskette
Write
Protect
When
this
feature
is
set
to
Enable
,
all
diskettes
are
treated
as
if
they
are
write-protected.
You
can
read
from
the
diskette,
but
you
cannot
write
to
the
diskette.
To
set
Security
Profile
by
Device,
do
the
following:
1.
Start
the
Setup
Utility
program
(see
“Starting
the
Setup
Utility
program”
on
page
25).
2.
From
the
Setup
Utility
program
menu,
select
Security
.
3.
Select
Security
Profile
by
Device
.
4.
Select
the
desired
devices
and
settings
and
press
Enter.
5.
Return
to
the
Setup
Utility
program
menu
and
select
Exit
and
then
Save
Settings
.
Selecting
a
startup
device
If
your
computer
does
not
start
up
(boot)
from
a
device
such
as
the
CD-ROM,
diskette,
or
hard
disk
as
expected,
use
one
of
the
following
procedures
to
select
a
startup
device.
26
User
Guide