Lenovo J200 Hardware Maintenance Manual - Page 249

Additional, Service, Information

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Chapter 11. Additional Service Information This chapter provides additional information that the service representative might find helpful. Security features Security features in this section include the following: v Passwords v Vital Product Data v Management Information Format (MIF) Hardware controlled Passwords Hardware controlled passwords are set using the Setup Utility program. For more information about passwords, see "Using passwords" on page 51. Operating system password An operating system password is very similar to a power-on password and denies access to the computer by an unauthorized user when the password is activated. The computer is unusable until the password is entered and recognized by the computer. Vital product data Each computer has a unique Vital Product Data (VPD) code stored in the nonvolatile memory on the system board. After you replace the system board, the VPD must be updated. To update the VPD, see "Flash update procedures." BIOS levels An incorrect level of BIOS can cause false errors and unnecessary FRU replacement. Use the following information to determine the current level of BIOS installed in the computer, the latest BIOS available for the computer, and where to obtain the latest level of BIOS. v To determine the current Level of BIOS: - Start the Setup Utility. - Select Standard CMOS Features. v Sources for obtaining the latest level BIOS available 1. Lenovo support web site: http://www.lenovo.com/support/ 2. Lenovo Customer Support Center 3. Levels 1 and 2 Support To update (flash) the BIOS, see "Flash update procedures." Flash update procedures This section details how to flash (update) the BIOS. © Lenovo 2005, 2008. Portions © IBM Corp. 2005. 243

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Chapter
11.
Additional
Service
Information
This
chapter
provides
additional
information
that
the
service
representative
might
find
helpful.
Security
features
Security
features
in
this
section
include
the
following:
v
Passwords
v
Vital
Product
Data
v
Management
Information
Format
(MIF)
Hardware
controlled
Passwords
Hardware
controlled
passwords
are
set
using
the
Setup
Utility
program.
For
more
information
about
passwords,
see
“Using
passwords”
on
page
51.
Operating
system
password
An
operating
system
password
is
very
similar
to
a
power-on
password
and
denies
access
to
the
computer
by
an
unauthorized
user
when
the
password
is
activated.
The
computer
is
unusable
until
the
password
is
entered
and
recognized
by
the
computer.
Vital
product
data
Each
computer
has
a
unique
Vital
Product
Data
(VPD)
code
stored
in
the
nonvolatile
memory
on
the
system
board.
After
you
replace
the
system
board,
the
VPD
must
be
updated.
To
update
the
VPD,
see
“Flash
update
procedures.”
BIOS
levels
An
incorrect
level
of
BIOS
can
cause
false
errors
and
unnecessary
FRU
replacement.
Use
the
following
information
to
determine
the
current
level
of
BIOS
installed
in
the
computer,
the
latest
BIOS
available
for
the
computer,
and
where
to
obtain
the
latest
level
of
BIOS.
v
To
determine
the
current
Level
of
BIOS:
–
Start
the
Setup
Utility.
–
Select
Standard
CMOS
Features.
v
Sources
for
obtaining
the
latest
level
BIOS
available
1.
Lenovo
support
web
site:
2.
Lenovo
Customer
Support
Center
3.
Levels
1
and
2
Support
To
update
(flash)
the
BIOS,
see
“Flash
update
procedures.”
Flash
update
procedures
This
section
details
how
to
flash
(update)
the
BIOS.
©
Lenovo
2005,
2008.
Portions
©
IBM
Corp.
2005.
243