Lenovo S710 Lenovo S710 All-In-One Hardware Maintenance Manual - Page 109

Additional Service Information, Security features, Hardware controlled Passwords

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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: • Passwords • Vital Product Data • 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. 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. • To determine the current Level of BIOS: - Start the Setup Utility. - Select Standard CMOS Features. • 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" on page 103. Note: BIOS settings vary by operating system. Change the BIOS settings before installing a new operating system. See "Changing the BIOS settings before installing a new operating system" on page 53. Flash update procedures This section details how to flash (update) the BIOS. Updating (flashing) the BIOS from a disc This section provides instructions on how to update (flash) the BIOS from a disc on the Windows 8 (64-bit) operating system and on other operating systems. © Copyright Lenovo 2013 103

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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:
•
Passwords
•
Vital Product Data
•
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.
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.
•
To determine the current Level of BIOS:
–
Start the Setup Utility.
–
Select Standard CMOS Features.
•
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” on page 103.
Note:
BIOS settings vary by operating system. Change the BIOS settings before installing a new operating
system. See “Changing the BIOS settings before installing a new operating system” on page 53.
Flash update procedures
This section details how to flash (update) the BIOS.
Updating (flashing) the BIOS from a disc
This section provides instructions on how to update (flash) the BIOS from a disc on the Windows 8 (64-bit)
operating system and on other operating systems.
© Copyright Lenovo 2013
103