Downloading A Bios Update - HP EliteBook 740 G1 Maintenance And Service Manual

Downloading a BIOS update

CAUTION:
install a BIOS update only when the computer is connected to reliable external power using the AC adapter.
Do not download or install a BIOS update while the computer is running on battery power, docked in an
optional docking device, or connected to an optional power source. During the download and installation,
follow these instructions:
Do not disconnect power from the computer by unplugging the power cord from the AC outlet.
Do not shut down the computer or initiate Suspend or Hibernation.
Do not insert, remove, connect, or disconnect any device, cable, or cord.
1. Open your web browser. For U.S. support, go to http://www.hp.com/go/contactHP. For worldwide
support, go to http://welcome.hp.com/country/us/en/wwcontact_us.html.
2. Follow the on-screen instructions to identify your computer and access the BIOS update you want to
download.
3. Click the option for software and driver downloads, type your computer model number in the product
box, and then press enter. Follow the on-screen instructions to identify your computer and access the
BIOS update you want to download.
4. Click your specific product from the models listed.
5. Click the appropriate operating system.
6. Go to the BIOS section and download the BIOS software package.
7. Follow the installation instructions as provided with the downloaded BIOS software package.
NOTE: After a message on the screen reports a successful installation, you can delete the downloaded file
from your hard drive.
HP Sure Start
Select Intel-based 2013 HP Business Notebook PCs offer HP Sure Start, which provides hardware-based
assurance of the following:
●
HP-approved firmware is running on the HP Embedded Controller (EC) – EC Options in BIOS found under
"BIOS Integrity Checking"
●
An HP-approved BIOS is running on the host processor
HP Sure Start verifies the integrity of critical, non-executable platform data residing in the main flash and
provides selfhealing mechanisms to restore any code or critical platform data that has been lost or is
corrupted within the flash.
In conjunction with BIOS support, code running on the EC verifies the integrity of the following:
●
Subset of BIOS contents including the boot block portion and machine-unique data
●
Entire descriptor region
●
Entire Network Controller Configuration
The EC is responsible for power control/power cycle, thermal monitor/fan control, many LEDs, and PS2
keyboard and mouse.
120 Chapter 9 Computer Setup (BIOS) and Advanced System Diagnostics in SUSE Linux
To reduce the risk of damage to the computer or an unsuccessful installation, download and