Downloading A Bios Update; Using Advanced System Diagnostics - HP 15 Maintenance And Service Manual

1. Start Computer Setup.
2. Use a pointing device or the arrow keys to select File > System Information.
3. To exit Computer Setup without saving your changes, click the Exit icon in the lower-left corner of the
screen, and then follow the on-screen instructions.
– or –
Use the
NOTE: You can also determine the BIOS version by turning on or restarting the computer, pressing the
key while the "Press the ESC key for Startup Menu" message is displayed at the bottom of the screen, and
then pressing the

Downloading a BIOS update

CAUTION: To reduce the risk of damage to the computer or an unsuccessful installation, download and
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.

Using Advanced System Diagnostics

Advanced System Diagnostics allows you to run diagnostic tests to determine if the computer hardware is
functioning properly. The following diagnostic tests are available in Advanced System Diagnostics:
● Start-up test—This test analyzes the main computer components that are required to start the
computer.
● Run-in test—This test repeats the start-up test and checks for intermittent problems that the start-up
test does not detect.
tab key and the arrow keys to select File > Ignore Changes and Exit, and then press enter.
f1 key. Follow the on-screen instructions to exit this screen.
Using Advanced System Diagnostics 117
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