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Notebook PC E-Manual
The Power-On Self-Test (POST)
The Power-On Self-Test (POST) is a series of software-controlled
diagnostic tests that run when you turn on or restart your Notebook PC.
The software that controls the POST is installed as a permanent part of
the Notebook PC’s architecture.
Using POST to access BIOS and Troubleshoot
During POST, you can access the BIOS settings or run troubleshooting
options using the function keys of your Notebook PC. You may refer to
the following information for more details.
BIOS
The Basic Input and Output System (BIOS) stores system hardware
settings that are needed for system startup in the Notebook PC.
The default BIOS settings apply to most conditions of your Notebook
PC. Do not change the default BIOS settings except in the following
circumstances:
•
An error message appears onscreen during system bootup and
requests you to run the BIOS Setup.
•
You have installed a new system component that requires further
BIOS settings or updates.
WARNING:
Using inappropriate BIOS settings may result to system
instability or boot failure. We strongly recommend that you change the
BIOS settings only with the help of a trained service personnel.
Accessing BIOS
Restart your Notebook PC then press
during POST
.
Summary of Contents for A455L
Page 1: ...Notebook PC E Manual First Edition November 2014 E9770 ...
Page 13: ...Notebook PC E Manual 13 Chapter 1 Hardware Setup ...
Page 25: ...Notebook PC E Manual 25 Chapter 2 Using your Notebook PC ...
Page 28: ...28 Notebook PC E Manual Lift to open the display panel Press the power button ...
Page 46: ...46 Notebook PC E Manual ...
Page 47: ...Notebook PC E Manual 47 Chapter 3 Working with Windows 8 1 ...
Page 77: ...Notebook PC E Manual 77 Chapter 4 Power On Self Test POST ...
Page 93: ...Notebook PC E Manual 93 Chapter 5 Upgrading your Notebook PC ...
Page 98: ...98 Notebook PC E Manual ...
Page 99: ...Notebook PC E Manual 99 Tips and FAQs ...
Page 106: ...106 Notebook PC E Manual ...
Page 107: ...Notebook PC E Manual 107 Appendices ...
Page 125: ...Notebook PC E Manual 125 German Greek Italian Portuguese Spanish Swedish ...