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Chapter 4: Recovering your system
Entering the BIOS Setup
BIOS (Basic Input and Output System) stores system hardware settings that are needed for
system startup in the PC.
In normal circumstances, the default BIOS settings apply to most conditions to ensure optimal
performance. Do not change the default BIOS settings except in the following circumstances:
• An error message appears on the screen during the system bootup and requests you to run
the BIOS Setup.
• You have installed a new system component that requires further BIOS settings or update.
WARNING! Inappropriate BIOS settings may result to instability or boot failure. We strongly
recommend that you change the BIOS settings only with the help of a trained service personnel.
Quickly enter the BIOS
Windows
8.1 boot time is quite fast, so we developed these three ways for you to quickly
®
access the BIOS:
• When your All-in-One PC is off, press the power button for at least four (4) seconds to access
the BIOS directly.
• Press the power button for at least four (4) seconds to shut down your All-in-One PC, then
press the power button again to turn your All-in-One PC back on, and press <F2> during
POST.
• When your All-in-One PC is off, disconnect the power cord from your All-in-One PC's power
connector. Reconnect the power cord and press the power button to turn on your All-in-
One PC. Press <F2> during POST.
NOTE: POST (Power-On Self Test) is a series of software controlled diagnostic tests that run when
you turn on your PC.
All-in-One PC ET2221I / A6410 Series
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