Asus Transformer 3 Pro T303UA - Manual (Page 64)

64 ASUS Tablet and ASUS Keyboard Dock 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 ASUS Tablet.
The software that controls the POST is installed as a permanent part of
the ASUS Tablet’s architecture.
Using POST to access BIOS and Troubleshoot
During POST, you can access the BIOS settings or run troubleshooting
options using the volume button on your ASUS Tablet. 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 ASUS Tablet.
The default BIOS settings apply to most conditions of your ASUS
Tablet. 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
1. Turn on your ASUS Tablet then press the power button and the
volume down button during POST.