Power Button; Power Indicator; Audio Speakers - Asus Transformer Book T300FA E-Manual

Power button

Press the power button to turn your ASUS Transformer Book
on or off. You can also use the power button to put your ASUS
Transformer Book to sleep or hibernate mode, and wake it up
from sleep or hibernate mode.
In the event that your ASUS Transformer Book becomes
unresponsive, press and hold the power button for about ten
(10) seconds until your ASUS Transformer Book shuts down.

Power indicator

This indicator blinks five (5) times when the ASUS Transformer
Book is turned on.
Power (DC) input port
Insert the bundled power adapter into this port to charge the
battery pack and supply power to your ASUS Transformer Book.
WARNING! The adapter may become warm to hot while in use.
Do not cover the adapter and keep it away from your body while
it is connected to a power source.
IMPORTANT! Use only the bundled power adapter to charge the
battery pack and supply power to your ASUS Transformer Book.
Micro HDMI port
This port is for a micro HDMI (High-Definition Multimedia
Interface) connector and is HDCP compliant for HD DVD, Blu-
ray, and other protected content playback.

Audio speakers

The built-in audio speakers allow you to hear audio straight
from your tablet. Audio features are software controlled.
18 ASUS Transformer Book E-Manual