Asus U31SD-A1-CBIL Manual page 24

7
Microphone Input Jack
The mono microphone jack (1/8 inch) can be used to
connect an external microphone or output signals from
audio devices. Using this jack automatically disables the
built-in microphone. Use this feature for video conferencing,
voice narrations, or simple audio recordings.
8
Optical Drive
The Notebook PC comes in various models with different
optical drives. The Notebook PC's optical drive may support
compact discs (CD) and/or digital video discs (DVD) and
may have recordable (R) or re-writable (RW) capabilities.
See the marketing specifications for details on each model.
9
Optical Drive Electronic Eject
The optical drive eject has an electronic eject button for
opening the tray. You can also eject the optical drive tray
through any software player or by right clicking the optical
drive in Windows Computer and selecting Eject.
10
Optical Drive Emergency Eject
(location varies by model)
The emergency eject is used to eject the optical drive tray
in case the electronic eject does not work. Do not use the
emergency eject in place of the electronic eject.
11
Kensington® Lock Port
The Kensington® lock port allows the Notebook PC to
be secured using Kensington® compatible Notebook PC
security products. These security products usually include
a metal cable and lock that prevent the Notebook PC to
be removed from a fixed object. Some may also include a
motion detector to sound an alarm when moved.
24 Notebook PC User Manual