18 About Your Computer
1 Media Card Reader Provides a fast and convenient way to view and share digital
photos, music, and videos stored on a memory card. The
Media Card Reader reads the following digital memory
cards:
• Secure Digital (SD) memory card
•SDIO card
• MultiMediaCard (MMC)
•Memory Stick
• Memory Stick PRO
•xD-Picture Card
• Hi Speed-SD
• Hi Density-SD
2 mini IEEE 1394
connector
Attach high-speed serial multimedia devices, such as digital
video cameras.
3 USB 2.0
connectors (2)
Use the side USB connectors for devices that you connect
occasionally, such as joysticks or cameras, or for bootable USB
devices (see "System Setup Options" on page70 for more
information on booting to a USB device). It is
recommended that you use the back USB connectors for
devices that typically remain connected, such as printers
and keyboards.
4 headphone/line-
out connector
Use the headphone/line-out connector to attach
headphones and most kinds of speakers.
5 microphone/line-in
connector
Use the microphone/line-in connector to attach a personal
computer microphone for voice or musical input into a
sound or telephony program.
6 drive activity light The drive activity light is on when the computer reads data
from or writes data to the hard drive. The light might also
be on when a device such as an optical drive is operating.
7 power button,
power light
Press the power button to turn on the computer. Thelight
in the center of this button indicates powerstate. See
"Controls and Lights" on page87 for more information.
NOTICE: To avoid losing data, do not use the power
button to turn off the computer. Instead, perform an
operating system shutdown.