User Guide - Windows 7
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Component Description
(1) Power connector Connects an AC adapter.
(2)   Battery light When AC power is connected:
●
White: The battery charge is greater than 90 percent.
●
Amber: The battery charge is from 0 to 90 percent.
●
O: The battery is not charging.
When AC power is disconnected (battery not charging):
●
Blinking amber: The battery has reached a low battery 
level. When the battery has reached a critical battery level, 
the battery light begins blinking rapidly.
●
O: The battery is not charging.
(3)   Vent Enables airow to cool internal components.
NOTE: The computer fan starts up automatically to cool 
internal components and prevent overheating. It is normal for 
the internal fan to cycle on and o during routine operation.
(4) USB 2.0 charging (powered) port Connects an optional USB device, such as a keyboard, mouse, 
external drive, printer, scanner or USB hub. Standard USB ports 
will not charge all USB devices or will charge using a low current. 
Some USB devices require power and require you to use a 
powered port.
NOTE: USB charging ports can also charge select models of 
cell phones and MP3 players, even when the computer is in 
Sleep mode.
NOTE: For details about dierent types of USB ports, see 
Using a USB device on page 43.
(5) Audio-out (headphone)/Audio-in (microphone) 
jack
Connects optional powered stereo speakers, headphones, 
earbuds, a headset, or a television audio cable. Also connects an 
optional headset microphone. This jack does not support 
optional microphone-only devices.
WARNING! To reduce the risk of personal injury, adjust the 
volume before putting on headphones, earbuds, or a headset. 
For additional safety information, see the Regulatory, Safety, 
and Environmental Notices. To access the user guides, select 
Start > All Programs > HP Help and Support > HP 
Documentation.
4 Chapter 2 Getting to know your computer










