HP 9100 manual Activity LED indicator lights

10	IR emitter (blaster)	Adhere to your TV set-top box IR receiver area to receive the remote control
	(select models only)	signal while watching and recording TV programs. This is not required if you do
		not use a set-top box. A remote control is included with select models only.
11	USB 2.0 ports (2)	Connect USB devices (USB 2.0) such as printers, external hard disk drives, digital
		cameras, and MP3 players.
12	Audio Line In	Connect MP3 players or other audio players. This connector is not for
		headphones or a microphone.
13	Headphone jack	Connect headphones to the port to listen to music without disturbing anyone.
14	Power connector	Plug the power adapter into the computer.
15	Wireless keyboard and	Preinstalled receiver for using a wireless keyboard and mouse.
	mouse receiver

Activity LED indicator lights

Item	Item	Component
1	Webcam	Indicates webcam activity.
2	Power	Indicates the power state; blue indicates power on, and amber indicates Sleep
		mode.
3	Hard disk drive	Indicates hard disk drive activity.
4	Memory card reader	Indicates memory card reader activity. When the LED is flashing, do not remove
		your memory card.
		When the LED is off, no card is inserted. A solid LED indicates that a card is
		inserted with no read or write capacity. A flashing LED indicates that there is
		memory card activity, and that a card has read/write capacity.
5	Remote control IR	Indicates that your computer is working with your remote control to navigate
	receiver (select models	windows, record TV shows, and perform other activities in Windows Media Center.
	only)
6	Wireless keyboard and	Indicates wireless signals received from the wireless keyboard and mouse. The
	mouse receiver	LED is visible from the back of the computer.
7	Optical Disc Drive	Indicates Optical Disc Drive is in use.

6 Chapter 2 Components