2–6 Maintenance and Service Guide
External component identification
Front components
9
Wireless ■ Blue: An integrated wireless device, such as a wireless local
area network (WLAN) device and/or a Bluetooth® device, is
on.
■ Amber: All wireless devices are off.
-
Num Lock The integrated numeric keypad is enabled, or num lock is enabled
on a connected optional numeric keypad.
*The 2 power lights display the same information. The light on the power button is visible only when the computer is open. The
power light on the front of the computer is visible whether the computer is open or closed.
Item Component Description
Item Component Description
1
Power light ■ On: The computer is on.
■ Blinking: The computer is in the Sleep state.
■ Off: The computer is off or in Hibernation.
2
Battery light ■ On: A battery is charging.
■ Blinking: A battery that is the only available power source has reached a
low battery level. When the battery reaches a critical battery level, the
battery light begins blinking rapidly.
■ Off: If the computer is plugged into an external power source, the light is
turned off when all batteries in the computer are fully charged. If the
computer is not plugged into an external power source, the light stays off
until the battery reaches a low battery level.
3
Drive light ■ Blinking: The hard drive or optical drive is being accessed.
■ Amber: HP ProtectSmart Hard Drive Protection has temporarily parked the
hard drive.
4
Consumer infrared lens Receives a signal from the remote control.
5
Audio-in (microphone) jack Connects an optional computer headset microphone, stereo array
microphone, or monaural microphone.
6
Audio-out (headphone) jacks (2) Produce sound when connected to optional powered stereo speakers,
headphones, ear buds, a headset, or television audio.
✎
This table describes factory settings. For information about changing factory settings, refer to the user guides located in
Help and Support.
