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2–6 Maintenance and Service Guide
External component identification
Front components
8
Battery light (beside power connector) ■ 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 turns 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.
9
Drive light
■ Blinking: The hard drive or optical drive is being accessed.
■ Amber: HP ProtectSmart Hard Drive Protection has
temporarily parked the hard drive.
*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 user guides located in
Help and Support.