HP Pavilion dv4-2100 HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 17

Front components

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External component identification Front components Item Component 1 Power light 2 Battery light 3 Drive light 4 Consumer infrared lens 5 Audio-in (microphone) jack 6 Audio-out (headphone) jacks (2) Description On-The computer is on. Flashing-The computer is in Sleep. Off-The computer is off or in Hibernation. On-The battery is charging. Flashing-The battery reaches a low battery level or a critical battery level. Off-If the computer is connected to an external power source, the light is off when all batteries in the computer are fully charged. If the computer is not connected to an external power source, the light is off until the battery reaches a low battery level. Flashing-The hard drive or the optical drive is being accessed. On-The HP ProtectSmart Hard Drive Protection has temporarily parked the internal hard drive, and if present, the hard drive in the SmartBay. Receives a signal from the HP Remote Control. Connects an optional computer headset microphone, stereo array microphone, or monaural microphone. Produces sound when connected to optional powered stereo speakers, headphones, ear buds, headsets, or television audio. 2-6 Maintenance and Service Guide

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2–6
Maintenance and Service Guide
External component identification
Front components
Item
Component
Description
1
Power light
On
—
The computer is on.
Flashing
—
The computer is in Sleep.
Off
—
The computer is off or in Hibernation.
2
Battery light
On
—
The battery is charging.
Flashing
—
The battery reaches a low battery level or a critical battery level.
Off
—
If the computer is connected to an external power source, the light is off
when all batteries in the computer are fully charged. If the computer is not
connected to an external power source, the light is off until the battery
reaches a low battery level.
3
Drive light
Flashing
—
The hard drive or the optical drive is being accessed.
On
—
The HP ProtectSmart Hard Drive Protection has temporarily parked the
internal hard drive, and if present, the hard drive in the SmartBay.
4
Consumer infrared lens
Receives a signal from the HP 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)
Produces sound when connected to optional powered stereo speakers,
headphones, ear buds, headsets, or television audio.