HP Presario CQ45-300 Compaq Presario CQ45 Notebook PC - Maintenance and Servic - Page 22

Front components

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Front components NOTE: Your computer may look slightly different from the illustration in this section. Component (1) Power light (2) Battery light (3) Drive light (4) Consumer infrared lens (select models only) (5) Audio-in (microphone) jack (6) Audio-out (headphone) jack Description ● On: The computer is on. ● Blinking: The computer is in the Sleep state. ● Off: The computer is off or in Hibernation. ● On: A battery is charging. ● Blinking: A battery that is the only available power source has reached a low battery level or a critical battery level. ● 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. ● Blinking: The hard drive or optical drive is being accessed. ● On: HP ProtectSmart Hard Drive Protection has temporarily parked the internal hard drive. Receives a signal from the HP Remote Control (select models only). Connects an optional computer headset microphone, stereo array microphone, or monaural microphone. Produces sound when connected to optional powered stereo speakers, headphones, ear buds, a headset, or television audio. 14 Chapter 2 External component identification

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Front components
NOTE:
Your computer may look slightly different from the illustration in this section.
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 or a critical battery level.
●
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.
●
On: HP ProtectSmart Hard Drive Protection has temporarily
parked the internal hard drive.
(4)
Consumer infrared lens (select models only)
Receives a signal from the HP Remote Control (select models
only).
(5)
Audio-in (microphone) jack
Connects an optional computer headset microphone, stereo array
microphone, or monaural microphone.
(6)
Audio-out (headphone) jack
Produces sound when connected to optional powered stereo
speakers, headphones, ear buds, a headset, or television audio.
14
Chapter 2
External component identification