Compaq Presario CQ20-300 Compaq Presario CQ20 Notebook PC - Maintenance and Se - Page 16
Front components, Left-side components, Component, Description, Function
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External component identification Front components Item Component 1 Drive light 2 Audio-in (microphone) jack 3 Audio-out (headphone) jack Left-side components Description ■ Blinking green: The hard drive or optical drive is being accessed. ■ Amber: (select models only) HP 3D DriveGaurd has temporarily parked the hard drive. 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. Item Component 1 Battery light 2 Power connector 3 RJ-45 (network) jack 4 RJ-11 (modem) jack 5 USB port 6 Optical drive Function ■ Amber: A battery is charging. ■ Turquoise: A battery is close to full charge capacity. ■ Blinking amber: 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. Connects an AC adapter. Connects a network cable. Connects a modem cable. Connects an optional USB device. Reads optical discs and, on select models, also writes to optical discs. 2-6 Maintenance and Service Guide