HP Compaq nc6400 Maintenance And Service Manual page 9

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External 90- and 65-watt AC adapters with 3-wire power
cord, varying by computer model
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8-cell and 4-cell Li-Ion batteries
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Stereo speakers
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Volume up, volume mute, and volume down buttons
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Support for the following optical drives:
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Connectors:
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Maintenance and Service Guide
DVD±RW and CD-RW Double-Layer Combo Drive
DVD±RW and CD-RW Combo Drive
DVD-ROM drive
Accessory battery
Audio-in (microphone)
Audio-out (headphone)
Digital Media Slot
Docking connector
External monitor
IEEE 1394
RJ-11 (modem)
RJ-45 (network)
S-Video-out
SmartPower
Three Universal Serial Bus (USB) v. 2.0
Product Description
1–3