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ManualHP Compaq nc4400 Notebook PC Maintenance Service Guide
All HP C4400 documents by type
Installation Guide 1
Mounting, wiring and first power-up. Read it before the hardware goes in.
Other documents 1
Questions answered in these manuals
When should I connect the USB cable?
Do not connect the USB cable until prompted in step 11 of the setup process.
What should I do if the Windows device setup fails?
Unplug the device, plug it back in, check all connections, and ensure the USB cable is connected directly to the computer, not to a keyboard or unpowered hub.