Upgrading The Hard Drive; Adding A Second Battery Pack - Compaq Evo N410c Hardware Manual

Upgrading the Hard Drive

Depending on your model, the primary hard drive can be
upgraded to a larger capacity. Contact your authorized Compaq
dealer for optional hard drives available for your notebook. See
Chapter 5, "Drives," for instructions on removing and installing a
hard drive.

Adding a Second Battery Pack

A second battery can be used as a spare or, on some model
configurations, to provide additional battery power to the primary
battery pack.
Consult an authorized Compaq dealer for information on
additional or replacement battery packs for your notebook. See
Chapter 4, "Battery Packs," in this guide or the documentation
included with the battery pack accessory for information on
installations.
Hardware Guide
Notebook Upgrades and Add-ons
8–17