Upgrading and Servicing Guide

14 647642-001 — Removing and Replacing a Hard Disk Drive
14 Press the power button to turn on the computer.
R
NOTE: If your hard disk drive was shipped without an
operating system installed, you will need to reinstall it using
the system recovery discs.
To install the operating system, refer to the instructions
included with your system recovery discs, or available from
the HP support site (www.hp.com/support).
After the operating system has been installed, you will
need to reinstall any applications and restore any data you
backed up.