Removing And Replacing A 3.5-Inch Hard Drive - HP 402 G1 Hardware Reference Manual

12. Connect the opposite end of the data cable to the SATA2 connector on the system board.
13. Replace the computer access panel.
14. Reconnect the power cord and any external devices, then turn on the computer.
15. Lock any security devices that were disengaged when the access panel was removed.

Removing and replacing a 3.5-inch hard drive

NOTE: Before you remove the old hard drive, be sure to back up the data from the old hard drive so
that you can transfer the data to the new hard drive.
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as optical discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION:
as long as the system is plugged into an active AC outlet. You must disconnect the power cord
to avoid damage to the internal components of the computer.
5. Remove the computer access panel.
6. Remove the slim optical disc drive. For instructions, go to
on page
16 Chapter 2 Hardware upgrades
Regardless of the power-on state, voltage is always present on the system board
11.
Removing a slim optical disc drive