User's Manual

Table Of Contents
2. With the service bay towards you, replace the 3 captive screws at the center of the unit and the
2 screws at the edge of the unit (3). Replace the rubber covers for the 2 edge screws. Then
replace the 2 screws in the middle of the service door (4).
NOTE: If you want to use the optional screw, it is stored inside the service door.
3. Insert the battery (see Inserting a battery on page 46).
Replacing or upgrading the hard drive
CAUTION: To prevent information loss or an unresponsive system:
Shut down the computer before removing the hard drive from the hard drive bay. Do not remove the
hard drive while the computer is on, in the Sleep state, or in Hibernation.
If you are not sure whether the computer is off, turn the computer on by pressing the power button.
Then shut down the computer through the operating system.
Removing the hard drive
To remove a hard drive:
1. Save your work and shut down the computer.
2. Disconnect AC power and external devices connected to the computer.
3. Turn the computer upside down on a flat surface.
4. Remove the battery and the battery bay cover(see
Removing a battery on page 46).
ENWW Using hard drives 57