HP ProBook 4445s Getting Started Manual page 44

To add or replace a memory module:
CAUTION:
Shut down the computer before adding or replacing memory modules. Do not remove a memory
module while the computer is on, in the Sleep state, or in Hibernation.
If you are not sure whether the computer is off or in Hibernation, turn the computer on by pressing the
power button. Then shut down the computer through the operating system.
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
5. Remove the security screw, if using (see
6. Remove the service door (see
7. If you are replacing a memory module, remove the existing memory module:
a. Pull away the retention clips (1) on each side of the memory module.
The memory module tilts up.
b. Grasp the edge of the memory module (2), and then gently pull the memory module out of
the memory module slot.
CAUTION:
edges only. Do not touch the components on the memory module.
To protect a memory module after removal, place it in an electrostatic-safe container.
36 Chapter 5 Maintenance
To prevent information loss or an unresponsive system:
(seeInserting or removing the battery on page
Removing or replacing the service door on page
To prevent damage to the memory module, hold the memory module by the
Using the optional security screw on page
29).
30).
31).