2. Remove the bottom cover (see Bottom cover on page 40).
3. Disconnect the battery cable from the system board (see Battery on page 50).
If you are replacing a memory module, remove the existing memory module:
1. Lift the protective shielding to access the memory modules.
2. Spread the two retention clips outward (1) until the memory module tilts up at a 45° angle, and then
remove the module (2). Use the same procedure to remove all memory modules.
IMPORTANT: To prevent damage to the memory module, hold the memory module by the 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.
To install a memory module:
1. Align the notched edge of the module with the tab in the slot (1), and then press the module into the slot
at an angle until it is seated (2).
Memory modules 43