Maintenance and Service Guide

1. Prepare the computer for disassembly (Preparation for disassembly on page 29).
2. Remove the bottom cover (Bottom cover on page 29).
3. Disconnect the battery cable from the system board (see Battery on page 37).
If you are replacing a memory module, remove the existing memory module:
▲ 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).
Component replacement procedures 31