Maintenance and Service Guide

Memory module
Table 6-3 Memory module descriptions and part numbers
Description Spare part number
Memory module, 8 GB 862398-855
Memory module, 4 GB 862397-855
Before removing the memory modules, follow these steps:
1. Prepare the computer for disassembly (Preparation for disassembly on page 32).
2. Remove the optical drive (see Optical drive on page 33).
3. Remove the bottom cover (see Bottom cover on page 37).
4. Remove the battery (see Battery on page 40).
Remove the memory modules:
1. Spread the two retention clips outward (1) until the memory module tilts up at a 45-degree angle.
2. Grasp the edge of the memory module (2), and then gently pull the module out of the slot. Use the same
procedure to remove both memory modules.
CAUTION: 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.
Install the 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. Do not bend the memory module.
1. Align the notched edge of the memory module with the tab in the memory module slot (1).
2. Press the module into the slot until seated (2).
42 Chapter 6 Removal and replacement procedures for authorized service provider parts