Lenovo ThinkCentre M90a User Manual page 82

Figure 61. M90a memory module slots
1. Remove the computer stand. See "Computer stand" on page 48.
2. Remove the rear cover. See "Rear cover" on page 52.
3. Remove the optical drive. See "Optical drive" on page 53.
4. Remove the optical drive holder. See "Optical drive holder" on page 56.
5. Remove the system board shield. See "System board shield" on page 58.
6. Remove the VESA mount bracket cover. See "VESA mount bracket cover" on page 61.
7. Remove the VESA mount bracket. See "VESA mount bracket" on page 63.
8. Depending on your computer model, refer to one of the following to replace a memory module.
• M70a
76
M70a and M90a User Guide