Acer ConceptD 900 User Manual page 18

14 - UPGRADING YOUR COMPUTER
4. Press outward the holding clips on both sides of the
DIMM slot outward to release the memory module (1).
5. Gently pull the memory module upward to remove it from
the DIMM slot (2).
1
6. Repeat steps 5~6 to remove the other memory modules.
2
1