Dell OptiPlex 9010 (Mid 2012) - Manual (Page 18)

4. Lift the memory modules out of the connectors on the system board.
Installing the Memory
1. Insert the memory modules into the connectors on the system board.
2. Press down on the memory modules until the retention clips spring back to secure them in place.
3. Install the:
a. drive cage
b. front bezel
c. cover
4. Follow the procedures in After Working Inside Your Computer .
Removing the Coin-Cell Battery
1. Follow the procedures in Before Working Inside Your Computer .
2. Remove the:
a. cover
b. front bezel
3. Press the release latch away from the battery to allow it to pop up from the socket and then lift the coin-cell battery
out of the computer.
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