HP Compaq nc6220 Maintenance And Service Manual page 134

Removal and Replacement Procedures
3. Spread the retaining tabs 1 on each side of the memory
module socket to release the memory module. (The side of
the memory module opposite the socket rises away from the
computer.)
4. Slide the memory module 2 away from the socket at an
angle.
5. Remove the memory module.
✎
Memory modules are designed with a notch 3 to prevent
incorrect installation into the memory module socket.
Removing the Internal Memory Module
Reverse the above procedure to install a memory module.
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