HP Compaq Presario,Presario V2600 Maintenance And Service Manual page 98

Removal and Replacement Procedures
5. Spread the retaining tabs 1 on each side of the memory
module socket to release the memory module. (The edge
of the memory module opposite the memory module socket
rises away from the computer.)
6. Slide the module 2 away from the socket at an angle.
✎
Memory modules are designed with a notch 3 to prevent
incorrect installation into the memory module socket.
Removing the Memory Module
Reverse the above procedure to install a memory module.
5–12 Maintenance and Service Guide