HP Compaq NC4010 Maintenance And Service Manual page 106

Removal and Replacement Procedures
After the keyboard is removed, the internal memory expansion
socket is accessible. Follow these steps to remove a memory
module from the internal memory expansion socket:
1. Spread the retaining tabs 1 that secure the memory module
to the socket. The board rises up at a 45-degree angle.
2. Pull the board away from the socket at a 45-degree angle 2.
Removing an Internal Memory Module
Reverse the above procedure to install the internal memory
module.
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