HP Compaq nx5000 series Maintenance And Service Manual page 142

Removal and Replacement Procedures
2. Use a flat-bladed screwdriver to turn the processor lock
screw 1 one-quarter turn counterclockwise to release the
processor from the socket.
3. Lift the processor 2 straight up to remove it.
✎
Note that the gold triangle 3 on the processor should be
aligned in the lower right corner when you install the
processor.
Removing the Processor
Reverse the above procedure to install the processor.
5–34 Maintenance and Service Guide