HP HDX 18 Maintenance And Service Manual page 90

Remove the processor:
1. Turn the processor locking screw 1 one-half turn counterclockwise until you hear a click.
2. Lift the processor 2 straight up and remove it.
✎
The gold triangle 3 on the processor must be aligned with the triangle icon 4 embossed on the processor socket
when you install the processor.
Reverse this procedure to install the processor.
Removal and replacement procedures 4–57