HP Compaq Presario,Presario B1201 Maintenance And Service Manual page 88

Fan (see
i.
Heat sink (see
j.
Remove the processor:
Use a flat-bladed screwdriver to turn the processor locking screw (1) one-half turn counterclockwise
1.
until you hear a click.
Lift the processor (2) straight up and remove it.
2.
NOTE:
the triangle (4) embossed on the processor slot.
Reverse this procedure to install the processor.
80 Chapter 4 Removal and replacement procedures
Fan on page 75)
Heat sink on page
When you install the processor, the gold triangle (3) on the processor must be aligned with
77)