Specifications

Installing a CPU
NOTE: HP recommends that you do not swap processors (CPUs) from one system board to another.
To install a CPU:
1. Disconnect power from the computer (see
Predisassembly procedures on page 70).
2. Remove the side access panel (see
Removing the side access panel on page 73).
3. Remove the CPU heatsink (see
Removing the CPU heatsink on page 107).
4. Remove the CPU (see
Removing a CPU on page 110).
5. Using extreme care, fully raise the CPU socket lever and cover.
CAUTION: The CPU socket contacts are delicate. To avoid bending the contacts, use extreme
care when installing the CPU in the socket.
6. Align the notches in the CPU base with the tabs on the socket as shown in the figure below.
Seat the CPU into the socket. Ensure that the underside of the CPU is level with the top of the CPU
socket.
Figure 5-43 Seating the CPU
7. Close the CPU cover plate by lightly pressing down on the CPU cover plate while closing the socket
lever.
8. Replace the CPU heatsink (see
Installing the CPU heatsink on page 108), and then close the side
access cover.
ENWW Removing and installing components 111