Dell OptiPlex 960 (Late 2008) - Manual (Page 66)

Installing the Processor
1. FPerform the procedure Before Working on Your Computer .
2. Unpack the new processor, being careful not to touch the underside of the processor.
3. If the release lever on the socket is not fully extended, move it to that position.
4. Orient the front and rear alignment-notches on the processor with the front and rear alignment-notches on the socket.
5. Align the pin-1 corners of the processor and socket.
6. Set the processor lightly in the socket and ensure that the processor is positioned correctly.
7. When the processor is fully seated in the socket, close the processor cover.
Ensure that the tab on the processor cover is positioned underneath the center cover latch on the socket.
8. Pivot the socket release lever back toward the socket, and snap it into place to secure the processor.
9. Replace the heatsink assembly (see Replacing the Heatsink Assembly ).
10. Perform the procedure After Working on Your Computer .
Remove the Fan Assembly
1. Perform the procedure Before Working on Your Computer .
2. Remove the heatsink assembly (see Removing the Heatsink Assembly ).
NOTICE: Ground yourself by touching an unpainted metal surface on the back of the computer.
NOTICE: When replacing the processor, do not touch any of the pins inside the socket or allow any objects to fall on the pins in the socket.
NOTE: You must position the processor correctly in the socket to avoid permanent damage to the processor and the computer when you turn on
the computer.
1 processor cover 2 tab
3 processor 4 processor socket
5 center cover latch 6 release lever
7 front alignment-notch 8 socket and processor pin-1 indicator
9 rear alignment-notch
NOTICE: To avoid damage, ensure that the processor aligns properly with the socket, and do not use excessive force when you install the
processor.