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Removing and Installing Parts: Dell Dimension E520 Service Manual
file:///T|/htdocs/systems/dimE520/en/SM_EN/parts.htm[10/16/2012 1:05:24 PM]
Leave the release lever extended in the release position so that the socket is ready for the new processor.
Installing the Processor
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.
1. Unpack the new processor, being careful not to touch the underside of the processor.
NOTICE: 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.
2. If the release lever on the socket is not fully extended, move it to that position.
3. Orient the front and rear alignment notches on the processor with the front and rear alignment notches on the socket.
4. Align the pin-1 corners of the processor and socket.
1 processor cover 2 securing 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.
5. Set the processor lightly in the socket and ensure that the processor is positioned correctly.
6. When the processor is fully seated in the socket, close the processor cover.
Ensure that the securing tab on the processor cover is positioned underneath the center cover latch on the socket.