Dell Precision 490 Desktop User Manual

Installing the Processor

1. Follow the procedures in Before You Begin.

2. Remove the computer cover (see Removing the Computer Cover).

3. Rotate the hard-drive carrier out of the computer (see Rotating the Hard-Drive Carrier Out of the Computer).

4. Rotate the processor access door to its open position.

5. If you are replacing a processor, remove the processor (see Removing the Processor).

6. Unpack the new processor, being careful not to touch the underside of the processor.

7. Open the processor cover by sliding the release lever from under the center cover latch on the socket. Ensure that the release lever is fully extended.

8. Orient the front and rear alignment notches on the processor with the front and rear alignment notches on the socket.

9. Align the pin-1 corners of the processor and socket.
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.
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.
1
processor cover
2
processor
3
socket
4
release lever

Dell Precision 490 Desktop Specifications

General

Brand	Dell
Model	Precision 490 Desktop
Category	Desktop
Language	English