Personal Computer User Manual

148 Installing System Components

NOTE: In single processor configurations, a processor must be installed in socket

CPU1. Install the blanks in socket CPU2 only.

Figure 3-14. Removing and Installing a Processor

Installing a Processor

CAUTION: Many repairs may only be done by a certified service technician. You

should only perform troubleshooting and simple repairs as authorized in your

product documentation, or as directed by the online or telephone service and

support team. Damage due to servicing that is not authorized is not covered by

warranty. Read and follow the safety instructions that came with the product.

NOTE: In single processor configurations, a processor must be installed in socket

CPU1.

NOTE: If you are upgrading your processors, prior to upgrading your system,

download and install the latest system BIOS version from dell.com/support. Follow

the instructions included in the file download to install the update on your system.

1 processor alignment mark (triangle) 2 processor

3 processor shield 4 hook-shaped socket-release lever

5 processor socket 6 socket key (4)

7 bent load lever 8 alignment notch