Reference Guide

1-10 Dell PowerEdge Systems — Microprocessor Upgrade Guide
3. Install the replacement SEC cartridge and heat sink assembly as follows:
a. Remove the terminator card or old SEC cartridge from the guide bracket
assembly.
b. Slide the SEC cartridge into the guide bracket assembly, and firmly seat the
assembly until the tabs on the guide bracket assembly snap into place over
the ends of the heat sink (see Figure 1-3).
Figure 1-3. Installing an SEC Cartridge and Heat Sink Assembly
4. Reassemble and check the system.
See “Reassembling and Checking the System,” found later in this document.
Installing Upgrade Microprocessors in the
PowerEdge 4300
To upgrade to Pentium II or Pentium III microprocessors in the PowerEdge 4300, per-
form the following steps.
NOTES: If you are installing a 600-MHz (or greater) microprocessor in your
PowerEdge 4300, the system board mounting tray must be replaced. A replacement
mounting tray is provided with the upgrade kit.
thumbscrew
retention pins (2)
threaded stud