Chapter 4. Installing Options 29• Fill each system memory connector sequentially, starting at DIMM 1• Use 3.3 V, synchronous, 168-pin, unbuffered, 133 MHz, nonparity, synchronousdynamic random access memory (SDRAM)• Use 32 MB, 64 MB, 128 MB, or 256 MB DIMMs in any combination• DIMM heights of 38.1 mm (1.5 inches)To install a DIMM:1. Remove the cover. See “Removing the cover - small desktop model” on page 26.2. To locate the DIMM connectors. See “Identifying parts on the system board -small desktop model” on page 27.3. Open the retaining clips.4. Make sure the notches in the DIMM align with the tabs on the connector. Push orinsert the DIMM straight down into the connector until the retaining clips close.Installing adapters - small desktop modelThis section provides information and instructions for installing and removingadapters. Your computer has three expansion slots for low profile peripheralcomponent interconnect (PCI) adapters.Notches• To work with another option, go to the appropriate section.• To complete the installation, go to “Replacing the cover and connecting thecables - small desktop model” on page 33.What to do next:
