Side(s): SS - Single-SidedDS - Double-SidedDIMM Support:

A - supports one module inserted in any slot as Single-channel memory configuration.

B - supports on pair of modules inserted into either the yellow slots or the black slots as one pair of Dual‑channel memory configuration.

C - supports 4 modules inserted into both the yellow and black slots as two pairs of Dual-channel memory configuration.

Visit the ASUS website (www.asus.com) for the latest Qualified Vendors List.

1.7.3 I nstalli ng a DI MM

Follow these steps to install a DIMM.1.Unlock a DIMM socket by pressing the retaining clips outward.

2.Align a DIMM on the socket such that the notch on the DIMM matches the break on the socket.

3.Firmly insert the DIMM into the socket until the retaining clips snap back in place and the DIMM is properly seated.

DDR DI MM

Unl ocked

A DDR2 DIMM is keyed with a notch so that it fits in only one direction. DO NOT force a DIMM into a socket to avoid damaging the DIMM.

1.8Expansion slots

To install and configure an expansion card:

1.Install an expansion card following the instructions that came with the chassis.

2.Turn on the system and change the necessary BIOS settings, if any, See Chapter 2 for BIOS information.

3.Assign an IRQ to the card. Refer to the tables next page.

4.Install the drivers and/or software applications for the expansion card according to the card documentation.

1-16

Chapter 1: Product introduction