Preface

Preface

About This Manual

This manual is written for system integrators, PC technicians and knowledgeable PC users. It provides information for the installation and use of

the X7DCL-3/X7DCL-i motherboard. The X7DCL-3/X7DCL-i supports dual Intel Xeon Quad Core/Dual Core 5400/5300/5200/5100 Series processors (w/771 LGA) with a front side bus speed of up to 1.333 GHz. With dual 64-bit Xeon Quad Core/Dual Core 5400/5300/5200/5100 Series processors built-in, the X7DCL-3/X7DCL-i offers substantial functionality enhancements to the motherboards based on the Intel Core microarchitecture while remaining compatible with the IA-32 software. The features supported by this motherboard include Intel Virtualization Technology, Enhanced Intel SpeedStep technology, Extended Memory 64 Technology (EM64T) and Native DDR 2 DIMM modules. These features allow the motherboard to operate at much higher speeds with lower power consumption in much safer thermal environments than the traditional motherboards. The X7DCL-3/X7DCL-i is ideal for complex business applications and servers. Please refer to the motherboard specifications pages on our web site (http://www.supermicro.com/products/motherboard/) for updates. This product is intended to be installed and serviced by professional technicians.

Manual Organization

Chapter 1 describes the features, specifications and performance of the mainboard and provides detailed information about the chipset.

Chapter 2 provides hardware installation instructions. Read this chapter when installing the processor, memory modules and other hardware components into the system. If you encounter any problems, see Chapter 3, which describes trouble- shooting procedures for video, memory and system setup stored in the CMOS.

Chapter 4 includes an introduction to the BIOS, and provides detailed information on running the CMOS Setup utility.

Appendix A lists BIOS POST Error Codes. Appendix B and Appendix C provide the Windows OS and other Software Installation Instructions.

Conventions Used in the Manual:

Special attention should be given to the following symbols for proper installation and to prevent damage done to the components or injury to yourself.

Danger/Caution: Instructions to be strictly followed to prevent catastrophic system failure or to avoid bodily injury.

Warning: Important information given to ensure proper system installation or to prevent damage to the components.

Note: Additional Information given to ensure correct system setup.

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SUPER MICRO Computer X7DCL-3, X7DCL-i user manual About This Manual, Manual Organization, Conventions Used in the Manual