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User’s Manual
2801550
LGA775 Pentium 4 Intel 865G
Industrial Motherboard
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Acknowledgments Award is a registered trademark of Award Software International, Inc. PS/2 is a trademark of International Business Machines Corporation. Intel and Pentium 4 are registered trademarks of Intel Corporation. Microsoft Windows is a registered trademark of Microsoft Corporation. Winbond is a registered trademark of Winbond Electronics Corporation. All other product names or trademarks are properties of their respective owners. ii 2801550 User’s Manual
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Table of Contents Introduction .......................................................1 Produ Description.............................................................1 Checklist..............................................................................2 Specifications......................................................................3 Boar d Di mens ions ......... .......... ......... .......... ......... .......... ...... 4 Installations ...................................................
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INTRODUCTION Introduction Product Description The world's first Pentium 4 LGA775 industrial motherboard based on the Intel® 865G chipset, 2801550, supports processor FSB of 533/800MHz for processor speeds of up to 3.8GHz. With two DDR memory socket on board, the motherboard accommodates a maximum memory capacity of 2GB. Integrated chipset-graphics features CRT VGA support with up to 64MB shared memory, while Ethernet functionality is provided by an Intel® 10/100Mb and an optional Gigabit Ethern
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INTRODUCTION Checklist Your 2801550 package should include the items listed below. The 2801550 Industrial motherboard This User’s Manual 1 IDE Ribbon Cable 1 Bracket for 1 Serial Port 1 Bracket for 2 Serial Ports 1 SATA Cable I/O Shield Plate 1 CD containing the following: Chipset Drivers Flash Memory Utility 2 2801550 User’s Manual
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INTRODUCTION Specifications Form Factor ATX CPU Type LGA 775 (Intel® Pentium® 4 / Celeron D) System Speed 2.53GHz~3.8GHz CPU Operating 533MHz / 800MHz Frequency Green /APM APM1.2 CPU Socket LGA775 Chipset Intel® 865G / 865GV Chipset GMCH: 82865G 932-pin FC-BGA ICH5: 82801EB 460-pin MBGA FWH BIOS Award BIOS; Support ACPI function Cache 256K/1MB/2MB Level 2 cache VGA 82865G built-in, support CRT AGP port AGP 8X interface st LAN Intel 82551QM 10/100Mb Ethernet nd LAN Intel 82547GI (CSA port) 1 Giga
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INTRODUCTION Board Dimensions 4 2801550 User’s Manual
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INSTALLATIONS Installations This section provides information on how to use the jumpers and connectors on the 2801550 in order to set up a workable system. The topics covered are: Installing the CPU ........................................................................ 6 ATX Power Installation ............................................................... 6 Installing the Memory .................................................................. 7 Setting the Jumpers ..........................
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INSTALLATIONS Installing the CPU The 2801550 motherboard supports a LGA 775 processor socket for Intel® Pentium® 4 processors. The LGA 775 processor socket comes with a lever to secure the processor. Refer to the pictures below, from left to right, on how to place the processor into the CPU socket. Please note that the cover of the LGA775 socket must always be installed during transport to avoid damage to the socket. ATX Power Installation Power is provided to the 2801550 motherboard with the AT
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INSTALLATIONS Installing the Memory The 2801550 motherboard supports two DDR memory sockets for a maximum total memory of 2GB in DDR memory type. The memory module capacities supported are 64MB, 128MB, 256MB, 512MB and 1GB. The following table lists the supported DDR DIMM configurations. Intel 865G supports configurations defined in the JEDEC DDR DIMM specification only (A,B,C). Non-JEDEC standard DIMMs such as double-sided x16 DDR SDRAM DIMMs are not supported. Supported DDR DIMM Configurations
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INSTALLATIONS Setting the Jumpers Jumpers are used on 2801550 to select various settings and features according to your needs and applications. Contact your supplier if you have doubts about the best configuration for your needs. The following lists the connectors on 2801550 and their respective functions. Ju mper Loca tions on 2801 550 .......................................................... 9 Configuring the CPU Frequency .................................................. 10 JP1, JP2, JP3: R
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INSTALLATIONS Jumper Locations on 2801550 Jumpers on 2801550 ...................................................................Page JP1, JP2, JP3: RS232/422/485 (COM2) Selection ....................... 10 JP4: Clear CMOS Contents .......................................................... 10 JP5: 10/100Mb LAN Enable/Disable ........................................... 10 2801550 User’s Manual 9
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INSTALLATIONS Configuring the CPU Frequency The 2801550 motherboard does not provide DIP switches to configure the processor speed (CPU frequency). The CPU frequency and processor side bus of the processor can be automatically detected by the motherboard. JP1, JP2, JP3: RS232/422/485 (COM2) Selection COM1 is fixed for RS-232 use only. COM2 is selectable for RS232, RS-422 and RS-485. COM3 and COM4 are fixed for RS-232 use only. The following table describes the jumper settings for COM2 selection.
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INSTALLATIONS JP5: 10/100Mb LAN Enable/Disable If your motherboard comes with the Gigabit LAN functionality, you can use this jumper to enable or disable it. JP5 Setting Function Pin 1-2 Enable Short/Closed Pin 2-3 Disable Short/Closed 2801550 User’s Manual 11
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INSTALLATIONS Connectors on 2801550 The connectors on 2801550 allows you to connect external devices such as keyboard, floppy disk drives, hard disk drives, printers, etc. The following table lists the connectors on 2801550 and their respective functions. Conn ecto r Locati ons on 280 1550............................................. ...... 13 ATX1: ATX Power Supply Connector......................................... 14 FDD1: Floppy Drive Connector ................................................
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INSTALLATIONS Connector Locations on 2801550 Co n nectors on 280 155 0 .......... .......... .......... .......... .......... .......... .......... .......... .......... ........ . Page ATX1: ATX Power Supply Connector........................................................................................ 14 FDD1: Floppy Drive Connector .................................................................................................. 14 IDE1, IDE2: EIDE Connectors................................
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INSTALLATIONS ATX1: ATX Power Supply Connector Signal Name Pin # Pin # Signal Name 3.3V 13 1 3.3V -12V 14 2 3.3V Ground 15 3 Ground PS-ON 16 4 +5V Ground 17 5 Ground Ground 18 6 +5V Ground 19 7 Ground -5V 20 8 Power good +5V 21 9 5VSB +5V 22 10 +12V +5V 23 11 +12V Ground 24 12 +3.3V FDD1: Floppy Drive Connector FDD1is a slim 26-pin connector and will support up to 1.44MB FDD. Signal Name Pin # Pin # Signal Name VCC 1 2 INDEX VCC 3 4 DRV_SEL VCC 5 6 DSK_CH NC 7 8 NC NC 9 10 MOTOR NC 11 12 DIR NC
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INSTALLATIONS IDE1, IDE2: EIDE Connectors IDE1: Primary IDE Connector Signal Name Reset ID E 1 2 Grou nd Host data 7 3 4 Host data 8 Host data 6 5 6 Host data 9 Host data 5 7 8 Host data 10 Host data 4 9 10 Host data 11 Host data 3 11 12 Host data 12 Host data 2 13 14 Host data 13 Host data 1 15 16 Host data 14 Host data 0 17 18 Host data 15 Ground 19 20 Protect pin DRQ0 21 22 Ground Hos t IO W 23 24 Grou nd Hos t IOR 25 26 Grou nd IOCH R DY 27 28 Host ALE IDE1 DA CK0 29 30 Grou nd IRQ1 4 31
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INSTALLATIONS FAN1: CPU Fan Power Connector Signal Name 1 Ground 2 +12V 3 Rotation detection 4 NC FAN2: Chassis Fan Power Connector FAN2 is a 3-pin header for the chassis fan. The fan must be a 12V fan. Signal Name 1 Ground 2 +12V 3 Rotation detection FAN3: System Fan Power Connector FAN3 is a 3-pin header for a 12V fan. Signal Name 1 Ground 2 +12V 3 Rotation detection CN1: PS/2 Keyboard and PS/2 Mouse Connectors PS/2 Mouse PS/2 Keyboard Below are the pin-out assignments of the connectors. Signa
