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MB893
®
Socket LGA775 Pentium 4
®
Intel i915GV Chipset
Server Motherboard
USER’S MANUAL
Version 1.0
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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 MB893 User’s Manual
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Table of Contents Introduction .......................................................1 Checklist..............................................................................1 Product Description.............................................................2 Specifications ......................................................................3 Board Dimensions...............................................................4 Installations ................................................
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The MB893 Server Motherboard iv MB893 User’s Manual
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INTRODUCTION Introduction Checklist ® Your MB893 Pentium 4 motherboard package should include the items listed below: • The MB893 motherboard • This User’s Manual • 1 IDE cable (40 pin 2.54mm) (optional) • 1 IDE cable (44 pin 2.0mm) (optional) • 2 SATA cable (optional) • ID370 front side bridge board (optional) • IP320 backplane bridge board (optional) • 1 CD containing the following: (optional) • Chipset Drivers • Flash Memory Utility
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INSTALLATIONS Product Description ® ® The MB893 LGA 775 Pentium 4 motherboard incorporates the Intel i915GV chipset that can utilize a single LGA775 processor of up to 3.8GHz or higher and supports FSB frequency of 533/800MHz (133MHz, and 200MHz HCLK respectively). ® The i915GV chipset is designed for use with the Pentium 4 processor with 1M Level 2 (CPU integrated) cache. The integrated MCH component provides the CPU interface, DDR interface and Hub Interface. Four DDR memory
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INTRODUCTION Specifications Product Name MB893 ® ® CPU Support Intel Pentium 4 CPU Voltage 0.8375V~1.6V (VRD 10.1) System Speed Up to 3.8GHz+ CPU Operating 533MHz / 800MHz Frequency Green /APM APM1.2 CPU Socket LGA 775 ® Chipset Intel Grantsdale Chipset MCH: i915GV FC-BGA+ ICH6 mBGA FWH BIOS Award BIOS; Supports ACPI Cache 1M Level 2 (CPU integrated) VGA Grantsdale built-in, supports CRT by 2x6 pin header Gigabit LAN Intel 82541 Gigabit controllers with RJ-45 interface x
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INSTALLATIONS Board Dimensions 4 MB893 User’s Manual
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INSTALLATIONS Installations This section provides information on how to use the jumpers and connectors on the MB893 in order to set up a workable system. The topics covered are: Installing the CPU ................................................................................. 6 ATX Power Installation......................................................................... 7 Installing the Memory ........................................................................... 7 Setting t
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INSTALLATIONS Installing the CPU The MB893 motherboard supports an 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. 6 MB893 User’s Manual
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INSTALLATIONS ATX Power Installation The system power is provided to the motherboard with the ATX1 and ATX_12V1 power connectors. ATX1 is a 24-pin power connector and ATX_12V1 is an 8-pin 12V power connector. Note: The power supply 5VSB voltage must be at least 2A. Installing the Memory The MB893 motherboard supports four DDR memory sockets for a maximum total memory of 4GB in DDR memory type. It supports DDR333 when installed with CPUs that have clock speeds of 533MHz. It sup
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INSTALLATIONS Setting the Jumpers Jumpers are used on MB893 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 MB893 and their respective functions. Jumper Locations on MB893.......................................................... 9 JP2: Compact Flash Master/Slave Select...................................... 10 JP3: Clear CMOS
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INSTALLATIONS Jumper Locations on MB893 Jumper Locations on MB893 ...........................................................Page JP2: Compact Flash Master/Slave Select........................................ 10 JP3: Clear CMOS Contents............................................................. 10 JP4: CN7 & CN10 LAN By-pass Function Setting........................ 10 JP5: COM2 (J6) Tx/Rx Signal Setting (Reserved) ......................... 10 JP6: Case Open Connector (Reser
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INSTALLATIONS JP2: Compact Flash Master/Slave Select JP2 Setting Compact Flash Open Slave Closed Master JP3: Clear CMOS Contents JP3 Setting Function Pin 1-2 Normal Short/Closed Pin 2-3 Clear CMOS Short/Closed JP4: CN7 & CN10 LAN By-pass Function Setting [ JP4 Setting Function System will bypass Pin 1-2&3-4 LANs upon the OPEN timeout of watchdog timer Pin 1-2&3-4 System will Short/Closed reboot upon the (Default) timeout of watchdog timer. JP
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INSTALLATIONS JP6: Case Open Connector (Reserved) JP7: IDE1, IDE2 UDMA Cable Detect Setting JP7 Setting Function Pin 1-2 UDMA by cable Short/Closed detect (Default) Pin 2-3 UDMA33 Only Short/Closed MB893 User’s Manual 11
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INSTALLATIONS [ Connectors on MB893 The connectors on MB893 allows you to connect external devices such as keyboard, floppy disk drives, hard disk drives, printers, etc. The following table lists the connectors on MB893 and their respective functions. Connector Locations on MB893.......................................................... 13 ATX1: ATX Power Supply Connector................................................ 14 ATX_12V1: ATX 12V Power Connector .........................
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INSTALLATIONS Connector Locations on MB893 Connector Locations on MB893 ...............................................Page ATX1: ATX Power Supply Connector ............................................... 14 ATX_12V1: ATX 12V Power Connector ........................................... 14 DIMM1,3: Channel A1,B1 DDR Socket............................................. 14 DIMM2,4: Channel A2,B2 DDR Socket............................................. 14 CPU_FAN1/2/3: CPU Fan Po
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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 ATX1 is a 24-pin ATX power supply connector. ATX_12V1: ATX 12V Power Connector This connector supplies the CPU operation voltage Pin # Signal Name 1,2,3,4 Ground 5,6,7,8 +12V DIMM1,
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INSTALLATIONS SYS_FAN1: System Fan Power Connector Pin # Signal Name 1 Ground 2 +12V 3 Rotation detection CN1: Front Side Bridge Board to ID370 Signal Name Pin # Pin # Signal Name PWR-SW 1 2 5VSB Reset-SW 3 4 Ground Speak 5 6 VCC VCC 7 8 VCC Ground 9 10 PULL-UP HDD LED 11 12 PULL-UP By-pass LED 13 14 PULL-UP Ground 15 16 Ground Ground 17 18 Ground GPO0 19 20 GPI0 GPO1 21 22 GPI1 GPO2 23 24 GPI2 GPO3 25 26 GPI3 GPO4 27 28 GPI4 GPO5 29 30 GPI5 GPO6 31 32 GPI6 G
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INSTALLATIONS CN4: Mini PCI Socket Pin # Signal Pin # Signal Pin # Signal Pin # Signal 1 NC 2 NC 63 +3.3V 64 FRAME# CLKRUN# 3 NC 4 NC 65 66 TRDY# 5 NC 6 NC 67 SERR# 68 STOP# 7 NC 8 NC 69 Gnd 70 +3.3V DEVSEL# 9 NC 10 NC 71 PERR# 72 11 NC 12 NC 73 C/BE[1] 74 Gnd 13 NC 14 NC 75 AD[14] 76 AD[15] EX_INTC# 15 GND 16 77 GND 78 AD[13] 17 INTB# 18 +5V 79 AD[12] 80 AD[11] 19 +3.3V 20 INTA# 81 AD[10] 82 GND 21 NC 22 NC 83 GND 84 AD[9] 23 GND 24 +3.3VS 85 AD[8] 86 C/BE[0] 25 CLK 26 RESET#
