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MI940
LGA775 Core ™ 2 Duo
®
Intel 945GC Chipset
Mini-ITX 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 is a trademark or registered trademark 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.
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Table of Contents Introduction ....................................................... 1 Checklist .............................................................................. 1 Product Description ............................................................. 2 Specifications ...................................................................... 3 Board Dimensions ............................................................... 4 Installations ........................................
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This page is intentionally left blank. iv MI940 User’s Manual
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INTRODUCTION Introduction Checklist Your MI940 Core 2 Duo motherboard package should include the items listed below: • The MI940 motherboard • This User’s manual • 1 x I/O shield • 1 x IDE cable • 1 x SATA cable • 1 CD containing the following: • Chipset Drivers • Flash Memory Utility MI940 User’s Manual 1
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INSTALLATIONS Product Description The MI940 Mini-ITX motherboard is designed for LGA775 processors such as the Intel ® Core ™2 Duo, and Pentium D / Pentium 4 processors with up to 800MHz FSB. It is based on the Intel’s 945GC Express chipset and it comes with two DDR2 memory slots and 2GB memory capacity for faster system responsiveness. MI940 comes with the Intel ® 945GC integrated graphics and Chrontel CH7307 to support for CRT and DVI display interface. LAN functionality is su
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INTRODUCTION Specifications Form Factor Mini ITX (for performance desktop market) Socket LGA775, Supports the Intel Core 2 Duo and Intel Pentium D Processor processors. FSB 533/800 MHz Chipset Intel 945GC Chipset: • Intel 945GC Graphic Memory Controller Hub (GMCH) • Intel ICH7 I/O Controller Hub BIOS • Award BIOS: footprint from SPI, supports ACPI, SMBIOS Memory • 2 x 240-pin DDRII 400/533/667 DIMM sockets, support dual channels, • Supports max. 2 GB system memory VGA In
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INSTALLATIONS Board Dimensions 4 MI940 User’s Manual
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INSTALLATIONS Installations This section provides information on how to use the jumpers and connectors on the MI940 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
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INSTALLATIONS Installing the CPU The MI940 motherboard supports an LGA 775 processor socket for Intel® Core 2 Duo 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 The system power is provided to th
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INSTALLATIONS Installing the Memory The MI940 motherboard supports four DDR2 memory sockets for a maximum total memory of 2GB in DDR memory type. It supports DDR2 400/533/667MHz. Basically, the system memory interface has the following features: Supports two 64-bit wide DDR data channels Available bandwidth up to 5.3GB/s (DDR2 667) for single channel mode and 10.6GB/s (DDR2 667) for dual channel mode. Supports 256Mb, 512Mb, 1Gb DDR2 technologies. Supports only x8, x16, DDR2 dev
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INSTALLATIONS Setting the Jumpers Jumpers are used on the motherboard are used 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 and their respective functions. Jumper Locations on MI940 .................................................................. 9 JP5: Clear CMOS Contents .....................................................
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INSTALLATIONS Jumper Locations on MI940 Jumper Locations on MI940 ...................................................... Page JP1, JP2, JP3: RS232/422/485 (COM2) Selection ....................... 10 JP5: Clear CMOS Contents .......................................................... 10 MI940 User’s Manual 9
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INSTALLATIONS 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. ID394: COM3 and COM4 are fixed for RS-232 use only. The following table describes the jumper settings for COM2 selection. COM2 RS-232 RS-422 RS-485 Function JP3: JP3: JP3: 1-2 3-4 5-6 Jumper Setting JP1: JP1: JP1: (pin closed) 3-5 & 4-6 1-3 & 2-4 1-3 & 2-4 JP2: JP2: JP2: 3-5 & 4-6 1-3 & 2-4 1-3 & 2-4 JP5: Clear CMOS Cont
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INSTALLATIONS Connectors on MI940 The connectors on MI940 allow you to connect external devices such as keyboard, floppy disk drives, hard disk drives, printers, etc. The following table lists the connectors on MI940 and their respective functions. Connector Locations on MI940 ....................................................................... 12 ATX2: 24-pin ATX Power Connector ............................................................. 13 ATX1: ATX 12V Power Connector .....
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INSTALLATIONS Connector Locations on MI940 ATX2: 24-pin ATX Power Connector ................................................................................................... 13 ATX1: ATX 12V Power Connector ....................................................................................................... 13 CPU_FAN1: CPU Fan Power Connector .............................................................................................. 13 SYSFAN1, 2: System Fan Power Conne
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INSTALLATIONS ATX2: 24-pin ATX Power 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: ATX 12V Power Connector This connector supplies the CPU operation voltage Pin # Signal Name 1 Ground 2 Ground 3 +12V 4 +12V CPU_FAN1: CPU Fan Power Connector Pin # Signal Name
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INSTALLATIONS CN3: PS/2 Keyboard and PS/2 Mouse Connectors Keyboard Signal Pin # Mouse Signal Keyboard data 1 Mouse data N.C. 2 N.C. GND 3 GND 5V 4 5V Mouse (top) Keyboard clock 5 Mouse clock Keyboard (bottom) N.C. 6 N.C. CN1, J1: COM1/2 Serial Ports CN1 (COM1) is a DB-9 connector, while J1 is a COM pin-header connector. Signal Name Pin # Pin # Signal Name DCD, Data carrier detect 1 6 DSR, Data set ready RXD, Receive data 2 7
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INSTALLATIONS CN4: VGA & DVI-D Connector Signal Name Pin # Pin # Signal Name Red 1 2 Green Blue 3 4 N.C. GND 5 6 GND GND 7 8 GND VCC 9 10 GND N.C. 11 12 DDCDATA HSYNC 13 14 VSYNC DDCCLK 15 Signal Name Pin # Pin # Signal Name DATA2- 1 2 DATA2+ GND 3 4 N.C. N.C. 5 6 DDCCLK DDCDATA 7 8 N.C. DATA1- 9 10 DATA1+ GND 11 12 N.C. N.C. 13 14 VCC GND 15 16 Hot Plug Detect DATA0- 17 18 DATA0+ GND 19 20 N.C. N.C. 21 22 GND CLK+ 23 24 CLK- CN2: USB2/3 Connector CN5:
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INSTALLATIONS CN6: Intel 82574L PCI-express Gigabit LAN and USB0/1 Connector CN7, CN8, CN9, CN10: SATA HDD Connectors Pin # Signal Name 1 Ground 2 TX+ 3 TX- 4 Ground 5 RX- 6 RX+ 7 Ground IDE1: Primary IDE Connectors Signal Name Pin # Pin # Signal Name Reset IDE 1 2 Ground 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 dat
