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IBASE Technology MI941 User Manual
Summary of MI941
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Mi941 lga775 core ™ 2 duo intel ® g41 chipset mini-itx motherboard user’s manual version 1.0
Page 2: Acknowledgments
Acknowledgments ami is a registered trademark of american megatrends, 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 registe...
Page 3: Introduction
Mi941 user’s manual iii table of contents introduction ....................................................... 1 checklist .............................................................................. 1 product description ............................................................. 2 specificatio...
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Page 5: Introduction
Introduction mi941 user’s manual 1 introduction checklist your mi941 core 2 duo motherboard package should include the items listed below: • the mi941 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 ...
Page 6: Product Description
Installations 2 mi941 user’s manual product description the mi941 mini-itx motherboard is designed for either the intel ® core ™ 2 duo or core ™ 2 quad processors of up to 1333mhz fsb. It is based on the intel g41 express chipset and it comes with two dual-channel ddr3 memory slots and 8gb memory ca...
Page 7: Specifications
Introduction mi941 user’s manual 3 specifications form factor mini itx processor supports intel ® core tm 2 quad /core tm 2 duo/ celeron ® processor lga775 socket fsb 800/1066/1333 mhz chipset intel ® g41 chipset consisting of: intel ® 82g41 graphic memory controller hub (gmch) (25w) intel ® 82801gb...
Page 8: Board Dimensions
Installations 4 mi941 user’s manual board dimensions.
Page 9: Installations
Installations mi941 user’s manual 5 installations this section provides information on how to use the jumpers and connectors on the mi941 in order to set up a workable system. The topics covered are: installing the cpu ....................................................................................
Page 10: Installing The Cpu
Installations 6 mi941 user’s manual installing the cpu the mi941 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 ...
Page 11: Installing The Memory
Installations mi941 user’s manual 7 installing the memory the mi941 motherboard supports two ddr3 memory sockets for a maximum total memory of 8gb. It supports ddr3 800/1066mhz. Basically, the system memory interface has the following features: supports two 64-bit wide ddr data channels available ba...
Page 12: Setting The Jumpers
Installations 8 mi941 user’s manual 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 connect...
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Installations mi941 user’s manual 9 jumper locations on mi941 jp1, jp2, jp3: rs232/422/485 (com2) selection .............................. 10 jp6: clear cmos contents ................................................................. 10
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Installations 10 mi941 user’s manual jp1, jp2, jp3: rs232/422/485 (com2) selection com2 is selectable for rs232, rs-422 and rs-485. Com2 function rs-232 rs-422 rs-485 jumper setting (pin closed) jp1: 1-2 jp2: 3-5 & 4-6 jp3: 3-5 & 4-6 jp1: 3-4 jp2: 1-3 & 2-4 jp3: 1-3 & 2-4 jp1: 5-6 jp2: 1-3 & 2-4 jp3...
Page 15: Connectors On Mi941
Installations mi941 user’s manual 11 connectors on mi941 the connectors on mi941 allow you to connect external devices such as keyboard, floppy disk drives, hard disk drives, printers, etc. The following table lists the connectors on mi941 and their respective functions. Atx2: 24-pin atx power conne...
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Installations 12 mi941 user’s manual connector locations on mi941 atx2: 24-pin atx power connector ................................................................................................... 13 atx1: atx 12v power connector .......................................................................
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Installations mi941 user’s manual 13 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...
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Installations 14 mi941 user’s manual sys_fan2: system fan2 power connector cn1: serial ports(com1) cn1 (com1) is a db-9 connector, signal name pin # pin # signal name dcd, data carrier detect 1 6 dsr, data set ready rxd, receive data 2 7 rts, request to send txd, transmit data 3 8 cts, clear to send...
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Installations mi941 user’s manual 15 cn5: gigabit lan (intel 82583v) rj-45 &usb 0/1 connector cn6: dvi-d+crt 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 na...
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Installations 16 mi941 user’s manual cn12: ps/2 keyboard and ps/2 mouse connectors mouse (top) keyboard (bottom) keyboard signal pin # mouse signal keyboard data 1 mouse data n.C. 2 n.C. Gnd 3 gnd 5v 4 5v keyboard clock 5 mouse clock n.C. 6 n.C. Cn13: audio connector cn13 is a 3-jack audio connector...
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Installations mi941 user’s manual 17 j5: spi debug tools port (factory use only) j8: power led the power led indicates the status of the main power switch. Pin # signal name 1 power led 2 no connect 3 ground j9: system function connector atx power on switch: pins 1 and 2 this 2-pin connector is an “...
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Installations 18 mi941 user’s manual j10: usb 4/5 connector signal name pin pin signal name vcc 1 2 ground d0- 3 4 d1+ d0+ 5 6 d1- ground 7 8 vcc j11: for lpc i/f adaptor card j13: audio front header signal name pin # pin # signal name mic2_l 1 2 ground mic2_r 3 4 presence# line2_r 5 6 mic2_id sense...
Page 23: Bios Setup
Bios setup mi941 user’s manual 19 bios setup this chapter describes the different settings available in the ami (american megatrends, inc.) bios that comes with the board. The topics covered in this chapter are as follows: bios introduction ..............................................................
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Bios setup 20 mi941 user’s manual bios introduction this chapter describes the different settings available in the ami (american megatrends, inc.) bios that comes with the board. The topics covered in this chapter are as follows: bios introduction .......................................................
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Bios setup mi941 user’s manual 21 bios introduction the bios (basic input/output system) installed in your computer system’s rom supports intel processors. The bios provides critical low-level support for a standard device such as disk drives, serial ports and parallel ports. It also adds virus and ...
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Bios setup 22 mi941 user’s manual main bios setup this setup allows you to record some basic hardware configurations in your computer system and set the system clock. Bios setup utility main advanced pcipnp boot security chipset exit system overview use[enter], [tab] or [shift-tab] to select a field...
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Bios setup mi941 user’s manual 23 advanced settings this section allows you to configure and improve your system and allows you to set up some system features according to your preference. Bios setup utility main advanced pcipnp boot security chipset exit advanced settings configure cpu. Screen ↑↓ s...
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Bios setup 24 mi941 user’s manual bios setup utility main advanced pcipnp boot security chipset exit configure advanced cpu settings configure cpu. Screen ↑↓ select item +- change field tab select field f1 general help f10 save and exit esc exit manufacturer: intel intel® core(tm)2 duo cpu t9400 @ 2...
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Bios setup mi941 user’s manual 25 adjacent cache-line prefetch the adjacent cache-line prefetch mechanism, like automatic hardware prefetch, operates without programmer intervention. When enabled through the bios, two 64-byte cache lines are fetched into a 128-byte sector, regardless of whether the ...
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Bios setup 26 mi941 user’s manual bios setup utility main advanced pcipnp boot security chipset exit ide configuration options: disabled compatible enhanced screen ↑↓ select item +- change field tab select field f1 general help f10 save and exit esc exit ata/ide configuration [compatible] legacy ide...
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Bios setup mi941 user’s manual 27 bios setup utility main advanced pcipnp boot security chipset exit hardware health configuration configure cpu. Screen ↑↓ select item +- change field tab select field f1 general help f10 save and exit esc exit system temperature :35°c/95°f cpu temperature :34°c/93°f...
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Bios setup 28 mi941 user’s manual bios setup utility main advanced pcipnp boot security chipset exit general acpi configuration general acpi configuration settings screen ↑↓ select item +- change field tab select field f1 general help f10 save and exit esc exit suspend mode [s3 (str)] repost video o...
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Bios setup mi941 user’s manual 29 bios setup utility main advanced pcipnp boot security chipset exit apm configuration disable/enable ri to generate a wake event. Screen ↑↓ select item +- change field tab select field f1 general help f10 save and exit esc exit power management/apm [enabled] resume o...
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Bios setup 30 mi941 user’s manual bios setup utility main advanced pcipnp boot security chipset exit mps configuration select mps revision screen ↑↓ select item +- change field tab select field f1 general help f10 save and exit esc exit mps revision vt-d [1.1] mps version control for os this option ...
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Bios setup mi941 user’s manual 31 bios setup utility main advanced pcipnp boot security chipset exit usb configuration enables support for legacy usb. Auto option disables legacy support if no usb devices are connected. Screen ↑↓ select item +- change field tab select field f1 general help f10 save ...
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Bios setup 32 mi941 user’s manual pcipnp settings this option configures the pci/pnp settings. Bios setup utility main advanced pcipnp boot security chipset exit advanced pci/pnp settings size of memory block to reserve for legacy isa devices. Screen ↑↓ select item +- change field tab select field f...
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Bios setup mi941 user’s manual 33 allocate irq to pci vga this assigns irq to pci vga card if card requests irq or doesn't assign irq to pci vga card even if card requests an irq. Palette snooping this informs the pci devices that an isa graphics device is installed in the system so the card will fu...
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Bios setup 34 mi941 user’s manual boot settings bios setup utility main advanced pcipnp boot security chipset exit boot settings configuration allows bios to skip certain tests while booting. This will decrease the time needed to boot the system. Screen ↑↓ select item +- change field tab select fiel...
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Bios setup mi941 user’s manual 35 security settings this setting comes with two options set the system password. Supervisor password sets a password that will be used to protect the system and setup utility. User password sets a password that will be used exclusively on the system. To specify a pass...
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Bios setup 36 mi941 user’s manual advanced chipset settings this setting configures the north bridge, south bridge and the me subsystem. Warning! Setting the wrong values may cause the system to malfunction. - bios setup utility main advanced pcipnp boot security chipset exit advanced chipset settin...
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Bios setup mi941 user’s manual 37 configure dram timing by spd when this item is enabled, the dram timing parameters are set according to the dram spd (serial presence detect). When disabled, you can manually set the dram timing parameters through the dram sub-items. Memory hole this option is used ...
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Bios setup 38 mi941 user’s manual bios setup utility main advanced pcipnp boot security chipset exit south bridge chipset configuration disabled 2 usb ports 4 usb ports 6 usb ports screen ↑↓ select item +- change field tab select field f1 general help f10 save and exit esc exit usb function [6 usb p...
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Bios setup mi941 user’s manual 39 exit setup the exit setup has the following settings which are: bios setup utility main advanced pcipnp boot security chipset exit exit options exit system setup after saving the changes. Screen ↑↓ select item +- change field tab select field f1 general help f10 sav...
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Page 45: Drivers Installation
Drivers installation mi941 user’s manual 41 drivers installation this section describes the installation procedures for software and drivers under the windows xp and windows vista. The software and drivers are included with the motherboard. If you find the items missing, please contact the vendor wh...
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Drivers installation 42 mi941 user’s manual intel chipset software installation utility the intel chipset drivers should be installed first before the software drivers to enable plug & play inf support for intel chipset components. Follow the instructions below to complete the installation under win...
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Drivers installation mi941 user’s manual 43 3. When the welcome screen to the intel(r) chipset software installation utility appears, click next to continue. 4. Click yes to accept the software license agreement and proceed with the installation process..
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Drivers installation 44 mi941 user’s manual 5. On readme information screen, click next to continue the installation. 6. The setup process is now complete. Click finish to restart the computer and for changes to take effect..
Page 49: Installation
Drivers installation mi941 user’s manual 45 intel g41 chipset family graphics driver installation to install the vga drivers, follow the steps below to proceed with the installation. 1. Insert the cd that comes with the board. Click intel at the left side, then intel(r) g41 chipset drivers . 2. Clic...
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Drivers installation 46 mi941 user’s manual 3. When the welcome screen of the intel(r) graphics media accelerator driver appears, click next to continue. 4. Click yes to to agree with the license agreement and continue the installation..
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Drivers installation mi941 user’s manual 47 5. Click next in the readme file information window. 6. Click next in the setup progress window. 7. Setup is now complete. Click finish to restart the computer and for changes to take effect..
Page 52: Installation
Drivers installation 48 mi941 user’s manual realtek high definition audio driver installation follow the steps below to install the realtek hd codec audio drivers. 1. Insert the cd that comes with the board. Click intel and then intel(r) g41 chipset drivers . 2. Click realtek high definition audio d...
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Drivers installation mi941 user’s manual 49 3.When the welcome screen to installshield wizard for realtek high definition audio driver appears, click next to start the installation. 4.When the installshieldwizard has finished performing maintenance operations on realtek high definition codec audio a...
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Drivers installation 50 mi941 user’s manual intel pro lan network drivers installation follow the steps below to install intel pro lan drivers. 1. Insert the cd that comes with the board. Click intel and then intel(r) g41 chipset drivers . 2. Click intel(r) gigabit ethernet drivers..
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Drivers installation mi941 user’s manual 51 3. In the intel® network connections screen*, click install drivers and software . 4. In the welcome screen of the installshield wizard for intel(r) network connections, click next ..
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Drivers installation 52 mi941 user’s manual 5. In the license agreement, select i accept the terms in the license agreement and click next . 6. In the setup options, click the checkbox as shown below and click next ..
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Drivers installation mi941 user’s manual 53 7. In the installshield wizard screen, click install to begin the installation. 8. Installshield wizard is completed. Click finish to exit the wizard..
Page 58: Appendix
Appendix 54 mi941 user’s manual appendix a. I/o port address map each peripheral device in the system is assigned a set of i/o port addresses that also becomes the identity of the device. The following table lists the i/o port addresses used. Address device description 000h - 01fh dma controller #1 ...
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Appendix mi941 user’s manual 55 b. Interrupt request lines (irq) peripheral devices use interrupt request lines to notify cpu for the service required. The following table shows the irq used by the devices on board. Level function irq0 system timer output irq1 keyboard irq2 interrupt cascade irq3 se...
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Appendix 56 mi941 user’s manual c. Watchdog timer configuration the wdt is used to generate a variety of output signals after a user programmable count. The wdt is suitable for use in the prevention of system lock-up, such as when software becomes trapped in a deadlock. Under these sorts of circumst...
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Appendix mi941 user’s manual 57 printf("system will reset after %d seconds", btime); enablewdt(btime); return 0; } //======================================================================= void copyright(void) { printf("======== winbond 83627ehf watch timer tester (auto detect) ========"\ " us...
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Appendix 58 mi941 user’s manual //======================================================================= // // this code and information is provided "as is" without warranty of any // kind, either expressed or implied, including but not limited to the // implied warranties of merchantability and/or...
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Appendix mi941 user’s manual 59 lock_w627ehf(); } //======================================================================= void set_w627ehf_reg( unsigned char reg, unsigned char data) { unlock_w627ehf(); outportb(w627ehf_index_port, reg); outportb(w627ehf_data_port, data); lock_w627ehf(); } //=====...
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Appendix 60 mi941 user’s manual file of the main.Cpp //===================================================================== // this code and information is provided "as is" without warranty of any // kind, either expressed or implied, including but not limited to the // implied warranties of mercha...