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MX-7794 User’s Manual                                             Hardware Setup 

Power and Fan Installation 

29 

Connector: 

ATX

 

Type: 24-pin ATX power connector 
 

PIN assignment 

1 3.3V 

13 3.3V 

2 3.3V 

14 -12V 

3 GND 

15 GND 

4 5V 

16 PS_ON 

5 GND 

17 GND 

6 5V 

18 GND 

7 GND 

19 GND 

8 PW_OK 

20 -5V 

9 5V_SB 

21 5V 

10 12V 

22 5V 

11 12V 

23 5V 

12 3.3V 

24 GND 

 

Connector: 

CN_12V

 

Type: 4-pin standard Pentium 4 addi12V power connector 
 

Pin 

Description 

Pin 

Description 

1 Ground 

2  +12V 

3 Ground 

4  +12V 

   5 

Ground 

6 

+12V 

   7 

Ground 

8 

+12V 

 

Connector: 

CPUFAN

 

Type: 4-pin fan wafer connector 

Pin 

Description 

Pin 

Description 

1 Ground 

2  +12V 

3 

Fan Speed Detection

4 

Sense 

 
Connector: 

NBFAN

, 

SYSFAN

 

Type: 3-pin fan wafer connector 

Pin  Description 

Pin 

Description 

Pin 

Description

1 Ground 

2  +12V 

3  Sense 

 

Содержание 2804040

Страница 1: ...MX 7794 Mini ITX motherboard User s Manual Edition 1 00 2005 09 30...

Страница 2: ...document are property of their respective owners Disclaimer The company shall not be liable for any incidental or consequential damages resulting from the performance or use of this product The compa...

Страница 3: ...s Hardware MX 7794 Mini ITX motherboard x 1 Cable Kit 40 pin ATA100 IDE flat cable x 1 26 pin slim type floppy cable x 1 Serial ATA ribbon cable x 2 I O Shield x 1 RAID drivers Disc for Windows 2000 W...

Страница 4: ...rence 15 2 3 1 Internal Connectors 15 2 3 2 External Connectors 15 2 4 CPU and Memory Setup 16 2 4 1 CPU installation 16 2 4 2 Memory installation 17 2 5 CMOS Setup 18 2 6 Enhanced IDE interface 19 2...

Страница 5: ...erface setting 47 Chapter 4 BIOS Setup 48 Appendix A I O Port Pin Assignment 50 A 1 IDE Port 50 A 2 Serial ATA Port 50 A 3 Floppy Port 51 A 4 IrDA Port 51 A 5 Serial Port 52 A 6 VGA Port 52 A 7 LAN Po...

Страница 6: ...MX 7794 User s Manual 6 This Page is Left for Blank...

Страница 7: ...the socket easier Intel 945G and ICH7R chipset The Intel 945G integrates DDR2 400 533 667MHz for memory and Graphic Media Accelerator GMA 950 technology for new graphic engine It can provide up to 22...

Страница 8: ...ICH7R built in RTC with lithium battery Enhanced IDE Enhanced IDE interface supports dual channels and up to 2 ATAPI devices at Ultra DMA100 One 40 pin IDE port onboard Serial ATAII Intel ICH7R integr...

Страница 9: ...ransfer bandwidth Power supply 3 3V 12V PCI One Mini PCI socket TYPE III 32 bit 33MHz Power supply 3 3V 5V IEEE1394 AGERE FW323 06 controller integrated IEEE1394A supported Up to 400Mb s of transferri...

Страница 10: ...s Manual Introduction Component Placement 10 1 3 Component Placement 240 pin DDR2 Memory DIMM BIOS LGA 775 Intel 945G ICH7R Serial SATA PCI Express Marvell E8053 Mini PCI Audio VGA COM2 LAN KB Mouse U...

Страница 11: ...MA950 Graphics PCI Express x16 8GB s Intel 945G GMCH 4 x Serial ATA II ports 300MB s 4 x Marvell E8053 Gigabit LAN PCI bus Mini PCI slot BIOS 2 x Serial ports 4 x USB2 0 ports IDE ICH7R ALC 880 AC97 7...

Страница 12: ...MX 7794 User s Manual Introduction Mechanial Drawing 12 1 5 Mechanical Drawing...

Страница 13: ...nector Location 13 Chapter 2 Hardware Setup 2 1 Connector Location ATX CN_SMBUS CN_IR CN_IN SPDIF CN_AUDIO NBFAN CN_USB JFRNT SYSFAN CN_1394 IDE1 CN_DIO JRTC CPUFAN CN_TXD RXD CN_12V Floppy LAN_LED Au...

Страница 14: ...MX 7794 User s Manual Introduction Jumper Reference 14 2 2 Jumper Reference Jumper Function JRTC CMOS Operating Clear Setting JRTC...

Страница 15: ...connector Standard CN_USB 10 pin USB connector Standard CPUFAN 4 pin CPU cooler fan connector Standard SYSFAN 3 pin system cooler fan connector Standard NBFAN 3 pin Northbridge cooler fan connector S...

Страница 16: ...rocessor properly Intel Pentium 4 processor Package type 775 pin PLGA L2 Cache 1MB FSB 533 800 1066MHz 266MHz x 4 Manufacturing 90nm Intel Hyper Threading Technology and Dual code supported Check poin...

Страница 17: ...M support up to 2GB of memory capacity The memory frequency supports 400 533 667MHz Only Non ECC memory is supported Dual Channel technology is supported while applying two same modules DDRII2 DIMM2 D...

Страница 18: ...ata of CMOS can be setting in BIOS If the board refuses to boot due to inappropriate CMOS settings here is how to proceed to clear reset the CMOS to its default values Jumper JRTC Type Onboard 3 pin j...

Страница 19: ...hanced IDE interface The Intel ICH7R south bridge chip supports one enhanced IDE interface dual channel for two ATAPI devices with ATA100 Based on this function MX 7794 has one 40 pin IDE connectorwit...

Страница 20: ...on of RAID 0 1 5 and 10 The main features of RAID on ICH7R are listed below 1 Supports for up to RAID volumes on a single two hard drive RAID array 2 Supports for two two hard drive RAID arrays on any...

Страница 21: ...pports notebook use floppy and powering from onboard please follow up the steps below to install the device FDD 1 Lift up this plastic bar 2 Slot the cable in Blue paste for outside 3 Press back the p...

Страница 22: ...nstallation MX 7794 integrates four Gigabit LAN interfaces with Marvell E8053 they provide a standard IEEE 802 3 Ethernet interface for 1000BASE T 100BASE TX and 10BASE T applications MX 7794 provides...

Страница 23: ...ALC880 are z High performance DACs with 100dB S N ratio z 8 DAC channels support 16 20 24 bit PCM format for 7 1 audio solution z 16 20 24 bit S PDIF OUT supports 44 1K 48K 96kHz sample rate z Compat...

Страница 24: ...on Pin Description 1 Line Left 2 Ground 3 Line Right 4 MIC1 5 MIC2 6 Ground 7 N C 8 Line Out Left 9 Line Out Right 10 Ground Connector CDIN Type 4 pin header pitch 2 54mm Pin Description 1 CD Left 2 G...

Страница 25: ...deo Memory Technology 3 0 for up to 224MB frame buffer size shared with system memory With a 400MHz core and DirectX 9 and OpenGL acceleration MX 7794 provides the powerful onboard graphics interface...

Страница 26: ...B2 0 are listed below Interface IEEE1394 USB2 0 Controller AGERE FW323 06 Intel ICH7R Transfer Rate 100 200 400Mb s Up to 480Mb s Output Voltage 12V 500mA The Intel ICH7R contains and Enhanced Host Co...

Страница 27: ...Setup IEEE1394 and USB Installation 27 Connector CN_USB Type 10 pin 5 x 2 header for USB5 6 Ports Pin Description Pin Description 1 VCC 2 VCC 3 Data0 4 Data1 5 Data0 6 Data1 7 Ground 8 Ground 9 Ground...

Страница 28: ...and additional 12V connector and the board provides one 8 pin fan connectors supporting smart fan for CPU cooler and two 3 pin cooler fan connectors for system and Northbridge chip The 8 pin additiona...

Страница 29: ...V 22 5V 11 12V 23 5V 12 3 3V 24 GND Connector CN_12V Type 4 pin standard Pentium 4 additional 12V power connector Pin Description Pin Description 1 Ground 2 12V 3 Ground 4 12V 5 Ground 6 12V 7 Ground...

Страница 30: ...Type onboard 2 x 6 pin header pitch 2 0mm Pin Description Pin Description 1 Ground 2 Ground 3 GP10 4 GP14 5 GP11 6 GP15 7 GP12 8 GP16 9 GP13 10 GP17 11 VCC 12 12V 11 1 2 12 CN_DIO W83627THF Assignmen...

Страница 31: ...The board has two RS232 serial ports on real I O panel and onboard one 3 pin additional TXD RXD connector for POS application Connector CN_TXD RXD Connector type onboard 3 pin header pitch 2 00mm Pin...

Страница 32: ...n reset and beeper etc Please check well before you connecting the cables on the chassis Connector JFRNT Type onboard 14 pin 2 x 7 2 54 pitch header Function Signal PIN Signal Function HDLED 1 2 PWDLE...

Страница 33: ...its serial data transfer scheme each lane will be up to 500MB s duplex and the 16x 16 lanes can be up to 8GB s more than 2GB s as AGP 8x bus transfer rate The 16x slot can be also for 1x compatible u...

Страница 34: ...MX 7794 User s Manual 34 This Page is Left for Blank...

Страница 35: ...ort up to 4 IDE devices including SATA devices and Windows 2000 XP Server2003 have no such limitation Parallel ATA Serial ATA Operating System Support Mode Primary 2 Devices SATA1 SATA2 SATA3 SATA4 Wi...

Страница 36: ...A Mode This option can let you select whether the Serial ATA hard drives would work under normal IDE mode or RAID mode The RAID mode need more than one HDD is applied Once you enable the RAID mode the...

Страница 37: ...To allow the system select the optimized mode automatically Combined mode PATA and SATA work as two channels for supporting two drives on each channel Enhanced mode Max supported of the PATA and SATA...

Страница 38: ...recreating data that was lost from a single drive which increases fault tolerance The data and parity are striped across all the hard drives in the array The parity is striped in a rotating sequence...

Страница 39: ...ystem for Microsoft Windows XP SP1 or Windows 2000 SP4 version please install the Intel Application Accelerator Ver 4 5 later to support RAID configuration with Intel Matrix Storage Technology 1 After...

Страница 40: ...MX 7794 User s Manual System Configuration SATA RAID Configuration 40 2 Select Actions to Create RAID Volume Rename the Volume name Select RAID Level as 0 Left as default...

Страница 41: ...me 4 Specify the Volume size Tune this bar to specify the volume size if you specify the volume size lower than maximum you can create a second volume for another RAID set Make RAID 0 1 on only two ha...

Страница 42: ...with REALTEK ALC880 codec It can support 2 channel or 7 1 channel sound under system configuration Please follow the steps below to setup your sound system 1 Install REALTEK AC97 Audio driver 2 Lunch...

Страница 43: ...n Chip Frame Buffer Size This item can let you select video memory which been allocated for legacy VGA and SVGA graphics support and compatibility The available option is 1MB and 128MB Fixed Memory Si...

Страница 44: ...B 128MB 255MB 8MB 0 32MB 32MB 1MB 64MB 0MB 64MB 1MB 0 64MB 64MB 1MB 128MB 0MB 128MB 1MB 0 128MB 128MB 1MB 64MB 64MB 128MB 8MB 64MB 0MB 64MB 8MB 0 64MB 64MB 8MB 128MB 0MB 128MB 8MB 0 128MB 128MB 256MB...

Страница 45: ...ic Media Accelerator the board supports two DACs for display device as different resolution and color bit Please install the Intel Graphic Driver before you starting setup display devices 1 Click righ...

Страница 46: ...Resolution and Refresh Rate Click Digital Display to setup the DVI monitor for Colors and Resolution Click Intel Dual Display Clone to setup the dual display mode as same screen Set the main display...

Страница 47: ...t can be used for x16 graphic cards or 1x LAN cards 4x SCSI cards can be also compatible with x1 transfer way Please check BIOS setting before you using PCI Express card PEG Force X1 If you use a x16...

Страница 48: ...VRAM retains the information when the power is turned off If the battery runs out of the power then the settings of BIOS will come back to the default setting The BIOS section of the manual is subject...

Страница 49: ...MX 7794 User s Manual BIOS Setup BIOS Setup 49 This Page is Left for Blank...

Страница 50: ...9 7 D5 8 D10 9 D4 10 D11 11 D3 12 D12 13 D2 14 D13 15 D1 16 D14 17 D0 18 D15 19 Ground 20 VCC 21 REQ 22 Ground 23 IOW STOP 24 Ground 25 IOR HDMARDY 26 Ground 27 IORDY DDMARDY 28 IDE66 IDE33 29 DACK 30...

Страница 51: ...1 VCC 2 INDEX 3 VCC 4 DRV0 5 VCC 6 DSKCHG 7 DRV1 8 N C 9 MTR1 10 MTR0 11 RPM 12 DIR 13 N C 14 STEP 15 Ground 16 WRITE DATA 17 Ground 18 WRITE GATE 19 N C 20 TRACK 0 21 N C 22 WRPTR 23 Ground 24 RDATA...

Страница 52: ...6 VGA Port 6 10 1 2 3 4 5 11 12 13 14 15 Connector VGA Type 15 pin D sub female connector on bracket Pin Description Pin Description Pin Description 1 RED 6 Ground 11 N C 2 GREEN 7 Ground 12 5VCDA 3...

Страница 53: ...der for LAN LED Pin Description Pin Description 1 Active1 2 Active1 3 Link100M1 4 Link100M1 5 Link1000M1 6 Link1000M1 7 Active2 8 Active2 9 Link100M2 10 Link100M2 11 Link1000M2 12 Link1000M2 13 Active...

Страница 54: ...MX 7794 User s Manual System Resources I O Port Address Map 54 Appedix B System Resources B1 I O Port Address Map...

Страница 55: ...MX 7794 User s Manual I O Port Pin Assignment I 55...

Страница 56: ...MX 7794 User s Manual System Resources I O Port Address Map 56 B2 Memory Address Map...

Страница 57: ...MX 7794 User s Manual I O Port Pin Assignment I 57 B3 System IRQ DMA Resources DMA IRQ...

Страница 58: ...le name of the tool is awdflash exe it s the utility that can write the data into the BIOS flash ship and update the BIOS C 2 Flash Method 1 Please make a bootable floppy disk 2 Get the last bin files...

Страница 59: ...configuration o 2E 87 o 2E 29 o 2E 40 enale GPIO function o 2E 07 o 2E 07 enable GPIO configuration o 2E F0 o 2F xx set GPIO as input output set 1 for input 0 for output o 2E F1 o 2F xx if set GPIO s...

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