VIA Mainboard 845D-MVT User Manual Download | Manualshive

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The 845D-MVT MAINBOARD

Page 1

845D

845D

845D

845D-

-

-

-MVT

MVT

MVT

MVT

Mainboard

Mainboard

Mainboard

Mainboard

SOCKET 478 DDR Micro-ATX

Mainboard

Version 1.x
UM-845D-MVT-E1
Rev 1.0V
Creation Date: 27 November 2002

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Summary of Contents for 845D-MVT

Page 1: ... 845D MVT MAINBOARD Page 1 845D 845D 845D 845D MVT MVT MVT MVT Mainboard Mainboard Mainboard Mainboard SOCKET 478 DDR Micro ATX Mainboard Version 1 x UM 845D MVT E1 Rev 1 0V Creation Date 27 November 2002 ...

Page 2: ...The 845D MVT MAINBOARD Page 2 0 1 2 0 3 4 User s Notice ...

Page 3: ...The 845D MVT MAINBOARD Page 3 0 1 1 23 0 12 31 42 4 56 4 57 04 5 8 9 7 7 8 4 0 9 1 2 7 2 9 9 9 5 1 8 8 Table Of Contents ...

Page 4: ...The 845D MVT MAINBOARD Page 4 9 7 9 7 9 7 9 9 9 7 6 7 1 425 2 7 8 0 2 0 8 4 5 9 8 9 2 2 7 2 9 Table Of Contents ...

Page 5: ...IN AUX IN page 16 4 PW HL RS page 18 15 FAN2 page 15 5 PWRLED SPKR page 19 16 Front Audio Connector page 16 6 FAN3 page 15 17 PC99 ATX connectors page 19 7 Clear Password page 21 18 Power Supply Connectors page 15 8 Clear CMOS page 21 19 KB MS PWR ON page 21 9 USB3 USB4 page 17 20 FAN1 page 15 10 WOL Connector page 16 21 CPU Socket page 12 11 FDD Connector page 14 22 DIMM1 DIMM2 page 13 ...

Page 6: ...eceives a signal from the LAN Other onboard connectors include Aux IN and CD IN connectors 1 2 2 Mainboard Dimensions Width 244 mm Length 215 mm 1 2 3 Environmental Limitations Operating Temperature 10 C to 40 C 50 F to 104 F Required Airflow 50 linear feet per minute across the CPU Storage Temperature 40 C to 70 C 40 F to 158 F Humidity 0 to 90 non condensing Altitude 0 to 10 000 feet Introductio...

Page 7: ...s 1 5V AGP cards Onboard Audio Features Supports Microsoft DirectSound DirectSound 3D and AC97 Full Duplex Word Size Data Path 8 bit 16 bit 32 bit 64 bit Address Path 32 bit Front Side Bus Frequency FSB P4 Socket 478 CPU at 400 MHz PSB Processor System Bus 100 MHz QDR is supported BIOS Award BIOS Windows 95 98 Plug and Play PnP compatible Supports SCSI sequential boot up Flash EPROM for easy BIOS ...

Page 8: ...e floppy drive interface supports up to two 2 88 MB floppy drives One 20 pin ATX power supply connector One 4 pin 2x2 12V ATX power supply connector One 4 pin 1x4 ATX Auxiliary power supply connector One CPU fan and two Chassis fan connectors One CD audio in connector One AUX IN connector One front audio connector One WOL Wake On LAN connector One 4 CH OUT Connector Optional ATX Double Deck Ports ...

Page 9: ...se insert the CD into the CD ROM drive The auto run screen Driver Utility will automatically appear Click the Hardware Monitoring button choose the chipset model number and the OS that is installed Please refer to the CD Readme file for further installation instructions Note Only use this utility in Windows operating systems Dual Function Power Button Depending on the setting in the Soft Off By Po...

Page 10: ...The 845D MVT MAINBOARD Page 10 Hardware Installation ...

Page 11: ...1 CN27 CN30 31 CN39 CN45 Floppy Disk Drive Primary IDE Secondary IDE CPU Fan ATX Power Supply ATX 12V Power Supply Auxiliary ATX 12V Power Supply Wake On LAN Chassis Fan 1 CD Audio In Chassis Fan 2 Universal Serial Bus 3 4 Front Audio Connector Auxiliary In FDC IDE1 IDE2 FAN1 ATX ATX12V AUX12V WOL FAN2 CD IN FAN3 USB3 4 FRONT AUDIO AUX IN External Connectors CN1 CN2 CN3 CN4 CN5 CN6 7 CN18 PS 2 Key...

Page 12: ...S 2 4 1 Installation of the CPU To install your processor please complete the following set of instructions 1 Locate a small dot marked on the top of the CPU This mark indicates Pin 1 of the CPU 2 Locate Pin 1 for the Socket on the mainboard 3 There is a lever on the side of the socket First push this lever side ways and then lift it to a 90 degree angle 4 Insert the CPU into the Socket Please mak...

Page 13: ... 64 Mb 128 Mb 256 Mb and 512 Mb tech nologies for x8 and x16 devices Double sided x16 devices are not supported Hardware Installation Top View of a 184 pin DIMM Slot 9 A B 1 4 1 9 1 9 1 4 4 2 1 1 6 A 4 6 1 6 3 6 2 4 3 PCI Slots The mainboard comes with three PCI slots They are located on the left hand side of the board Both PCI and PCI expansion cards may require IRQ s This mainboard complies with...

Page 14: ... secondary Each IDE connector can support two IDE drives These mainboards can therefore sup port up to four IDE devices each If you install two hard drives you need to configure the second drive to slave mode in the BIOS setup Please refer to your hard drive manual for the appropriate jumper settings Top View of an IDE Connector 20 PINS PIN 1 2 4 4 AGP Slot AGP Accelerated Graphics Port is a dedic...

Page 15: ...nection Otherwise it is no necessary to use CN15 D AUX12V 2 5 3 CPU Fan and Chassis Fan Connectors Connector CN13 FAN1 CN17 FAN2 CN27 FAN3 Type 3 pin The cooling fans must be connected to their respective power connectors If you have installed the hardware monitoring feature you will be able to monitor the rotating speed of the CPU cooling fan in your Windows operating system Hardware Installation...

Page 16: ... is used to connect the CD ROM audio out and allows the system to re ceive audio input from the CD ROM The AUX IN connector allows the system to receive signals from other audio devices like a radio or tape Right Channel CD IN AUX IN Left Channel CD IN AUX IN Ground 1 Left Channel CD AUX IN 2 Ground 3 Ground 4 Right Channel CD AUX IN Top View of a CD AUX IN Connector Front View of a CD AUX IN Conn...

Page 17: ...s CN30 and CN31 This enables you to use an extra two USB devices Cable for these additional connectors needs to be purchased separately Note The PIN assignment of the internal USB 1 1 connectors CN30 CN31 are follow the specifications of Intel standard Top View of USB Ports Front View of USB Ports 9 Key 7 Ground 5 Data 3 Data 1 VCC 2 VCC 4 Data 6 Data 8 Ground 10 NC USB3 4 1 VCC 3 Data 5 Data 9 Ke...

Page 18: ...spend mode Press the Power on button less than 4 seconds the system will return to Full ON mode Press and hold the Power On Button for more than 4 seconds the system will be powered off Mode 2 Press and hold the Power ON button for more than 4 seconds the system will be completely powered off Option 2 If you choose Instant OFF In the BIOS CMOS Setup the power switch will operate like a normal ON O...

Page 19: ... Speaker Signal NC POWER LED PIN 1 PIN 1 2 8 1 PS 2 Keyboard connector This connector only supports a PS 2 keyboard plug If you have a standard AT size large DIN keyboard plug you need to use a mini DIN adapter Connector CN 1 Type 6 pin female 2 8 2 PS 2 Mouse Connector This connector only supports a PS 2 mouse plug If a PS 2 mouse is de tected then IRQ 12 will be directed to CN 2 Connector CN 2 T...

Page 20: ... USB 2 Type 4 pin female Two USB ports are available for connecting USB devices The mainboard is also equipped with an expansion connector that supports two additional USB external connectors The USB cable is not included with the mainboard USB 2 USB 1 2 8 6 Audio Game Port Connector Connector CN 18 Type 15 pin female The Game MIDI port connector is a dual purpose connector It can either be used t...

Page 21: ... the POWER ON field in the Integrated Periph erals Menu of the BIOS setup 2 9 2 JP3 Clear CMOS Type 2 pin Default Open If you have made an improper setting in the BIOS setup and your computer is not functioning or if you have forgotten your Supervisor and or User pass word you can use this jumper JP3 to clear the CMOS and to reconfigure your system page To clear the CMOS please follow these instru...

Page 22: ...y to run the BIOS CMOS Setup Utility As soon as you turn on your system press the Delete button to activate the BIOS CMOS Setup Utility If your computer finishes the POST Power On Self Test the BIOS CMOS Setup Utility will not be activated If your computer completes the POST you need to restart the system to activate the BIOS CMOS Setup Utility To restart the system you can either turn the power o...

Page 23: ...Press the right or left arrow key to move to the desired field Press the PgUp or PgDn key to increment the setting or type the desired value into the field IDE Primary Secondary Master Slave This mainboard supports four IDE Hard Drives These fields allow you to set your Hard Drive parameters Move the selection bar to the IDE Hard Drive you want to configure Press the ENTER key If you select AUTO t...

Page 24: ... If you have installed a 3 5 inch high capacity floppy disk drive you need to en able this option If you have not installed one of these drives use the default setting Video This field selects the type of primary video subsystem that is on your com puter The BIOS CMOS Setup Utility will automatically detect the correct video type See next page for detailed options 1 1 5 8 99 5 4 7 4 4 7 4 4 4 7 4 ...

Page 25: ...g the Power On Self Test POST will halt the system Base Memory Extended Memory Total Memory This field displays the amount of memory detected by the system during boot up This is a display only field You cannot make any changes to this field Base Memory Indicates the memory installed below the conventional 1MB space Extended Memory Indicates the memory installed above the 1MB space Total Memory In...

Page 26: ...modern PCs have 40 track floppy drives so we therefore recommend that you set this field to Disabled to save time Boot Up NumLock Status This controls the state of the NumLock key when the system boots This field is toggled between On or Off When it is on the numeric keypad generates num bers instead of controlling the cursor operations When it is off the numeric keypad controls cursor operations ...

Page 27: ...PC BIOS OS Select For DRAM 64MB Only select OS2 if you are running an OS 2 operating system with a RAM greater than 64 Mb Otherwise for all other operating systems use the default setting Non OS2 8 9 7 9 D H H This menu is on next page DRAM Timing Selectable This field determines the DRAM read write timing The performance parame ters of the memory chips DRAM you have installed will determine the v...

Page 28: ...d supports both PC100 and PC133 SDR modules If you do not know what the frequency of your memory modules is then select auto and the system will automatically decide System BIOS Video BIOS Video RAM Cacheable These fields enable disable the caching of the System BIOS the Video BIOS and the Video RAM The Sysem BIOS is cached at F0000h FFFFFh the Video BIOS is cached at C0000h C7FFFh and the Video R...

Page 29: ... F E F E F E F E F E F E F E F E F E F E F E F E F E F E F E 25 25 HF E 5 F E 4 F E F E 97 D F E 97 D F E5 F E F E F E F E 897 D8F E F E 8F E F E2 F E F E F E F On Chip Primary PCI IDE On Chip Secondary PCI IDE These two options option 1 and option 6 allows you to enable or disable the onboard IDE Interface ...

Page 30: ...er legacy operating system such as MS DOS and you re installing a USB keyboard you must enable this Field For PnP O S like Windows 98 Windows 2000 Windows ME etc you should retain the default setting AC97 Audio If you want to enable the on chip audio capabilities of your system you need use the default setting Auto If you install an add on sound card you must disable this field Init Display First ...

Page 31: ...rt 1 Port 2 These two selection fields allow you to select the I O address and correspond ing interrupts for the first and second serial ports UART Mode Select Your system may offer a variety of infrared modes on the second serial port The options are Standard HPSIR or ASKIR RxD TxD Active This field allows you to set the IR reception transmission polarity as high or low To determine which polarit...

Page 32: ...ings are adequate and should not give you any problems If they do you can try to change them Parallel Port Mode This field allows you to select an operating mode for the onboard parallel printer port Select Normal Compatible or SPP unless you are certain your hardware and software both support one of the other available modes EPP Mode Select This field allows you to choose the EPP version you want...

Page 33: ...tem allows you to enable disable the Advanced Configuration and Power Management ACPI ACPI Suspend Type This mainboard supports one suspended state S1 POS Power On Suspend Power Management This category allows you to select the degree of power saving The choices are shown in the menu on below Power Management M M 1 Video Off Method This field determines how a monitor is made blank See the table on...

Page 34: ...ton for more than 4 seconds forces the system to enter the Soft Off state when the system has hung CPU THRM Throttling This field allows you to select the CPU Throttle rate When the CPU tempera ture is too high the onboard hardware monitoring will tell the CPU to reduce it s processing speed to the throttling speed to protect the CPU This function will not work when the CPU Warning Temperature is ...

Page 35: ...ty to automatically configure all of the boot and Plug and Play compatible devices However this capability means absolutely nothing unless you are using a Plug and Play operating system such as Windows 98 IRQ Resources When resources are controlled manually assign each system interrupt a type depending on the type of device using the interrupt PCI VGA Palette Snoop Some display cards are non stand...

Page 36: ...ct an operating temperature range for your CPU If the CPU temperature moves out of this range any warning mechanism you have programmed into your system will be activated Current CPU Temp This field shows the current temperature for CPU Current FAN1 FAN2 FAN3 Speed This field shows you the speeds of the three cooling fans on the mainboard Vcc Core This field and the fields below it show you the cu...

Page 37: ...ting in this field will make no change to the CPU clock ratio since it locks and is automatically determined Auto Detect PCI Clk When Enabled is selected the mainboard will detect the presence of devices on PCI slots When there is no device present on some of the PCI connectors the clock on the related PCI slot will be disabled to reduce the Electro Magnetic Interference EMI Spread Spectrum When S...

Page 38: ...r engineer recommends the Opti mized Defaults If this option is selected it will give a series of parameters that will ensure the reliability and performance of your PC If you lose your CMOS data or you don t know how to complete the setup pro cedure you may use this option to load the Optimized default values from the BIOS default table If the CMOS data is corrupted or if you selected some CMOS s...

Page 39: ...on in section 3 4 When Setup is selected in the Security Option If you want to change any BIOS setting you will have to key in the Supervisor Password so that you can start the BIOS CMOS Setup Utility and change the system setting When System is selected in Security Option Whenever you turn on the PC it will request the user to enter the Password in order to boot up your system Without the correct...

Page 40: ...an also select SAVE EXIT SETUP and EXIT WITHOUT SAVING from the main menu If you use the Supervisor Password to log into the PC system you will have the complete rights to all the BIOS settings 2 When System is selected in Security Option When you turn on the PC system it will request that you enter the Password Without the correct password the PC system will stop and the operating sys tem won t b...

Page 41: ...ter key again The values you have en tered will be saved and all the information stored in the CMOS memory Exit Without Saving This option will exits the setup utility without saving any of the values you changed in the CMOS RAM If you do not want to save any of the changes or settings you selected in the BIOS SETUP utility move the selection bar to the EXIT WITHOUT SAVING option Press the Enter k...

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