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VIA Technologies KT266A, User Manual

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VIA Technologies KT266A User Manual Download Page 56

51              

            BIOS UPGRADE

Step 3: Download the updated BIOS EXE file from the web site to a floppy disk or other

storage device.

Step 4: Execute the downloaded file to decompress it.

Step 5: Please read the Readme.TXT file carefully, and follow the instructions step-by-step.

Continue upgrading BIOS and reconfigure your system.

Summary of Contents for KT266A

Page 1: ...VIA KT266A Chipset Motherboard USER S MANUAL AMD Duron Athlon Socket A CPU...

Page 2: ...r inaccuracies which this manual may contain This includes references to products and software In addition the information and specifications are subject to change without prior notice Disclaimer This...

Page 3: ...can completely avoid these problems No matter what happens during BIOS updating the user s system can still boot from the floppy drive allowing the updating command to be executed again One Click Onl...

Page 4: ...7 2 4 100 133MHz System Configuration 8 2 5 Clear CMOS Jumper 9 2 6 Suspend To RAM Setting 9 2 7 Keyboard Wake Up 9 2 8 Memory Configuration 10 2 9 Primary Secondary IDE Connectors 11 2 10 Floppy Dis...

Page 5: ...eripherals 33 3 7 Power Management Setup 38 3 8 PnP PCI Configuration Setup 42 3 9 PC Health Status 44 3 10 Frequency Voltage Control 45 3 11 Load Fail Safe Defaults 46 3 12 Load Optimized Defaults 47...

Page 6: ...ircuit chips on your motherboard Before handling the motherboard outside of its protective packaging ensure that there is no static electric charge in your body A static discharge strong enough to dam...

Page 7: ...nal Peripherals modem LAN cards INTRODUCTION 2 Battery Replacement The battery which holds the system settings memory CMOS RAM on your motherboard should not require replacement for at least five year...

Page 8: ...Supports AMD Duron Athlon Athlon XP Socket A CPUs Chipset North Bridge VIA KT266A South Bridge VIA VT8233 VT8233A DRAM Memory Supports DDR Memory 3 x 184pin DIMM module slots onboard 8MB 3GB memory c...

Page 9: ...s 1 Game MIDI port Build in AC97 CODEC AC97 2 1 Compliant Award BIOS Supports Plug and Play PC99 Supports ACPI APM DMI and Green Features Wakeup Features Supports Wake on LAN function Remote Ring Wake...

Page 10: ...rallel Port PS 2 KB Port PS 2 Mouse Port GAME MIDI Port Audio Jacks Line In Line Out MIC In IrDA WOM Header Wake on Modem Flash EEPROM Award BIOS PnP DMI ACPI compliant South Bridge Power LED Green St...

Page 11: ...MOUSE USB T USB2 B USB1 C O M A CD1 MODEM WOL W O M AGP Slot PCI Slot 1 PCI Slot 2 PCI Slot 3 PCI Slot 4 PCI Slot 5 Lithium Battery IDE1 IDE2 DIMM1 184pin DDR Module DIMM2 184pin DDR Module DIMM3 184p...

Page 12: ...y cover the CPU die before powering up the computer Never run the processor without the heatsink properly and firmly attached PERMANENT DAMAGE COULD RESULT Caution 1 Remember to always make sure the s...

Page 13: ...This locks the CPU into the socket Step 2 Connect the CPU fan s cable to the CPU FAN connector indicated on the diagram below Ensure that the cable is connected correctly It will be obvious which way...

Page 14: ...ear Normal 1 1 Default Clear CMOS Jumper CMOS 1 JP1 2 4 100 133 MHz System Configuration SW3 allows you to set the FSB Front Side Bus for 100 or 133MHz Configuration Please leave the SW3 setting as 13...

Page 15: ...pend Type only through BIOS Menu Please refer to section 3 7 Power Management Setup for detail The future version will fix the setting on board and remove JP4 Suspend To RAM Setting Jumper STR_OFF SOF...

Page 16: ...any combination as follows 184pin DIMM DDR DRAM 8 16 32 64 128 256 512 MB and1GB DDR DRAM 8 16 32 64 128 256 512 MB and1GB DDR DRAM 8 16 32 64 128 256 512 MB and1GB 3 GB max 184Pin DDR DIMM Sockets 18...

Page 17: ...e able to reach this speed If you intend to operate two IDE devices from the same channel one device must be set to Master mode the other to Slave mode Hard disk drives CD ROM drives and other IDE dev...

Page 18: ...oppy Disk Drive Connector Note Orient the red stripe to PIN1 Floppy Drive Connector PIN1 2 11 Fan Power Connectors There are three fan power connectors on the motherboard CPU FAN SYS FAN1 and SYS FAN2...

Page 19: ...pin WOM This connector allows the system to be powered up upon receipt of a call via the modem NOTE Thisfunctionrequiresthe Ring WOL Resume functioninPower Management Setup IRQ Event Activity Detect t...

Page 20: ...ode Select in Integrated Peripherals SuperIO Device in BIOS to select IrDA IrDA Connector IrDA 9 10 5V IRRX GND IRTX CIRRX 5VSB 15 HARDWARE INSTALLATION 2 15 Power Connector 20 pin PWR CONN Make sure...

Page 21: ...to the Sleep Button on the case to put the computer into Suspend Mode PIN5 EXT_SMI Sleep Button PIN6 GND Reset Switch 2 pin RST This 2 pin connector connects to the case mounted reset switch for rebo...

Page 22: ...CD ROM TV tuner or MPEG card The MODEM connector allows the onboard audio to interface a voice modem card with a matched connector It also allows the sharing of mono_in such as a phone and mono_out s...

Page 23: ...s the back panel of the motherboard housing 1 PS 2 Mouse Port Green 6 pin MOUSE 2 PS 2 Keyboard Port Purple 6 pin KB 3 USB Universal Serial Bus Ports USB1 USB2 Black two 4 pin USBs Four additional USB...

Page 24: ...t brackets to add two or four additional serial ports for additional serial devices Regarding the external USB ports USB1 and USB2 please refer to Section 2 18 External Back Panel I O Ports Internal J...

Page 25: ...uration This information is stored in CMOS RAM so it can retain the Setup information when the power is turned off If the CMOS battery fails these data will be lost If that happens you must setup your...

Page 26: ...fic to your system s Chipset Integrated Peripherals I O subsystems that depend on the integrated peripheral controllers in your system Power Management Setup Advanced Power Management APM and Advanced...

Page 27: ...s in nonvolatile CMOS RAM and exit Setup Exit Without Saving To abandon all changes and exit Setup 3 3 Standard CMOS Features Date mm dd yy Time hh mm ss Highlight the items and use PageUp PageDown to...

Page 28: ...ector head and cylinder number into a physical block address This will significantly improve data transfer rates for drives with more than 1024 cylinders Large For drives that do not support LBA and h...

Page 29: ...You can set the BIOS to ignore certain errors during POST and continue the boot up process The followings are the selections All Errors If the BIOS detects any nonfatal errors POST stops and prompts y...

Page 30: ...ve 25 BIOS SETUP NOTE Many disk diagnostic programs that access the boot sector table can trigger the virus warning message If you plan to run such a program we recommend that you first disable this v...

Page 31: ...ad the operating system from the devices in the sequence selected in these fields In addition to the traditional drives A Floppy and C HDD 0 options include HDD 1 HDD 2 HDD 3 CDROM a SCSI hard drive a...

Page 32: ...er second Typematic Delay Msec When the Typematic Delay setting is Enabled you can select a typematic delay the delay before key strokes begin to repeat of 250 500 750 or 1000 milliseconds Security Op...

Page 33: ...change any values if you are unfamiliar with the chipset DRAM Clock Drive Control This submenu allows you to adjust DRAM timing for stability or overclocking BIOS SETUP 28 Current FSB Frequency This f...

Page 34: ...If insufficient time is selected precharge may be incomplete and data lost Options are 2T and 3T Active to Precharge Tras Active to Precharge Tras time is the number of clock cycles it takes for DRAM...

Page 35: ...field on the default setting AGP Mode This item configures the chipset s fastest AGP Mode You can set this field to 2 to force a 4X AGP card to run at 2X speed Options are 4X 2X and 1X DRAM Page Mode...

Page 36: ...t this field to Auto to avoid any errors in system settings AGP Driving Value This field allows you to adjust the AGP driving force from 0000 00FF AGP Fast Write This field allows you to enable AGP Fa...

Page 37: ...between 15 and 16MB to ISA expansion cards that specifically require this setting This makes between 15 and 16MB of memory unavailable to the system Expansion cards can only access memory up to 16MB...

Page 38: ...33 BIOS SETUP VIA OnChip IDE Device This submenu configures the OnChip IDE controller 3 6 Integrated Peripherals Choose this option and the following display appears...

Page 39: ...ave PIO The four IDE PIO Programmed Input Output fields let you set a PIO mode 0 4 for each of the four IDE devices that the onboard IDE interface supports Modes 0 through 4 provide successively incre...

Page 40: ...ed with this function Onboard Serial Port 1 Port 2 Select an address and the corresponding interrupt for each of the first and second serial ports The Choices are Disabled 3F8 IRQ4 2F8 IRQ3 3E8 IRQ4 2...

Page 41: ...Q7 and Disabled Parallel Port Mode This field allows you to set the operation mode of the parallel port Selections are SPP Allows normal speed operation but in one direction only EPP Allows bidirectio...

Page 42: ...connector headers JUSB1 USB3 and USB4 and JUSB2 USB5 and USB6 This field allows you to enable any one of the controllers any two of them all of them or to disable all of them USB Keyboard Support Sel...

Page 43: ...turn it to its previous situation NOTE This function STR requires an ATX power supply with at least 720mA and 5V standby power for the Advanced Configuration and Power Interface ACPI functions Otherwi...

Page 44: ...a power saving mode Always On Monitor remains on during power saving modes Suspend Off Monitor is blanked when the system enters the Suspend Mode Video Off Method This function defines the Video Off f...

Page 45: ...ich is provided with Power Management function to power on the system without an additional connector State After Power Failure On After a power failure the system will automatically reboot as soon as...

Page 46: ...ts When an I O device wants to gain the attention of the Operating System it asserts an IRQ signal When the Operating System is ready to respond to the request it interrupts itself and performs the se...

Page 47: ...ect Enabled to reset Extended System Configuration Data ESCD if you have just installed a new add on card and the system reconfiguration has caused such a serious conflict that the operating system ca...

Page 48: ...gn IRQ For USB When Enabled BIOS will assign an IRQ channel for the USB controller PCI Latency Timer CLK Some PCI Devices need more Bus cycle to work normally You can increase the PCI Latency Timer se...

Page 49: ...ure You can choose from 50 C 122 F to 70 C 158 F or even Disabled if you like Current CPU Temperature This field displays the current CPU Temperature Current CPUFAN SYSFAN1 SYSFAN2 Speed These fields...

Page 50: ...to the following formula CPU internal frequency frequency ratio x system bus frequency NOTE Because AMD has locked the frequency ratio for new CPU settings this field to adjust the frequency ratio is...

Page 51: ...to a maximum of 132 if the FSB Front Side Bus is 100MHz If the FSB is 133MHz you can set this field from 133 to 166 FSB Clock This field allows you to change the system FSB Front Side Bus Clock If yo...

Page 52: ...unauthorized use of your computer If you set a password the system prompts for the correct password before you boot or access Setup To set a password 47 BIOS SETUP 3 12 Load Optimized Defaults This o...

Page 53: ...to confirm the new password After password entry the screen automatically reverts to the main menu screen To disable the password press the Enter key when prompted to enter the password The screen di...

Page 54: ...3 16 Exit Without Saving Abort the current changes and exit the BIOS utility 49 BIOS SETUP 3 15 Save Exit Setup Save the settings and exit the BIOS utility...

Page 55: ...during the Power On Self Test to enter the BIOS Setup Program when you start your system Write down the values of each parameter to enable you to re configure your system after the BIOS upgrade Step 2...

Page 56: ...le from the web site to a floppy disk or other storage device Step 4 Execute the downloaded file to decompress it Step 5 Please read the Readme TXT file carefully and follow the instructions step by s...

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