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ASUS TXP4 User's Manual

1. 168 Pin DIMM Sockets Use only 3 3 volt unbuffered DIMMs The notch in the DIMM module will shift between left center or right to identify the type and also to prevent the wrong type of DIMM from being inserted into the DIMM socket see illustration below Four clock signals are supported on this motherboard Ask your retailer for the specifications before purchasing memory modules 168 Pin DIMM Notch Key Definitions 3 3V DRAM Key Position Voltage Key Position L Unbuffered oV C Reserved Buffered 3 3V 20 ASUS TXP4 User s Manual Hl INSTALLATION 3 Central Processing Unit CPU The TXP4 motherboard provides a 321 pin ZIF Socket 7 that is backward compat ible with ZIF Socket 5 processors The CPU that came with the motherboard should have a fan attached to it to prevent overheating If this is not the case then install a fan before you turn on your system To install a processor first turn off your system and remove its cover Locate the ZIF socket and open it by first pulling the lever sideways away from the socket then upward to a 90 degree right angle Insert the CPU with the correct orientation as shown Use the notched corner of the CPU with the white dot as your guide The white dot should point toward the end the of the lever Notice that th
2. For the parallel port connector to be available you must connect the included parallel 25 pin female cable set to a free expansion slot opening Our 5 TIP You may also remove the bracket connectors and mount them directly to the Parallel Port Connector case to save expansion slot space 4 Serial Port COM1 amp COM2 Connectors Two 10 pin blocks These connectors support the provided serial port ribbon cables with mounting bracket Connect the ribbon cables to these connectors and mount the bracket to the case on an open slot You can make available the parallel port and choose the IRQ through the Onboard Serial Port in Chipset Features of the BIOS SOFT WARE Pin 10 is removed to prevent inserting in the wrong orientation when using ribbon cables with pin 10 plugged ms COM 1 For these connectors to be available RARA you must connect the included serial H Ge cable set from COM1 using the 9 pin Pin 1 male amp COM2 using the 25 pin male l COM2 toa free expansion slot opening GEEL TIP You may also remove the bracket IT Pin 1 connectors and mount them directly to the case to save expansion slot space si EENS Serial Port Connectors
3. S a i This motherboard accepts an AT Keyboard Connector Plug as shown here SC SI Keyboard Connector 2 Floppy Disk Drive Connector 34 pin block This connector supports the provided floppy disk drive ribbon cable After con necting the single end to the board connect the two plugs on the other end to the floppy disk drives Pin 5 is removed to prevent inserting in the wrong orien tation when using ribbon cables with pin 5 plugged Pin 1 Orient the red stripe to Pin 1 oo Floppy Disk Drive Connector 24 ASUS TXP4 User s Manual III INSTALLATION 3 Parallel Port Connector 26 Pin Block This connector supports the included parallel port ribbon cable with mounting bracket Connect the ribbon cable to this connection and mount the bracket to the case on an open slot You can make available the parallel port and choose the IRQ through the Onboard Parallel Port in Chipset Features of the BIOS SOFT WARE Pin 26 is removed to prevent inserting in the wrong orientation when using ribbon cables with pin 26 plugged Orient the red stripe to Pin 1 Pin 1
4. LSA le 0S4 LSA des F Q D d D d d a d d D 2 Complete Names Moke r D Se sel Ge IBM Cyrix 6x86 6x86MX CPU External Clock BUS Frequency Selection Set the jumpers according to the internal speed of your processor as follows BUS Freq Freq Ratio CPU Model Freq Ratio BUS Freq FSO FS1 FS2 Bu BFI 5 Intel Pentium 233MHz 3 5x 66MHz 2 3 1 2 2 3 1 2 1 2 E Intel Pentium 200MHz 3 0x 66MHz 2 3 1 2 2 3 1 2 2 3 3 Intel Pentium 166MHz 2 5x 66MHz 2 3 1 2 2 3 2 3 2 3 Intel Pentium 150MHz 25x 60MHz 1 21 2 3 2 3 2 31 2 3 7 Intel Pentium 150MHz 2 0x 7T5MHz 1 21 2 3 2 3 2 3 1 2 lt Intel Pentium 133MHz 2 0x 66MHz 2 3 1 2 2 3 2 3 1 2 Intel Pentium 120MHz 2 0x 60MHz 1 21 2 3 2 3 2 3 1 2 Intel Pentium 100MHz 1 5x 66MHz 2 3 1 2 2 3 1 2 1 2 Intel Pentium 90MHz 1 5x 60MHz 1 21 2 3 2 3 1 2 1 2 Intel Pentium 75MHz 1 5x 50MHz 2 3 2 3 2 3 1 2 1 2 AMD K6 PR233 233MHz 3 5x 66MHz 2 3 1 2 2 3 1 2 1 2 AMD K6 PR200 200MHz 3 0x 66MHz 2 3 1 2 2 3 1 2 2 3 AMD K6 PR166 166MHz 25x 66MHz 2 3 1 2 2 3 2 3 2 3 AMD K5 PR133 100MHz 1 5x 66MHz 2 3 1 2 2 3 1 2 1 2 AMD K5 PR120 90MHz 1 5x 60MHz 1 21 2 3 2 3 1 2 1 2 AMD K5 PR100 100MHz 1 5x 66MHz 2 3 1 2 2 3 1 2 1 2 AMD K5 PR90 90MHz 1 5x 60MHz 1 21 2 3
5. 22 Assigning IRQs for Expansion Cards 22 Assigning DMA Channels for ISA Cards 23 5 Extetmal E ne EE 24 Power Connection e e 31 IV BIOS SOFTWARE 2 aaa adaa 32 UE e 32 Flash Memory Writer Utility aaa 32 Maim Menu EE 32 Advanced Feature Menu ena 33 Managing and Updating Your Motherboard s BIOS 34 6 BIOS SEUD ed aerate 35 IER 36 Standard CMOS Setup ee ena a naaa nana aaaaan 36 Details of Standard CMOS Setup aaa 37 BIOS Features Setup nn na tn aan Gan diana aah 39 Details of BIOS Features Setup ee aaa 39 ASUS TXP4 User s Manual CONTENTS Chipset Feat res Setup se A Ann nn A And Kia ana iii 41 Details of Chipset Features Setup aa 41 Power Management Setup nennen 44 Details of Power Management Setup aa 44 EN PCI Setup srecen nn nana R R 46 Details of PNP and PCI Setup ena 46 Load BIOS Defaults E 48 Load Setup IS IAUILS cn cenocutagoemscenscornenlonsstestsseonmncunnouetaenamiatis 48 Supervisor Password and User Password aa 49 IDE HDD Auto Detection aan anna aaa 50 GEELEN 51 Exit Without SAV IIS ann Ana naaa ana nana 51 V SUPPORT SOFTWARE 200 a adakan 52 Desktop Management Interface DMD aaa 52 Introducing the ASUS DMI Configuration Utility SE System Requirements ena aaa aaa
6. RTCLR RTCLR gt es Battery Test as Keep CMOS Default Clear CMOS ASUS TXP4 User s Manual 15 IL INSTALLATION Compatible Cyrix CPU Identification The only Cyrix processor that is supported on this motherboard is labeled Cyrix 6x86 P166 which should be Revision 2 7 or later Look on the underside of the CPU for the serial number which should read G8DC6620A or later 3 CPU Voltage Output Selection VIDO VID1 VID2 These jumpers set the voltage supplied to the CPU The voltage regulators will auto matically detect and switch between Single Power Plane amp Dual Power Planes AMDA IBM Cyrix 6x86 MX IBM Cyrix 6x86 M1 Pentium MMX P55C Intel Pentium P54C AMD K6 PR166 and faster PR166 and faster K5 150MHz 233MHz 75MHz 200MHz PR166 and faster PRIS PR133 Manufacturer CPU Type Single Plane Dual Plane VIDO VID1 VID2 AMD K6 PR266 2 0 Volts 2 3 c Intel AMD IBM Cyrix P54C CS K5 6x86 3 5V VRE 1 2 2 3 2 3 AMD K6 PR166 200 2 9 Volts S Intel AMD P54C CS K5 3 4V STD 2 3 2 3 2 3 a Intel IBM Cyrix P55C 6x86MX 28volts a et tstst S 9 AMD K6 PR233 3 2 Volts 2 3 2 3 1 21 QIA lt lt o O o 1 belh Eele Da 2 u u gt
7. m ASUS TXP4 User s Manual 25 Connectors S IL INSTALLATION 5 Power Supply CPU Fan Chassis Fan Connectors FAN This connector supports a 3 pin CPU cooling fan of 5 00mAmp 6watts or less with a minimum of 3 500RPM Depending on the fan manufacturer the wiring and plug may be different The red wire should be Positive and the black wire should be Ground WARNING Damage may occur to the motherboard and or the fans if these pins are incorrectly used DO NOT PLACE JUMPER CAPS OVER THESE PINS 26 Power Supply Fan Ground 12 Volts NC aes CPU Fan Power Chassis Fan Power Be m 5 E SE d SS Power Supply CPU 12 volt Chassis Fan Power 6 Primary Secondary IDE Connectors Two 40 pin blocks These connectors support the provided IDE hard disk ribbon cable After con necting the single end to the board connect the two plugs at the other end to your hard disk s If you install two hard disks you must set the second drive to Slave mode Refer to the documentation of your hard disk for the jumper set tings BIOS now supports SCSI device or IDE CD ROM bootup see HDD Se quence SCSI IDE First amp Boot Sequence in the BIOS Features Setup of the
8. SDRAM Speculative Read Disabled If Enabled the CPU will issue predict commands to access the DRAM if a miss occurs the CPU will cancel this command Some operating systems under certain situations have a problem utilizing this feature so it is normally Disabled Passive Release Enabled This is a mechanism that allows concurrency of ISA EISA cycles and CPU to PCI cycles When this feature is enabled the TXC will be possible to re arbitrate PCI bus and allow the CPU to access PCI even when the PCEB has been granted the bus Delayed Transaction Disabled If Enabled this frees the PCI Bus during CPU accessing of 8 bit ISA cards which normally consume about 50 60 PCI Clocks without PCI delayed transaction If PCI Bus Masters cannot use the PCI Bus leave this on the default setting of Disabled for some ISA cards that are not PCI 2 1 compliant 16 bit I O Recovery Time 1 BUSCLK Timing for 16 bit ISA cards 8 bit I O Recovery Time 1 BUSCLK Timing for 8 bit ISA cards Video BIOS Cacheable Enabled Allows the Video BIOS to be cached to allow faster execution Leave on default setting of Enabled for better performance otherwise Disabled Memory Hole at Address None This features reserves either 4MB 16MB or 15MB 16MB memory address space to ISA expansion cards that specifically require this setting Memory from 14MB and up or 15MB and up will be unavailable to the system because expansion cards can only access memory up to 16
9. D Q Super Multi I O Je eeeelintrared w Bera 8 Panel Connectors CR2032 3Volts Lithium Cell BIOS Power lli INSTALLATION Motherboard Layout ASUS TXP4 User s Manual 12 III INSTALLATION J umpers 1 BBLKW 15 Flash ROM Boot Block Programming 2 RTCLR 15 Real Time Clock RAM Keep CMOS Clear CMOS 3 VIDO VID1 VID2 4 FSO FS1 FS2 5 BER BPI 16 CPU Voltage Output Selection 16 CPU External Frequency BUS Selection 16 CPU to BUS Frequency Ratio PPVPP Expansion Slots 1 System Memory p 18 System Memory SIMM amp DIMM 2 SIMMI SIMM2 SIMM3 SIMM4 p 19 72 Pin SIMM Sockets 3 DIMM1 DIMM2 p 20 168 Pin DIMM Sockets 4 CPU p 21 Central Processing Unit CPU Socket 5 PCI PCI2 PCI3 PCI4 p 22 32 bit PCI Bus Expansion Slots 6 SLOT1 SLOT2 SLOT3 p 23 16 bit ISA Bus Expansion Slots Connectors 5 3 1 KB p 24 Keyboard Connector 5 pin female Fo 2 FLOPPY p 24 Floppy Disk Drive Connector 34 pin block 3 p 3 PRINTER p 25 Parallel Port Connector 26 pin block 7 4 COMI COM2 p 25 Serial Port Connectors 10 pin blocks lt 5 PWR_FAN CPU_FAN CHA_FAN p 26 Power Supply CPU amp Chassis Fan Power Leads 6 PRIMARY IDE SECONDARYIDE p 26 Primary Secondary IDE Connectors 40 pin blocks 7 MSG LED PANEL p 27 Message LED Lead 2 pins 8 SMI PANEL p 27 SMI Suspend Switch Lead 2 pins 9 PWR SW PANEL p 27 ATX Power Switch Soft Power Switch Lead 2 pins 10 R
10. If the parameters listed differ from the ones used when the drive was formatted the drive will not be readable If the auto detected parameters do not match the ones that should be used for your drive do not accept them Press the lt N gt key to reject the presented settings and enter the correct ones manually from the Standard CMOS Setup screen Save and Exit Setup Select this option to save into the CMOS memory all modifications you specify during the current session To save the configuration changes highlight the Save amp Exit Setup option on the main screen and then press the lt Enter gt key EN HIHIGEHEHI SETUP bay ERLI SETUP Select lee Change Color Exit Without Saving Select this option to exit the Setup utility without saving the modifications you specify during the current session To exit without saving highlight the Exit Without Sav ing option on the main screen and then press the lt Enter gt key ASUS TXP4 User s Manual 51 Save amp Ext 52 V SUPPORT SOFTWARE Desktop Management Interface DMI Introducing the ASUS DMI Configuration Utility This motherboard supports DMI within the BIOS level and provides a DMI Con figuration Utility to maintain the Management Information Format Database MIFD DMI is able to auto detect and record information pertinent to a computer s system such as the CPU type CPU speed and internal external frequencies and memory size The onboard
11. 52 Using the ASUS DMI Configuration Utility 53 NOTES a A apenas 53 VI ASUS PCI SCSI Cards 2 a ana ana aha anna 55 Symbios SCSI BIOS and Drivers nenas 55 ASUS PCI SC200 amp PCI SC860 SCSI Cards EE 55 Setting Up the ASUS PCI SC200 amp PCI SC860 56 Setting the INT Assignment for the ASUS PCI SC200 56 Terminator Requirements for SCSI DeviceS a 56 Terminator Settings for the ASUS PCI SC860 eee 57 Terminator Settings for the ASUS BCL SCHU 57 SCSI ID Numbers for SCSI Devices aaa 58 EE eege 58 VII ASUS I A16C Audio Card eugtueremetseugeseegeasussartaegtskkgegusekn 59 ASUS L A16C Audio Features nennen aaa 59 Unpacking and Handling Precautions aaa 59 Layout and Connectors en ena aan 60 C OMMECIONS na AAA eege 60 CD Audio Connector Pin Definitions aa 60 ASUS TXP4 User s Manual FCC amp DOC COMPLIANCE Federal Communications Commission Statement This device complies with FCC Rules Part 15 Operation is subject to the following two conditions e This device may not cause harmful interference and e This device must accept any interference received including interference that may cause undesired operation This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are des
12. D 58 VI ASUS PCI SCSI Cards Termination Required End Device SCSI Device 1 Termination Required JP5 Open SCSI Device 3 SCSI Device 4 E Termination Requi No Termination Required End Device equired JP5 Short Termination Required End Device SCSI Device 1 SCSI Device 2 SCSI ID Numbers for SCSI Devices All SCSI devices including the ASUS PCI SC200 and ASUS PCI SC860 interface card must have a SCSI identification number that is not in use by any other SCSI device There are eight possible ID numbers 0 through 7 The ASUS PCI SC200 and ASUS PCI SC860 cards have fixed SCSI IDs of 7 The SCSI ID serves two purposes e It uniquely defines each SCSI device on the bus e It determines which device controls the bus when two or more devices try to use it at the same time SCSI IDs on one channel do not interfere with the IDs on another channel This ap plies to two SCSI host adapters that implement different buses as well as dual channels on a single host adapter You can connect up to seven SCSI devices to the interface card You must set a SCSI ID number ID 0 to ID 6 for each device SCSI devices vary in how they set the ID number Some use jumpers others have some kind of selector switch Refer to the manual for any device you install for details on how to set its ID number SCSI ID Priority The ASUS PCI SC200 and ASUS PCI SC860 are 8bit single channel SCSI cards SCSI I
13. reinstall it Create a system disk by typing FORMAT A S on the DOS prompt do not create AUTOEXEC BAT and CONFIG SYS then save the PFLASH EXE file and the BIOS to the system disk ASUS TXP4 User s Manual IV BIOS SOFTWARE 2 Update BIOS Main Block From File This option updates the BIOS from a file on the disk This can either be a new file or a backup file created by the Save Current BIOS to File option This will not up date the Boot Block if the Boot Block is different You will be prompted with the following if advanced features if necessary Boot Block of New BIOS is different from old one Please Use Advanced Feature to flash whole bios 3 Advanced Feature Selecting this option brings up the Advanced Feature screen for clearing the PnP configuration record and updating the motherboard BIOS Advanced Feature Menu Advanced Feature Flash Type SST 29EE010 Current BIOS Revision 401A0 xxxx Choose one of the following 1 Clear PNP ESCD Parameter Block 2 Update BIOS Including Boot Block and ESCD Enter Choice 2 Press ESC To Return To Main Menu xxxx denotes the current BIOS version stored in the Flash EPROM 1 Clear PNP ESCD Parameter Block This option erases the Plug and Play PnP configuration record 2 Update BIOS Including Boot Block and ESCD This option updates the Boot Block the motherboard BIOS and the PnP ESCD Parameter Block from a new BIOS fil
14. BIOS will detect as many system information as possible and store those collected information in a 4KB block in the motherboard s Flash EPROM and allow the DMI to retrieve data from this database Unlike other BIOS software the BIOS on this motherboard uses the same technology implemented for Plug and Play to allow dynamic real time updating of DMI information versus creating a new BIOS image file and requiring the user to update the whole BIOS This DMI Con figuration Utility also allows the system integrator or end user to add additional information into the MIFD such as serial numbers housing configurations and ven dor information Those information not detected by the motherboard BIOS and has to be manually entered through the DMI Configuration Utility and updated into the MIFD This DMI Configuration Utility provides the same reliability as PnP updat ing and will prevent the refreshing failures associated with updating the entire BIOS System Requirements The DMI Configuration Utility DMICFG EXE must be used in real mode in order for the program to run the base memory must be at least 180K Memory managers like HIMEM SYS required by windows must not be installed You can boot up from a system diskette without AUTOEXEC BAT and CONFIG SYS files REM HIMEM SYS in the CONFIG SYS or press lt F5 gt during bootup to bypass your AUTOEXEC BAT and CONFIG SYS files ASUS TXP4 User s Manual V SUPPORT SOFTWARE Using the ASUS DMI C
15. Master Slave PIO DMA Mode IDE 1 Master Slave PIO DMA Mode Auto Each channel 0 and 1 has both a master and a slave making four IDE devices possible Because each IDE device may have a different Mode timing 0 2 3 4 itis necessary for these to be independent PIO and DMA timings can be independently set The default setting of Auto will allow autodetection to ensure optimal performance ASUS TXP4 User s Manual 43 IV BIOS jl U IV BIOS SOFTWARE Power Management Setup This Power Management Setup option allows you to reduce power consumption This feature turns off the video display and shuts down the hard disk after a period of inactivity PERISA BIOS tic TREES aide UK al d Wi Ik HPKU SS HT IHE Alves Sha AIDS Dafou iH wd Smbup Dat ou NOTE SETUP Defaults are noted in parenthesis next to each function heading Details of Power Management Setup Power Management User Define This field acts as the master control for the power management modes User Define allows you to set power saving options according to your preference Disable dis ables the power saving features Min Saving puts the system into power saving mode after 40 min of system inactivity Max Saving puts the system into power saving mode after 30 sec of system inactivity IMPORTANT Advanced Power Management APM should be installed to keep the system time updated when the computer enters suspend mode acti vated by the BIOS
16. Power Management For DOS environments you need to add DEVICE C DOS POWER EXE in you CONFIG SYS For Windows 3 x and Windows 95 you need to install Windows with the APM feature A battery and power cord icon labeled Power will appear in the Control Panel Choose Advanced in the Power Management Field Video Off Option Susp Stby gt Off This field determines when to activate the video off feature for monitor power management The settings are All Modes gt Off Always On Suspend gt Off and Susp Stby gt Off 44 ASUS TXP4 User s Manual IV BIOS SOFTWARE Video Off Method DPMS OFF This field defines the video off features The following options are available DPMS OFF DPMS Reduce ON Blank Screen V H SYNC Blank DPMS Standby and DPMS Suspend The DPMS Display Power Management System features allow the BIOS to control the video display card if it supports the DPMS feature Blank Screen only blanks the screen use this for monitors without power management or green features If set up in your system your screen saver will not display with Blank Screen selected V H SYNC Blank blanks the screen and turns off vertical and horizontal scanning PWR Button lt 4 Secs Soft Off The default of Soft Off allows the ATX switch to function as a normal system power off button when pressed for less than 4 seconds Suspend setting allows the button to have a dual function where less than 4 seconds will
17. and partition table of your hard disk against accidental modifications Any attempt to write to them will cause the system to halt and display a warning message If this occurs you can either allow the operation to continue or use a bootable virus free floppy disk to reboot and investigate your system This setting is rec ommended because of conflicts with new operating systems or some programs Installa tion of these programs requires that you disable Virus Warning to prevent write errors CPU Internal Cache Enabled Choose Disable to turn off the CPU s built in level 1 cache External Cache Enabled Choose Disable to turn off the CPU s external level 2 cache Pentium Pro is built in Quick Power On Self Test Enabled This field speeds up the Power On Self Test POST routine by skipping retesting a second third and forth time Setup default setting for this field is Enabled A com plete test of the system is done on each test HDD Sequence SCSI IDE First IDE When using both SCSI and IDE hard disk drives IDE is always the boot disk using drive letter C default setting of IDE This new feature allows a SCSI hard disk drive to be the boot disk when set to SCSI This allows multiple operating systems to be used on both IDE and SCSI drives or the primary operating system to boot using a SCSI hard disk drive ASUS TXP4 User s Manual Standard CMOS D i 40 IV BIOS SOFTWARE Boot Sequence C A This field
18. determines where the system looks first for an operating system Options are C A A CDROM C CDROM C A DA EA FA AC and C only The setup default setting is to check first the hard disk and then the floppy disk drive that is C A Boot Up Floppy Seek Disabled When enabled the BIOS will seek drive A one time Floppy Disk Access Control R W This allows protection of files from the computer system to be copied to floppy disk drives by allowing the setting of Read Only to only allow reads from the floppy disk drive but not writes The setup default R W allows both reads and writes IDE HDD Block Mode Sectors HDD MAX This field enhances hard disk performance by making multi sector transfers instead of one sector per transfer Most IDE drives except older versions can utilize this feature Selections are HDD MAX Disabled 2 4 8 16 and 32 Security Option System This field determines when the system prompts for the password The default set ting is System where the system prompts for the User Password every time you boot up The other option is Setup where the system always boots up and prompts for the Supervisor Password only when the Setup utility is called up You can specify a password by using the Supervisor Password or User Password option from the main screen as explained later in this section PS 2 Mouse Function Control Auto The default of Auto allows the system to detect a PS 2 Mouse on bootup If detected IR
19. dows directory to see a map of your used and free IRQs If you use Windows 95 the Resources tab under Device Manager displays the resource settings being used by a particular device to gain access double click the System icon under the Control Panel program Ensure that no two devices share the same IRQs or your computer will experience problems when those two devices are in use at the same time To simplify this process the TXP4 motherboard complies with the Plug and Play PnP specification which was developed to allow automatic system configuration whenever a PnP compliant card is added to the system For PnP cards IRQs are assigned automatically from those available If the system has both legacy and PnP ISA cards installed IRQs are assigned to PnP cards from those not used by legacy cards The PCI and PNP con figuration section of the BIOS setup utility can be used to assign which IRQs are being used by legacy cards For older legacy cards that do not work with the BIOS you may contact your vendor for an ISA Configuration Utility An IRQ number is automatically assigned to PCI expansion cards after those used by legacy and PnP ISA cards In the PCI bus design the BIOS automatically assigns an IRQ to a PCI slot that contains a card requiring an IRQ To install a PCI card you need to set the INT interrupt assignment Since all the PCI slots on this mother board use an INTA set the jumpers on your PCI cards to INT A Assigning D
20. light when the ATX power switch is pressed The monitor LED may light up after the system s if it complies with Green standards or if it has a power standby feature The system will then run power on tests While the tests are running additional messages will ap pear on the screen If you do not see anything within 30 seconds from the time you turn on the power the system may have failed a power on test Recheck your jumper settings and connections or call your retailer for assistance During power on press lt Delete gt to enter the BIOS setup Follow the instruc tions on the next section BIOS SOFTWARE Power Connections Powering Off Your Computer You must first exit or shut down your operat ing system before switching off the power switch For ATX power supplies you can press the ATX power switch after exiting or shutting down your oper ating system For Windows 95 users you can click Shut down the computer from the Start button and the system will give three quick beeps after about 30 seconds and power off after Windows shut down NOTE The message It s now safe to turn off your computer will not be shown in Windows 95 when using shut down with ATX power supplies ASUS TXP4 User s Manual 31 g B 32 IV BIOS SOFTWARE Support Software FILELIST TXT View this file to see the files included in the support software PFLASH EXE This is the Flash Memory Writer utility tha
21. motherboards support the new generation memory Synchronous Dynamic Random Access Memory SDRAM which increases the data transfer rate from 264MB s max using EDO memory to 528MB s max Double the IDE Transfer Speed ASUS TXP4 series of motherboards with Intel 430TX PCIset improves IDE transfer rate using Bus Master UltraDMA 33 IDE which can handle data transfers up to 33MB s This new technology is compatible with existing ATA 2 IDE specifications so there is no need to up grade current hard disk drives or cables e Concurrent PCI Concurrent PCI allows multiple PCI transfers from PCI mas ter busses to memory to CPU e ACPI Ready ACPI Advanced Configuration and Power Interface is also imple mented on all ASUS 430TX series of motherboards ACPI provides more En ergy Saving Features for future operating systems OS supporting OS Direct Power Management OSPM functionality With these features implemented in the OS PCs can be ready around the clock yet satisfy all the energy saving standards To fully utilize the benefits of ACPI an ACPI supported OS such as the successor to Windows 95 must be used e PC OI Compliant Both the BIOS and hardware levels of ASUS TXP4 series of motherboards meet PC 97 compliancy The new PC 97 requirements for systems and components are based on the following high level goals support for Plug and Play compatibility and power management for configuring and managing all system components a
22. of Communications ASUS TXP4 User s Manual How this Manual is Organized L II Ill IV V VI I INTRODUCTION S v Introduction Contents and checklist p Features Product information and specifications Y Installation Instructions on setting up the motherboard k BIOS Software Instructions on setting up the BIOS software R Support Software Information on the included support software 1 ASUS SCSI Card Installation of an optional ASUS SCSI card VII ASUS I A16C Audio Card Installation of an optional 16 bit audio card Item Checklist Check that your package is complete If you discover damaged or missing items contact your retailer M A A A AW UI DUR ASUS TXP4 motherboard 2 serial port ribbon cables with mounting brackets 1 parallel ribbon cable with mounting bracket 1 IDE ribbon cable 1 floppy disk ribbon cable ASUS TXP4 Support Disc Flash Memory Writer utility to update the FLASH BIOS Desktop Management Interface DMI utility e Audio drivers and utilities included with ASUS I A16C audio bundle e Readme files for descriptions and use of the files e Technical Support Form User s Manual Audio section included with ASUS I A16C audio bundle USB PS 2 mouse and IR cable with mounting bracket set optional ASUS PCI SC200 Fast SCSI or PCI SC860 Ultra Fast SCSI card optional ASUS J A16C audio card optional ASUS TXP4 User s Manual 7 Il FEATURES Features of the ASUS TXP4 Motherb
23. place the system in sleep mode No Function disables the ATX switch of any functions under 4 seconds Regardless of the setting holding the ATX switch for more than 4 seconds will power off the system PWR Up On Modem Act Enabled This allows the settings of Enabled or Disabled for powering up the computer turns the ATX power supply on when the modem begins receiving or transmitting data while the computer is off AC PWR Loss Restart Disabled This item allows you to set whether you want your system to boot up after the power has been interrupted Disabled leaves your system off after reapplying power and Enabled boots up your system after replying power PM Timers Disabled This section controls the time out settings for the Power Management scheme The fields included in this section are HDD Power Down which places the hard disk into its lowest power consumption mode and the Doze Standby and Suspend sys tem inactivation modes The system automatically wakes up from any power saving mode when there is system activity such as when a key is pressed from the keyboard or when there is activity detected from the enabled IRQ channels HDD Power Down shuts down any IDE hard disk drives in the system after a pe riod of inactivity This time period is user configurable to 7 15 Mins or Disable This feature does not affect SCSI hard disks The Doze Mode Standby Mode and Suspend Mode fields set the period of time after
24. the notched end of the SIMM memory modules B D coo CH 72 Pin SIMM Sockets Press the memory module firmly into place starting from a 45 degree angle making sure that all the contacts are aligned with the socket With your fingertips rock the memory module into a vertical position so that it clicks into place The plastic guides should go through the two mounting holes and the metal clips should snap Suppori Clip 72 Pin DRAM in SIMM Socket Safety Tab This Side Only i Mounting Hole To release the memory module squeeze both metal clips outward and rock the module out of the metal clips ASUS TXP4 User s Manual 19 System Menory S Il INSTALLATION DIMM Installation Insert the modules as shown Because the number of pins are different on either side of the breaks the modules will only fit in the orientation as shown SIMM modules have the same pin contacts on both sides DIMM modules are longer and have dif ferent pin contacts on each side and therefore have a higher pin density
25. to abort This feature does not affect the fields on the Standard CMOS Setup screen WOH PELIS BCG kb RK ATI in Dap St T ER II III E a CRIT SETUP BAY LW Select tes Lhange Lala ASUS TXP4 User s Manual IV BIOS SOFTWARE Supervisor Password and User Password These two options set the system passwords Supervisor Password sets a pass word that will be used to protect the system and the Setup utility User Password sets a password that will be used exclusively on the system By default the system comes without any passwords To specify a password highlight the type you want and then press lt Enter gt A password prompt appears on the screen Taking note that the password is case sensitive and can be up to 8 alphanumeric characters long type in your password and then press lt Enter gt The system confirms your password by asking you to type it again After setting a password the screen automatically re verts to the main screen 1S FEATURES SETUP 1 EIER SEILIN ER Wn TE TEE Pn d HAMAGCHEMT SEI SE amp EXIT SETUP Lan S Select Lies Coho Tt iat Lhange Lalar To implement the password protection specify in the Security Option field of the BIOS Features Setup screen when the system will prompt for the password If you want to disable either password press lt Enter gt instead of entering a new password when the Enter Password prompt appears A message confirms the password has bee
26. which each of these modes activate At Max Saving these modes activate se quentially in the given order after 30 seconds at Min Saving after 40 minutes ASUS TXP4 User s Manual 45 IV BIOS SOFTWARE PNP and PCI Setup This PNP and PCI Setup option configures the PCI bus slots All PCI bus slots on the system use INTA thus all installed PCI cards must be set to this value NOTE SETUP Defaults are noted in parenthesis next to each function heading Details of PNP and PCI Setup PNP OS Installed No When Plug and Play operating systems OS are installed interrupts may be reas signed by the OS when Yes is selected When a non Plug and Play OS is installed or to prevent reassigning of interrupt settings select No Slot 1 2 3 4 IRQ Auto The first four fields on the screen set how IRQ use is determined for each PCI slot Slot 1 Right is nearest the memory sockets The default setting for each field is Auto which uses auto routing to determine IRQ use The other options are the manual settings of NA 5 7 9 10 11 12 14 or 15 for each slot PCI Latency Timer 32 PCI Clock 32 PCI Clock enables maximum PCI performance for this motherboard re 5 3 d d 9 a 46 ASUS TXP4 User s Manual IV BIOS SOFTWARE IRQ xx Used By ISA No ICU These fields indicate whether or not the displayed IRQ for each field is being used by a Legacy non PnP ISA card Two options are available No ICU a
27. 2 3 1 2 1 2 AMD K5 PR75 75MHz 1 5x 50MHz 2 3 2 3 2 3 1 2 1 2 IBM Cyrix 6x86MX PR233 200MHz 3 0x 66MHz 2 3 1 2 2 3 1 2 2 3 IBM Cyrix 6x86MX PR200 166MHz 25x 66MHz 2 3 1 2 2 3 2 31 2 3 IBM Cyrix 6x86MX PR166 150MHz 25x 60MHz 1 21 2 3 2 3 2 3 2 3 IBM Cyrix 6x86 PR 166 133MHz 2 0x 66MHz 2 3 1 2 2 3 2 3 1 2 NOTE Only IBM or Cyrix Rev 2 7 or later is supported on this motherboard see next page Bootup screen will show 6x86 P166 with the Cyrix PR166 installed on this motherboard ASUS TXP4 User s Manual 17 18 II INSTALLATION 2 System Memory SIMM amp DIMM This motherboard supports four 72 pin 32 bit SIMMs Single Inline Memory Mod ules of 4 8 16 32 or 64MB to form a memory size between 8MB to 256MB The SIMMs can be either 60ns or 70ns Fast Page Mode FPM Asymmetric or Sym metric or Enhanced Data Out EDO BEDO amp Parity are not supported SIMMs must be installed in pairs so that each Row refer to motherboard layout for Row locations contains 64 bits of the same size and type of memory chips One side with memory chips of the SIMM module takes up half a Row on the motherboard Dual Inline Memory Modules DIMMs can be used when the SIMM sockets are not used Two sockets are available for 3 3 volt power level unbuffered Synchro nous DRAMs SDRAM or EDO DRAM of either 8 16 32 64 or 128MB to form a memory size between 8MB and 256MB One side wit
28. BIOS SOFTWARE Pin 20 is removed to prevent inserting in the wrong orientation when using ribbon cables with pin 20 plugged Pin 1 ss an Orient the red stripe to Pin 1 ey E L t a m Da 23 Secondary IDE Connector a L Primary IDE Connector IDE Hard Disk Drive Connectors TIP You can configure two hard disks to be both Masters using one ribbon cable on the primary IDE connector and another ribbon cable on the secondary IDE connector You may install one operating system on an IDE drive and an other on a SCSI drive and then select the boot disk through the BIOS Features Setup ASUS TXP4 User s Manual Ze 10 11 12 13 III INSTALLATION Message LED Lead MSG LED This indicates whether a message has been received from a fax modem The LED will remain lit when there is no signal and blink when there is data transfer or messages waiting in the inbox SMI Suspend Switch Lead SMI This allows the user to manually place the system into a suspend mode or Green mode where system activity will be instantly decreased to save electricity and ex pand the life of certain components when the system is not in use This 2 pin con nector connects to the case mounted suspend switch If the switch is not
29. CSI devices working under DOS Microsoft Win dows Microsoft Windows NT Novell NetWare and IBM OS 2 These drivers pro vide higher performance than the direct BIOS support To use these drivers you must install them into your system and add them to your system configuration files Driver support for SCSI devices used with SCO UNIX is also provided These drivers are included in the second SCO UNIX floppy disk Windows 95 support is also available using the device drivers included within the Windows software The ASUS PCI SC200 and ASUS PCI SC860 are Plug and Play adapters that are auto detected by BIOS and current operating systems that support Plug and Play features For information about these drivers and their usage please view the Readme files included in the driver packages ASUS PCI SC200 amp PCI SC860 SCSI Cards The ASUS PCI SC200 or the ASUS PCI SC860 may be bundled with your mother board or purchased separately Both cards provide the option of connecting internal or external SCSI devices for a total of 7 devices on each SCSI card TE KR i PCISCEHSO oe ET TK AE c ai Li WH EEEIEE CRNE E 1 kb ASUS TXP4 User s Manual 55 o a Y w 56 VI ASUS PCI SCSI Cards Setting Up the ASUS PCI SC200 amp PCI SC860 There are two jumper settings you may need to make on the ASUS PCI SC200 to set itup One setting assigns the PCI INT interrupt the other sets the card s termination The ASUS PC
30. D 7 has the highest priority and SCSI ID 0 has the lowest priority ASUS TXP4 User s Manual VII ASUS I A16C Audio Card NOTE The ASUS I A16C 16 bit ISA audio card comes with certain mother board bundles only and is not for sale separately Ge I A16C Audio Features Creative Labs VIBRA 16C PnP Audio Chip e Full Duplex Supports e 16 8 bit PCM 5KHz to 44 1KHz e Wave Table Upgradeable e Software Includes DOS and Window 3 1 Drivers Windows 95 Driver Wave Editor Wave OLE Quick CD Mixer Control Quick Player d d Unpacking and Handling Precautions WARNING Keep the ASUS I A16C stored in its anti static bag until you are ready to install it in your system The ASUS I A16C is easily damaged by static electricity Observe the following precautions while unpacking and handling the board e Before handling the board discharge static electricity from your body by touch ing an unpainted area of the system s metal chassis While installing the board ground yourself frequently to discharge any static electricity that may accu mulate in your body e After removing the board form the anti static bag place it on a grounded sur face with the components facing up e Check the board for damage If any socketed component appears loose press firmly but carefully to seat the chip in its socket Otherwise avoid touching the components on the board Always handle the board by the edges ASUS TXP4 User s Manual 59 VII AS
31. ESET PANEL p 27 Reset Switch Lead 2 pins 11 PWR LED PANEL p 27 System Power LED Lead 3 pins 12 KEYLOCK PANEL p 27 Keyboard Lock Switch Lead 2 pins 13 SPEAKER PANEL p 27 Speaker Output Connector 4 pins 14 USB MIR p 28 USB PS 2 Mouse Infrared Module Connector 18 pin block 15 IR p 28 Second Infrared Port Module Connector 5 pin block 16 PS 2 PWR CON p 29 AT Power Supply Connector 12 pin block 17 ATX PWR CON p 29 ATX Power Supply Connector 20 pin block 18 IDELED p 30 IDE Activity LED ASUS TXP4 User s Manual 13 S 14 Il INSTALLATION Installation Steps Before using your computer you must complete the following steps Set Jumpers on the Motherboard Install DRAM Modules Install the Central Processing Unit CPU Install Expansion Cards Connect Ribbon Cables Cabinet Wires and Power Supply Set Up the BIOS Software aw SS P m 1 Jumpers Several hardware settings are made through the use of jumper caps to connect the jumper pins on the motherboard See layout of motherboard on page 12 for locations of jumpers The jumper settings will be described numerically such as 1 2 2 3 for no connection connect pins 1 amp 2 and connect pins 2 amp 3 respectively Pin 1 is always on top or on the left when holding the motherboard with the keyboard connector away from you A 1 is written beside pin 1 on jumpers with three pins The jumpers
32. I SC860 has no jumper settings but you should read the Terminator Requirements Setting the INT Assignment for the ASUS PCI SC200 You must use PCI INT A setting in order to properly assign the ASUS PCI SC200 s interrupt On the ASUS PCI SC200 you assign the INT by setting jumper JP1 or JP2 The default setting for the card already is INT A so you do not need to change the setting to use the ASUS PCI SC200 with this motherboard JPUP JPUP JPJP JPJP 12 12 12 12 D I vis GE LR SI iz Gah GB INTA Def INT B INTC INT D Interrupt Settings A B C or D Terminator Requirements for SCSI Devices SCSI devices are connected together in a chain by cables Internal devices con nect to the ASUS PCI SC200 or ASUS PCI SC860 with a fifty pin flat ribbon cable External devices connect to the external port with a SCSI 2 cable If there are more than one internal or external devices additional devices are connected with cables to form a daisy chain Terminating the devices on the ends of the SCSI Bus chain is necessary for SCSI devices to work properly Termination of the devices between the ends must be Disabled ASUS TXP4 User s Manual VI ASUS PCI SCSI Cards Terminator Settings for the ASUS PCI SC860 Many SCSI devices including the ASUS PCI SC860 use a set of onboard terminat ing resistors to terminate the devices at the ends automatically Automatic termina tion requires that the SCSI devices be conn
33. MA Channels for ISA Cards Some ISA cards both legacy and PnP may also need to use a DMA Direct Memory Access channel DMA assignments for this motherboard are handled the same way as the IRQ assignment process described earlier You can select a DMA channel in the PCI and PnP configuration section of the BIOS Setup utility IMPORTANT To avoid conflicts reserve the necessary IRQs and DMAs for legacy ISA cards under PNP AND PCI SETUP of the BIOS SOFTWARE choose Yes in IRQ xx Used By ISA and DMA x Used By ISA for those IRQs and DMAs you want to reserve ASUS TXP4 User s Manual 23 6 DMA Channels Il INSTALLATION 5 External Connectors WARNING Some pins are used for connectors or power sources These are clearly separated from jumpers as shown in the motherboard layout page 12 Placing jumper caps over these pins will damage your motherboard IMPORTANT Connect ribbon cables such that the red stripe is on the pin side of the connector The four corners of the connectors are labeled on the motherboard Pin 1 is the side closest to the power connector on hard and floppy disk drives IDE ribbon cable must be less than 18in 46cm with the second drive connector no more than 6in 15cm from the first connector 1 Keyboard Connector 5 pin female This connector supports either a standard IBM compatible 101 102 key or 104 key keyboard Windows 95 compatible E Keyboard Connector 5 pin female
34. MB Onboard FDC Controller Enabled When enabled this field allows you to connect your floppy disk drives to the on board floppy drive connector instead of a separate controller card If you want to use a different controller card to connect the floppy drives set this field to Disabled Onboard FDC Swap A B This field allows you to reverse the hardware drive letter assignments of your floppy disk drives Two options are available Swap AB and No Swap If you want to switch drive letter assignments set this field to Swap AB and the swap will be controlled by the onboard chipset ASUS TXP4 User s Manual IV BIOS SOFTWARE Onboard Serial Port 1 3F8H IRQ4 Settings are 3FSH IRQ4 2F8H IRQ3 3ESH IRQ4 2E8H IRQ10 and Disabled for the onboard serial connector Onboard Serial Port 2 2F8H IRQ3 Settings are 3FSH IRQ4 2F8H IRQ3 3ESH IRQ4 2E8H IRQ10 and Disabled for the onboard serial connector Onboard Parallel Port 378H IRQ7 This field sets the address of the onboard parallel port connector You can select either 3BCH IRQ 7 378H IRQ 7 278H IRQ 5 or Disabled If you install an I O card with a parallel port ensure that there is no conflict in the address assignments The PC can support up to three parallel ports as long as there are no conflicts for each port Parallel Port Mode ECP EPP This field allows you to set the operation mode of the parallel port The setting Normal allows normal speed operation but in one di
35. Q12 will be used for the PS 2 Mouse IRQ12 will be reserved for expansion cards if a PS 2 Mouse is not detected Disabled will reserve IRQ12 for expansion cards and therefore the PS 2 Mouse will not function PCI VGA Palette Snoop Disabled Some display cards that are nonstandard VGA such as graphics accelerators or MPEG Video Cards may not show colors properly The setting Enabled should correct this problem Otherwise leave this on the setup default setting of Disabled OS 2 Onboard Memory gt 64M Disabled When using OS 2 operating systems with installed DRAM of greater than 64MB you need to Enable this option otherwise leave this on the setup default of Disabled Video ROM BIOS Shadow Enabled This field allows you to change the video BIOS location from ROM to RAM Relocat ing to RAM enhances system performance as information access is faster than the ROM C8000 CBFFF to DC000 DFFFF Disabled These fields are used for shadowing other expansion card ROM If you install other expansion cards with ROMs on them you will need to know which addresses the ROMs use to shadow them specifically Shadowing a ROM reduces the memory available between 640KB and 1024KB by the amount used for this purpose ASUS TXP4 User s Manual IV BIOS SOFTWARE Boot Up NumLock Status On This field enables users to activate the Number Lock function upon system boot Boot Up System Speed High This has no function and should be left on the setup def
36. US I A16C Audio Card Layout and Connectors Panasonic Audio In Mitsumi Audio In PC Speaker In Wave Table Upgrade Sony Audio In Volume Control PC Speaker Out L g Speaker Out Line Out Line In Microphone MIDI Game OILV ISNSV IIA Connectors The audio input connectors are used when you wish to control software mixer set tings e g bass treble volume for CDs that are played with your CD ROM drive If the Audio Out from the CD ROM drive is not connected to the Audio In on the card you can only use the direct output located in the front panel of the CD ROM drive and adjust volume level by the knob CD Audio Connector Pin Definitions Sony Audio In Mitsumi Audio In Panasonic Audio In Pin Definition Pin Definition Pin Definition 1 Right Signal 1 Ground 1 Left Signal 2 Ground 2 Lett Signal 2 Ground 3 Ground 3 Ground 3 Right Signal 4 Left Signal 4 Right Signal PC Speaker In PC Speaker Out Volume Control Pin Definition Pin Definition Pin Definition 1 Mono Signal 1 Right Signal 1 Ground 2 Ground 2 Ground 2 Volume Up nee 3 Left Signal 3 Ground n ne 4 Ground 4 Volume Down nee on 5 Ground ASUS TXP4 User s Manual
37. Za XP4 Pentium Motherboard USER S MANUAL USER S NOTICE No part of this manual including the products and softwares described in it may be repro duced transmitted transcribed stored in a retrieval system or translated into any language in any form or by any means except documentation kept by the purchaser for backup purposes without the express written permission of ASUSTeK COMPUTER INC ASUS ASUS PROVIDES THIS MANUAL AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OR CONDITIONS OF MER CHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE IN NO EVENT SHALL ASUS ITS DIREC TORS OFFICERS EMPLOYEES OR AGENTS BE LIABLE FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES INCLUDING DAMAGES FOR LOSS OF PROFITS LOSS OF BUSINESS LOSS OF USE OR DATA INTERRUPTION OF BUSINESS AND THE LIKE EVEN IF ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES ARISING FROM ANY DEFECT OR ERROR IN THIS MANUAL OR PRODUCT Products and corporate names appearing in this manual may or may not be registered trade marks or copyrights of their respective companies and are used only for identification or explanation and to the owners benefit without intent to infringe e Intel LANDesk and Pentium are registered trademarks of Intel Corporation e IBM and OS 2 are registered trademarks of International Business Machines e Symbios is a registered tra
38. ault Typematic Rate Setting Disabled When enabled you can set the two typematic controls listed next Setup default setting is Disabled Typematic Rate Chars Sec 6 This field controls the speed at which the system registers repeated keystrokes Op tions range from 6 to 30 characters per second Setup default setting is 6 other settings are 8 10 12 15 20 24 and 30 Typematic Delay Msec 250 This field sets the time interval for displaying the first and second characters Four delay rate options are available 250 500 750 and 1000 Chipset Features Setup This Chipset Features Setup option controls the configuration of the board s chipset Control keys for this screen are the same as for the previous screen 8 gt 2010 gl ER EH o PINK Rode enn HINN Mode U D rt Shun Uat aia l NOTE SETUP Defaults are noted in parenthesis next to each function heading Details of Chipset Features Setup Auto Configuration 60ns DRAM The default setting of 60ns DRAM sets the optimal timings for items 2 through 9 for 60ns DRAM modules If you are using 70ns DRAM modules you must change this item to 7Ons DRAM See section III for DRAM installation information ASUS TXP4 User s Manual 41 42 IV BIOS SOFTWARE SDRAM CAS Latency 3T If you use ASUS SDRAM DIMM modules you can set this to 2T for better perfor mance otherwise leave on default or check with your vendor for DIMM specs
39. available you can use the turbo switch SMI is activated when it detects a short to open mo ment leaving it shorted therefore will not cause any problems This may require one or two presses depending on the switch s position Wake up can be controlled through the BIOS but the keyboard will always wake up the SMI lead cannot wake up the system If you want to use this connector the Suspend Mode under Power Management Setup of the BIOS SOFTWARE must be set to Enable ATX Power Switch Soft Power Switch Lead PWR SW The system power can be controlled by a momentary switch connected to this lead Pressing the button once will switch the system between ON and SLEEP Pressing the switch while in the ON mode for more than 4 seconds will turn the system off The system power LED shows the status of the system s power Reset Switch Lead RESET This 2 pin connector connects to the case mounted reset switch to allow the restarting of your computer without having to turn it off This is a preferred method of restarting to prolong the life of the system s power supply System Power LED PWR LED This 3 pin connector connects the system power LED which lights when the system is powered on and blinks when it is in sleep mode Keyboard Lock Switch Lead System Power LED KEYLOCK This 2 pin connector connects to the case mounted keyboard lock switch to al low keyboard locking Speaker Connector SPEAKER This 4 pin connector connects to t
40. back on again Do this only however if the first two methods fail When you run Setup the CMOS SETUP UTILITY main program screen will ap pear with the following options E FEATURES SETI SE PASSHIRI Una 1 ALNTIRES SETIH mo niia EICH Uu HAHACGEHEHT SETIT SnR EHIT SETUP P HHU PCL RETUE KIT UI SUN LU KEE H05 DEL IW TS HOTTER Select Item oS Exil solu WOR gi Chang Lala ASUS TXP4 User s Manual 35 z g 8 g S d Q 36 IV BIOS SOFTWARE Load Defaults Load BIOS Defaults loads the minimized settings for troubleshooting Load Setup Defaults on the other hand is for loading optimized defaults for regular use Choosing defaults at this level will modify all applicable settings A section at the bottom of the preceding screen displays the control keys for this screen Take note of these keys and their respective uses Another section just below the control keys section displays information on the currently highlighted item in the list Standard CMOS Setup Standard CMOS Setup allows you to record some basic system hardware configu ration and set the system clock and error handling If the motherboard is already installed in a working system you will not need to select this option anymore How ever if the configuration stored in the CMOS memory on the board gets lost or damaged or if you change your system hardware configuration you will need to respecify the configuration values The configuration val
41. ck Write Enable position This is required only if prompted by the Flash Memory Writer Utility see BIOS SOFTWARE Programming BBLKW Boot Block Write Protect 1 2 Default Boot Block Write Enable 2 3 BBLKW BBLKW Boot Block Boot Bock Write Protect Write Enable R z Default Boot Block Programming 2 Real Time Clock RTC RAM RTCLR The CMOS RAM is powered by the onboard button cell battery To clear the RTC data 1 Turn off your computer and unplug the AC power 2 Move this jumper to Clear CMOS 3 Move the jumper back to Keep CMOS 4 Turn on your computer 5 Hold down lt Delete gt during bootup and enter BIOS setup to re enter user preferences Battery Test Jumper RTCLR You can test the battery s current by removing this jumper and attaching a cur rent meter to pins amp 2 J unpers 6 WARNING You must unplug the power cord to your power supply to ensure that there is no power to your motherboard The CMOS RAM containing BIOS setup information may be cleared by this action You must enter BIOS to Load Setup Defaults and re enter any user information after removing and reapply ing this jumper RTCRAM RTCLR Keep CMOS _ 1 2 Default Clear CMOS 2 3 momentarily
42. d B are 360KB 5 25 in 1 2MB 5 25 in 720KB 3 5 in 1 44MB 3 5 in 2 88MB 3 5 in None To enter the configuration value for a particular drive highlight its corresponding field and then select the drive type using the left or right arrow keys Floppy 3 Mode Support Disabled This is the Japanese standard floppy drive The standard stores 1 2MB in a 3 5 inch disk drive This is normally disabled but you may choose from either Drive A Drive B Both or Disabled Video EGA VGA Set this field to the type of video display card installed in your system The options are EGA VGA CGA 40 CGA 80 and Mono for Hercules or MDA If you are using a VGA or any higher resolution card choose EGA VGA Halt On All Errors This field determines which types of errors will cause the system to halt Choose from either All Errors No Errors All But Keyboard All But Diskette or All But Disk Key ASUS TXP4 User s Manual IV BIOS SOFTWARE BIOS Features Setup BIOS Features Setup consists of configuration entries that allow you to improve your system performance or let you set up some system features according to your preference Some entries are required by the motherboard s design to remain in their default settings Valin md BIOS Defoult balap Get oul NOTE SETUP Defaults are noted in parenthesis next to each function heading Details of BIOS Features Setup Virus Warning Disabled This field protects the boot sector
43. d to set up your specific card Expansion Card Installation Procedure oN DH 1 Read the documentation for your expansion card 2 Set any necessary jumpers on your expansion card 3 4 Remove the bracket on the slot you intend to use Keep the bracket for possible Remove your computer system s cover future use Carefully align the card s connectors and press firmly Secure the card on the slot with the screw you removed in step 4 Replace the computer system s cover Set up the BIOS if necessary such as IRQ xx Used By ISA Yes in PNP AND PCI SETUP Install the necessary software drivers for your expansion card Assigning IRQs for Expansion Cards Some expansion cards need to use an IRQ to operate Generally an IRQ must be exclusively assigned to one use In a standard design there are 16 IRQs available but most of them are already in use leaving 6 IRQs free for expansion cards ASUS TXP4 User s Manual Il INSTALLATION Both ISA and PCI expansion cards may require to use IRQs System IRQs are avail able to cards installed in the ISA expansion bus first then any remaining IRQs are available to PCI cards Currently there are two types of ISA cards The original ISA expansion card design now referred to as legacy ISA cards requires that you con figure the card s jumpers manually and then install it in any available slot on the ISA bus You may use Microsoft Diagnostics MSD EXE utility located in the Win
44. demark of Symbios Logic Corporation e Windows and MS DOS are registered trademarks of Microsoft Corporation e Sound Blaster AWE32 and SB 16 are trademarks of Creative Technology Ltd Adobe and Acrobat are registered trademarks of Adobe Systems Incorporated The product name and revision number are both printed on the board itself Manual revisions are released for each board design represented by the digit before and after the period of the manual revision number Manual updates are represented by the third digit in the manual revision number For previous or updated manuals BIOS drivers or product release information contact ASUS at http www asus com tw or through any of the means indicated on the following page SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR INFORMA TIONAL USE ONLY AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE AND SHOULD NOT BECONSTRUED AS A COMMITMENT BY ASUS ASUS ASSUMES NO RESPONSIBLITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL INCLUDING THE PROD UCTS AND SOFTWARES DESCRIBED IN IT Copyright 1997 ASUSTeK COMPUTER INC All Rights Reserved Product Name ASUS TXP4 Manual Revision 1 00 Release Date May 1997 ASUS TXP4 User s Manual CONTACT INFORMATION ASUSTeK COMPUTER INC Marketing Info Address 150 Li Te Road Peitou Taipei Taiwan 112 ROC Telephone 886 2 894 3447 Fax 886 2 894 3449 Email info asus com t
45. e NOTE Update BIOS Main Block from File and Update BIOS Including Boot Block and ESCD require that the system is running in real mode This utility will not operate if the system is under protected mode or virtual mode You must boot from a system floppy disk without the AUTOEXEC BAT and CONFIG SYS files ASUS TXP4 User s Manual 33 IV BIOS SOFTWARE Managing and Updating Your Motherboard s BIOS Upon First Use of the Computer System 1 Create a bootable system floppy diskette by typing FORMAT A S from the DOS prompt without creating AUTOEXEC BAT and CONFIG SYS files 2 Copy PFLASH EXE to your new diskette 3 Run PFLASH EXE from your new diskette and select option 1 Save Current BIOS to File Enter the Current BIOS Revision for the file name Updating BIOS Procedures only when necessary IMPORTANT Flash type may be SST or INTEL If unknown is displayed after Flash type then this ROM chip is not programmable or not supported by the PnP BIOS and therefore cannot be programmed by the Flash Memory Writer 1 Download an updated ASUS BIOS file from the Internet WWW or FTP or a BBS Bulletin Board Service see ASUS CONTACT INFORMATION on page 3 for details and save to the disk you created earlier 2 Turn off your computer and open the system cabinet to Boot Block Write Enable the Boot Block Programming jumper as shown in section III 3 Bo
46. ected in a straight linear connection or chain Connect SCSI devices to one or two of the SCSI connectors in a linear chain for auto termination of the ASUS PCI SC860 to be effective Other forma tions will cause your SCSI devices to not mount properly You must use the end of the ribbon cable when using the internal connector s to keep a linear path Additional Note The Symbios Logic SCSI Configuration Utility is a powerful tool If while using it you somehow disable all your controllers or cannot enter the configuration utility pressing Ctrl A after memory count during reboot allows you to recover and reconfigure Terminator Settings for the ASUS PCI SC200 The ASUS PCI SC200 on the other hand has active termination that you must set using jumper JP5 There are two settings terminated and not terminated as shown below Decide whether or not you need to terminate the ASUS PCI SC200 based on its position in the SCSI chain Only the devices at each end of the chain need to be terminated If you have only internal or only external devices connected to the ASUS PCI SC200 then you must terminate the ASUS PCI SC200 If you have both internal and external devices connected you must not terminate the card See the following example which illustrates this concept JP JP 5 5 Terminated Default Not Terminated Terminator Setting Terminated Not Terminated ASUS TXP4 User s Manual 57 M N vi
47. er s Manual 53 3 A S 3 V SUPPORT SOFTWARE Save MIFD You can save the MIFD normally only saved to flash ROM to a file by entering the drive and path here If you want to cancel save you may press ESC and a message Bad File Name appears here to show it was not saved Load MIFD You can load the disk file to memory by entering a drive and path and file name here Load BIOS Defaults G f g You can load the BIOS defaults from a MIFD file and can clear all user modified and added data You must reboot your computer in order for the defaults to be saved back into the Flash BIOS 54 ASUS TXP4 User s Manual VI ASUS PCI SCSI Cards Symbios SCSI BIOS and Drivers Aside from the system BIOS the Flash memory chip on the motherboard also con tains the Symbios SCSI BIOS This Symbios SCSI BIOS works in conjunction with the optional ASUS PCI SC200 controller card to provide Fast SCSI 2 interface when using compatible SCSI devices or the ASUS PCI SC860 SCSI controller cards to provide Ultra Fast SCSI 2 interface when using Ultra Fast SCSI 2 devices All SCSI devices you install on your system require driver software to function The Symbios SCSI BIOS directly supports SCSI hard disks under the DOS Win dows and OS 2 environments It also uses device drivers from the DOS floppy disk included in the ASUS PCI SC200 and ASUS PCI SC860 controller card packages to support hard disks and other S
48. ere is a blank area where one hole is missing from that corner of the square array of pin holes and a 1 printed on the motherboard next to that corner Because the CPU has a corner pin for three of the four corners the CPU will only fit in only one orientation as shown The picture is for reference only the CPU fan must cover the face of the processor With the added weight of the fan no force is required to insert the proces sor Once the processor is completely inserted hold down on the fan and close the socket s lever IMPORTANT You must set jumpers for CPU to BUS Frequency Ratio and jumpers for BUS Frequency Selection depending on the processor that you will install foot ll COO TTT D omm ea ZIF Socket 7 with Pentium Processor ASUS TXP4 User s Manual 21 6 a E d 9 Q S 22 II INSTALLATION 4 Expansion Cards WARNING Unplug your power supply when adding or removing expansion cards or other system components Failure to do so may cause severe damage to both your motherboard and expansion cards First read your expansion card documentation for hardware and software settings that may be require
49. h memory chips of the DIMM module takes up one Row on the motherboard IMPORTANT Memory speed is set up through Auto Configuration in the BIOS Chipset Setup of the BIOS SOFTWARE If both 60ns and 70ns memory are used set Auto Configuration to 70ns Do not use memory modules with more than 24 chips per module Modules with more than 24 chips exceed the design specifications of the memory subsystem and will be unstable Memory Socket SIMM Memory Module Total Memory SIMM Sockets 1 amp 2 4MB 8MB 16MB 32MB 64MB x2 Rows 0 amp 1 72 pin FPM or EDO SIMM DIMM Sockets must be empty SIMM Sockets 3 amp 4 4MB 8MB 16MB 32MB 64MB x2 Rows 2 amp 3 72 pin FPM or EDO SIMM DIMM Sockets must be empty Total System Memory Max 256MB f WARNING DO NOT install both SIMMs and DIMMs at the same time or else you will burn the memory chips Mixing SIMMs and DIMMs require 5 0 volt signal level tolerant memory chips which are currently unavailable Memory Socket DIMM Memory Module in Total Memory 8MB 16MB 32MB 64MB 128MB x1 168 pin SDRAM or EDO DIMM SIMM Sockets must be empty 8MB 16MB 32MB 64MB 128MB xl 168 pin SDRAM or EDO DIMM SIMM Sockets must be empty Total System Memory Max 256MB ASUS TXP4 User s Manual Il INSTALLATION SIMM Installation i The SIMM memory modules will fit in only one orientation as shown because the plastic safety tab on one end of the SIMM sockets requires
50. he case mounted speaker sus i Message eu Power LED SMI Lead Se Keyboard Lock ATX Power Switch Speaker Connector Required with an ATX power supply 5 NC GN 20A KEE H D D lin il System Panel Connectors ASUS TXP4 User s Manual Gog g ele 4 6 27 Il INSTALLATION 14 USB PS 2 Mouse Infrared IrDA Module Connector 18 pin block 15 28 If you want to use USB PS 2 mouse or infrared devices you need to purchase an external connector set The external connector set connects to the 18 pin block and mounts to an open slot on your computer s chassis The system will direct IRQ12 to the PS 2 mouse if one is detected If not detected expansion cards can use IRQ12 See PS 2 Mouse Control in BIOS Features Setup and USB Function in PnP and PCI Setup of the BIOS SOFTWARE See Second Infrared connector for details on the infrared connector SES 1 9 REN CETELE i Infrared PS 2 1 USB 5Volt 10 USB 5Volt TRAA 2 USB Port 0 11 USB Port 1 3 USB Port 0 12 USB Port 1 USB 0 4 Ground 13 Ground 5 no connection 14 no c
51. igned to provide reasonable protection against harmful interference in a residential installa tion This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with manufacturer s instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interfer ence by one or more of the following measures e Re orient or relocate the receiving antenna e Increase the separation between the equipment and receiver e Connect the equipment to an outlet on a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help WARNING The use of shielded cables for connection of the monitor to the graph ics card is required to assure compliance with FCC regulations Changes or modifi cations to this unit not expressly approved by the party responsible for compliance could void the user s authority to operate this equipment Canadian Department of Communications Statement This digital apparatus does not exceed the Class B limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department
52. increase the block size to either 8K 16K 32K or 64K If you are using an ICU to accomplish this task leave ISA MEM Block BASE to its default setting of No ICU SYMBIOS SCSI BIOS Auto The default uses Auto settings for the onboard SCSI BIOS If you do not want to use the onboard SCSI BIOS choose Disabled ASUS TXP4 User s Manual 47 8 S PnP and PC ag 48 IV BIOS SOFTWARE Load BIOS Defaults This Load BIOS Defaults option allows you to load the troubleshooting default values permanently stored in the BIOS ROM These default settings are non opti mal and disable all high performance features To load these default settings high light Load BIOS Defaults on the main screen and then press lt Enter gt The system displays a confirmation message on the screen Press lt Y gt and then lt Enter gt to con firm Press lt N gt and then lt Enter gt to abort This feature does not affect the fields on the Standard CMOS Setup screen Load Setup Defaults This Load Setup Defaults option allows you to load the default values to the sys tem configuration fields These default values are the optimized configuration set tings for the system To load these default values highlight Load Setup Defaults on the main screen and then press lt Enter gt The system displays a confirmation message on the screen Press lt Y gt and then lt Enter gt to confirm Press lt N gt and then lt Enter gt
53. m 5 0V Ee ATX Power Connector ASUS TXP4 User s Manual 29 IL INSTALLATION 18 IDE Activity LED IDE LED This connector supplies power to the cabinet s IDE activity LED Read and Write activity by devices connected to the Primary or Secondary IDE connectors will cause the LED to light up pp memm TIP If the case mounted LED does not light try reversing the 2 pin plug el Cl IDE LED IDE Activity LED Lead z g d 30 ASUS TXP4 User s Manual Il INSTALLATION Power Connection Procedures After all jumpers and connections are made close the system case cover SCH E EH a E Make sure that all switches are in the off position as marked by Connect the power supply cord into your computer s power supply Connect the power cord into a power outlet that is equipped with a surge protector You may then turn on your devices in the following order a b C Your monitor External SCSI devices starting with the last device in the chain Your system power For ATX power supplies you need to switch on the power supply as well as press the ATX power switch on the front of the case The power LED on the front panel of the system case will light For ATX power supplies the system LED will
54. n gt D g Do 2 tf wb e e DS leg Dual Plane K6 266 P55C MX K6 166 200 K6 233 m LC 2 0Volts 2 8Volts 2 9Volts 3 2Volts E C e Single Plane P54C CS K5 P54C CS 6x86 B 3 4V STD 3 5V VRE CPU Vcore Voltage Selection 0 AIA L AIA z AIA 0 AIA L CIA z AIA 2 2 elo ou DIN Le e Jan 4 CPU External Frequency BUS Selection FSO FS1 FS2 These jumpers tell the clock generator what frequency to send to the CPU These allow the selection of the CPU s external frequency or BUS Clock The BUS Clock multi plied by the BUS Ratio equals the CPU s internal frequency the advertised CPU speed 5 CPU to BUS Frequency Ratio BF0 BF 1 These jumpers set the frequency ratio between the internal frequency of the CPU and the external frequency called the BUS Clock within the CPU These must be set together with the jumpers for CPU External BUS Frequency Selection 16 ASUS TXP4 User s Manual III INSTALLATION On D Joa DEE GA Mi Eos D le GA Mi w N DI DI Ww TI 7177 P54C K5 gt 1 5x 3 2 2 0x 2 1 2 P55C K6 MX gt 3 Se 2 0x 2 1 2 IBM Cyrix 6x86 gt 3 0x 3 1 2 0x 2 1 1 CPU BUS Frequency Ratio i i ER 2 LP oun AZA N san Dn aa ZNP ROW ooo KSE Sen EE
55. n disabled NOTE If you forget the password see CMOS RAM in section III for procedures on clearing the CMOS ASUS TXP4 User s Manual 49 50 IV BIOS SOFTWARE IDE HDD Auto Detection This IDE HDD Auto Detection option detects the parameters of an IDE hard disk drive and automatically enters them into the Standard CMOS Setup screen ROM PCI ISA BIOS CMOS SETUP UTILITY AWARD SOFTWARE INC lt lt TXP4 gt gt HARD DISKS TYPE SIZE CYLS HEAD PRECOMP LANDZ SECTOR MODE Primary Master Select Primary Master Option N Skip N OPTIONS SIZE CYLS HEAD PRECOMP LANDZ SECTOR MODE 849 849 849 823 1647 823 32 0 16 65535 32 65535 1646 1646 1646 63 63 63 LBA NORMAL LARGE like SCO UNIX must use NORMAL for installation ESC Skip Note Some OSes This screen could not be run from inside active programs and therefore could not be captured Up to four IDE drives can be detected with parameters for each listed inside the box To accept the optimal entries press lt Y gt or else select from the numbers dis played under the OPTIONS field 2 1 3 in this case to skip to the next drive press lt N gt If you accept the values the parameters will appear listed beside the drive letter on the screen The process then proceeds to the next drive letter Pressing lt N gt to skip rather than to accept a set of parameters causes
56. nd 32 bit device drivers and installation pro cedures for both Windows 95 and Windows NT ASUS TXP4 User s Manual 9 This page was intentionally left blank 10 ASUS TXP4 User s Manual ll FEATURES The ASUS TXP4 Motherboard USB PS 2 Mouse Infrared Serial Parallel Floppy Keyboard Oo l Super Multi 1 0 ke ime E 3 PCI Slots t F Si 2 ISA Slots F Sue 1 ISA PCI e T g Shared Slot MR eh ji pR BE E AT Power 4h i Connector Dm FE i Pen S ATX Power ii An a a Connector TH r D IDE Connectors 4 SIMM Sockets TTT ieee i 2 DIMM Sockets 7 Programmable Ces Flash ROM da ww Intel s 430TX PClset CPU ZIF Socket 7 ie anns le See CA Switching Voltage Regulators 512KB Pipelined Burst L2 Cache ASUS TXP4 User s Manual 11 Il INSTALLATION ASUS TXP4 Motherboard Layout oes DIMM Socket 2 64 bit 768 pin modute ai E BIMM Socket A 64 bit 3 ppes GM Socket A 32 bit 72 pin modtitey S SIMM Seeket 3 32 bit 72 pin module pe SIMM Seeket 2 32 bit 72 pin module z SIMM Seeket 1 E bit Med Set CH AT Power Input GERISIISIEEELEERRISISISSR Secondary IDE Ez Ejes Primary IDE PCI Slot 1 PCI Slot 2 PCI Slot 3 PCI Slot 4 oO Benmi S Flash BIOS BIOS Clock Freq SESSISISISRERRE COM 1 SS COM 2 HEHEHE Parallel Port Floppy Drives Hi 99999999999 Serial Ports USB PS 2 Mouse D HEHE IrDA Power Fan N x O O N E N
57. nd Yes The first option the default value indicates either that the displayed IRQ is not used or an ISA Configuration Utility ICU is being used to determine if an ISA card is using that IRQ If you install a legacy non PnP ISA card that requires a unique IRQ and you are not using an ICU you must set the field for that IRQ to Yes For example If you install a Legacy ISA card that requires IRQ 10 then set IRQ10 Used By ISA to Yes DMA x Used By ISA No ICU These fields indicate whether or not the displayed DMA channel for each field is being used by a legacy ISA card Available options include No ICU and Yes The first option the default setting indicates either that the displayed DMA channel is not used or an ICU is being used to determine if an ISA card is using that channel If you install a Legacy ISA card that requires a unique DMA channel and you are not using an ICU you must set the field for that channel to Yes ISA MEM Block BASE No ICU This field allows you to set the base address and block size of a Legacy ISA card that uses any memory segment within the C800 CC00 D000 D400 D800 and DC00 address range If you have such a card and you are not using an ICU to specify its address range select a base address from the six available options the ISA MEM Block SIZE field will then appear for selecting the block size If you have more than one Legacy ISA card in your system that requires to use this address range you can
58. oard The ASUS TXP4 motherboard is carefully designed for the demanding PC user who wants many features in a small package namely e Intel Chipset Features Intel s 430HX PClIset with I O subsystems e Versatile Processor Support Intel Pentium 75 233MHz PSSC MMX P54C P54CS IBM Cyrix 6x86 PR166 Rev 2 7 or later IBM Cyrix 6x86MX PR166 amp above AMD K5 PR75 PR133 AMD K6 PR166 PR233 e Versatile Memory Support Equipped with two DIMM sockets to support 8 128MB 168 pin 3 3 Volt SDRAM EDO memory modules up to 256MB or four SIMM sockets to support 4 64MB 72 pin Fast Page Mode FPM or Extended Data Out EDO memory modules up to 256MB SIMMs and DIMMs cannot be used at the same time e Easy Installation Incorporates BIOS that supports autodetection of hard disk drives PS 2 mouse and Plug and Play devices to make setup of hard disk drives expansion cards and other devices virtually automatic e Dual Power Supply Includes both AT and ATX power connectors onboard to support an AT or ATX power supply with soft on soft off features e ISA and PCI Expansion Slots Provides two 16 bit ISA slots three 32 bit PCI slots and one PCI ISA shared slot for either a PCI or ISA card e Super Mul HO Provides two high speed UART compatible serial ports and one parallel port with EPP and ECP capabilities Includes integrated keyboard controller Supports two of either 5 25 or 3 5 inch disk drives 1 44MB
59. onfiguration Utility Edit DMI or delete FG EckK DHL Configuration Utila REYV1_1 HRECIH Save IPO REES HIED Le 1105 Detail ts Hemd Sot taare Ire IWER Segan FAM T i Im DECH tice A Date LENTERT for detail Sian of bim IN Use the amp left right cursors to move the top menu items and the NN up down cursor to move between the left hand menu items The bottom of the screen will show the available keys for each screen Press enter at the menu item to enter the right hand screen for editing Edit component appears on top The reversed color field is the current cursor position and the blue text are available for editing The orange text shows auto detected information and are not available for editing The blue text Press ENTER for detail contains a second pop up menu is available use the plus minus keys to change the settings Enter to exit and save ESC to exit and not save If the user has made changes ESC will prompt you to answer Y or N Enter Y to go back to the left hand screen and save enter N to go back to left hand screen and not save If editing has not been made ESC will send you back to the left hand menu without any messages Notes A heading BIOS Auto Detect appears on the right for each menu item on the left side that has been auto detected by the system BIOS A heading User Modified will appear on the right for menu items that has been modified by the user ASUS TXP4 Us
60. onnection USB 1 di 6 PS 2 Mouse Clock 15 PS 2 Mouse Data E 7 Ground 16 Ground SCT 8 Reserved 17 Reserved m 9 Reserved 18 Reserved USB PS 2 Mouse IrDA Module Connector Optional USB MIR Second IrDA amp Fast IR Compliant Infrared Connector IR This connector supports the optional wireless transmitting and receiving infra red module This module mounts to a small opening on system cases that sup port this feature You must also configure the setting through UART2 Use Infra red in Chipset Features Setup to select whether UART2 is directed for use with COM2 or IrDA Use the five pins as shown below Back View and con nect a ribbon cable from the module to the motherboard according to the pin definitions ms For the infrared feature to be available you must connect an optional infrared module to the motherboard Front View Back View r a Ip Infrared Module Connector ASUS TXP4 User s Manual III INSTALLATION 16 AT Power Supply Connector 12 pin block This connector connects to a standard 5 volt power supply To connect the leads from the power supply ensure first that the power supply is not plugged Most power sup
61. or 2 88MB without an external card Supports Japanese standard Floppy 3 mode 3 5 inch disk drive 1 2MB and LS 120 floppy disk drives 3 5 inch disk drive 120 MB 1 44MB 720K e Desktop Management Interface DMI Supports DMI through BIOS which allows hardware to communicate within a standard protocol creating a higher level of compatibility Requires DMI enabled components See section V e PCI Bus Master IDE Controller Comes with an onboard Ultra DMA 33 Bus Master IDE controller with two connectors Supports four IDE devices more than 8 4GB in two channels up to 33MB sec IDE transfers and Enhanced IDE devices Also supports PIO Modes 3 and 4 and Bus Master IDE DMA Mode 2 BIOS supports IDE CD ROM or SCSI device bootup e Level 2 Cache Comes with onboard 512K Pipelined Burst SRAM e Optional PS 2 Mouse USB IrDA Connector Supports an optional cable and bracket set to connect it to an unused expansion slot on the system chassis A second IrDA connector is available for a standard infrared cable set e Symbios SCSI BIOS Supports optional ASUS SCSI controller card through onboard firmware e Audio Ready Supports optional onboard Creative Labs Audio with 3D sound e Optional IrDA Connector Supports an optional infrared port module for wire less interface 8 ASUS TXP4 User s Manual ll FEATURES Introduction to ASUS TXP4 Series of Motherboards Performance e SDRAM Optimized Performance The ASUS TXP4 series of
62. ot from the disk you created earlier 4 Atthe A V prompt type PFLASH and then press lt Enter gt 5 Enter 2 Update BIOS Main Block From File from the Main Menu or option 2 Update BIOS Including Boot Block and ESCD from the Advanced Features Menu if prompted by option 2 of the Main Menu 6 The program displays a second screen prompting you for the name of the BIOS file Type in the complete file name and extension of the new BIOS and then press lt Enter gt The utility then updates the BIOS file from disk B g WARNING If you encounter problems while updating the new BIOS DO NOT turn off your system since this might prevent your system from booting up Just repeat the process and if the problem still persists update the original BIOS file you saved to disk above If the Flash Memory Writer utility was not able to successfully update a complete BIOS file your system may not be able to boot up If this happens your system will need service 7 After successfully updating the new BIOS file exit the Flash Memory Writer utility and then turn off your system Set the jumper back to its default setting of Boot Block Write Protect 8 Turn on your computer and press lt Delete gt to enter BIOS setup You must select Setup Default to effect the new BIOS then you may set other items from the Main Menu 34 ASUS TXP4 User s Manual IV BIOS SOFTWARE 6 BIOS Setup The motherboard supports two
63. other IDE devices Each channel can support up to two hard disks the first of which is the master and the second is the slave Specifications for SCSI hard disks need not to be entered here because they operate using device drivers and are not supported by any BIOS If you install the optional PCI SC200 SCSI controller card into the motherboard see section VI for instruc tions If you install other vendor s SCSI controller card refer to the documentation that came with the card on how to install the required SCSI drivers For IDE hard disk drive setup you can e Use the Auto setting for detection during bootup e Use the IDE HDD AUTO DETECTION in the main menu to automatically enter the drive specifications Enter the specifications yourself manually by using the User option The entries for specifying the hard disk type include CYLS number of cylinders HEAD number of read write heads PRECOMP write precompensation LANDZ landing zone SECTOR number of sectors and MODE The SIZE field auto matically adjusts according to the configuration you specify The documentation that came with your hard disk should provide you with the information regarding the drive specifications ASUS TXP4 User s Manual 37 Standard CMOS R g d S 38 IV BIOS SOFTWARE The MODE entry is for IDE hard disks only and can be ignored for MFM and ESDI drives This entry provides three options Normal La
64. plies provide two plugs P8 and P9 each containing six wires two of which are black Orient the connectors so that the black wires are together m A N Se ao Power Connector Power Plugs from AT Power Connector on Motherboard Power Supply Using a slight angle align the plastic guide pins on the lead to their receptacles on the connector Once aligned press the lead onto the connector until the lead locks into place 17 ATX Power Supply Connector 20 pin block This connector connects to an ATX power supply The plug from the power supply will only insert in one orientation because of the different hole sizes Find the proper orientation and push down firmly making sure that the pins are aligned IMPORTANT Make sure that the ATX power supply can take at least 1OmA load on the 5 volt standby lead SVSB You may experience difficulty in pow ering on your system if your power supply cannot support the load Connectors ms ES go memm 3 3V E 3 3V 12 0V EEL 3 3V GND 2S GND PS ON a BON GND A GND GND ai m 5 0v GND F 3 GND 5 0V E Pw oK O m 5 0V M 5vsB
65. programmable Flash ROM chips 5 volts and 12 volts Either of these memory chips can be updated when BIOS upgrades are re leased Use the Flash Memory Writer utility to download the new BIOS file into the ROM chip as described in detail in this section All computer motherboards provide a Setup utility program for specifying the sys tem configuration and settings If your motherboard came in a computer system the proper configuration entries may have already been made If so run the Setup util ity as described later and take note of the configuration settings for future refer ence in particular the hard disk specifications If you are installing the motherboard reconfiguring your system or you receive a Run Setup message you will need to enter new setup information This section describes how to configure your system using this utility The BIOS ROM of the system stores the Setup utility When you turn on the com puter the system provides you with the opportunity to run this program This ap pears during the Power On Self Test POST Press lt Delete gt to call up the Setup utility If you are a little bit late pressing lt Delete gt POST will continue with its test routines thus preventing you from calling up Setup If you still need to call Setup reset the system by pressing lt Ctrl gt lt Alt gt lt Delete gt or by pressing the Reset button on the system case You can also restart by turning the system off and then
66. rection only EPP allows bidi rectional parallel port operation at maximum speed ECP allows the parallel port to operate in bidirectional mode and at a speed faster than the maximum data transfer rate ECP EPP allows normal speed operation in a two way mode ECP DMA Select 3 This selection is available only if you select ECP or ECP EPP in the Parallel Port Mode Select either DMA Channel 3 or Disabled UART2 Use Infrared Disabled When enabled this field activates the onboard infrared feature and sets the second serial UART to support the infrared module connector on the motherboard If your system already has a second serial port connected to the onboard COM connector it will no longer work if you enable the infrared feature By default this field is set to Disabled which leaves the second serial port UART to support the COM2 serial port connector See Second IrDA amp Fast IR Compliant Infrared Connector un der section III Onboard PCI IDE Enable Both You can select to enable the Primary IDE channel Secondary IDE channel Both or Disable both channels for systems with only SCSI drives IDE Ultra DMA Mode Auto This sets the IDE UltraDMA to be active when using UltraDMA capable IDE de vices The BIOS will automatically adjust or disable this setting for slower IDE devices so that Auto or high settings will not cause problems for older IDE devices Choose Disable if you do not want this feature for all devices IDE 0
67. rge LBA or Auto see below Set MODE to the Normal for IDE hard disk drives smaller than 528MB set it to LBA for drives over 528MB that support Logical Block Addressing LBA to allow larger IDE hard disks set it to Large for drives over 528MB that do not support LBA Large type of drive can only be used with MS DOS and is very uncommon Most IDE drives over 528MB support the LBA mode Autodetection of Hard Disks on Bootup For each field Primary Master Primary Slave Secondary Master and Secondary Slave you can select Auto under the TYPE and MODE fields This will enable auto detection of your IDE disk drives during bootup This will allow you to change your hard disks with the power off and then power on without having to reconfigure your hard disk type If you use older hard disks that do not support this feature then you must configure the hard disk in the standard method as described earlier using the User option NOTE After the IDE hard disk drive information has been entered into BIOS new IDE hard disk drives must be partitioned such as with FDISK and then formatted before data can be read from and write on Primary IDE hard disk drives must have its partition set to active also possible with FDISK NOTE SETUP Defaults are noted in parenthesis next to each function heading Drive A Drive B None These fields record the types of floppy disk drives installed in your system The available options for drives A an
68. t updates the BIOS by uploading a new BIOS file to the programmable flash ROM chip on the mother board To determine the BIOS version check the last four numbers of the code displayed on the upper left hand corner of your screen during bootup Larger num bers represent a newer BIOS file NOTE A binary BIOS file is no longer included with the support software Save the motherboard s BIOS file to a floppy disk as soon as your system is operational See Flash Memory Writer Utility in this section to Save Current BIOS to File Flash Memory Writer Utility ASUSTek PNP BIOS FLASH MEMORY WRITER V1 5 Copyright C 1995 ASUSTek COMPUTER INC Flash Type SST 29EE010 Current BIOS Revision 401A0 xxxx Choose one of the following 1 Save Current BIOS To File 2 Update BIOS Main Block From File 3 Advanced Feature Enter Choice 1 Press ESC To Exit xxxx denotes the current BIOS version stored in the Flash EPROM IMPORTANT Flash Type may also be INTEL 28F001BXT If unknown is shown after Flash type then this ROM chip is not programmable or not sup ported with the PnP BIOS and therefore cannot be programmed by the Flash Memory Writer Main Menu 1 Save Current BIOS To File Perform as soon as system is operational This option allows you to copy the contents of the Flash memory chip onto a disk This gives you a backup copy of the original motherboard BIOS in case you need to
69. the program to enter zeros after that drive letter If you are using another IDE controller that does not feature Enhanced IDE support for four devices you can only install two IDE hard disk drives Your IDE controller must support the Enhanced IDE features to use Drive E and Drive F The onboard PCI IDE controller supports Enhanced IDE with two connectors for connecting up to four IDE devices If you want to use another controller that supports four drives you must disable the onboard IDE controller in the Chipset Features Setup screen When auto detection is completed the program automatically enters all entries you accepted on the field for that drive in the Standard CMOS Setup screen Skipped entries are ignored and are not entered in the screen If you are autodetecting a hard disk that supports the LBA mode three lines will appear in the parameter box Choose the line that lists LBA for an LBA drive Do not select Large or Normal The autodetection feature can only detect one set of parameters for a particular IDE hard disk Some IDE drives can use more than one set This is not a problem if the drive is new and there is nothing on it ASUS TXP4 User s Manual IV BIOS SOFTWARE IMPORTANT If your hard disk was already formatted on an older previous system incorrect parameters may be detected You will need to enter the cor rect parameters manually or use low level format if you do not need the data stored on the hard disk
70. ues usually get lost or cor rupted when the power of the onboard CMOS battery weakens PPD User configurable fields appear in a different color If you need information on the selected field press lt F1 gt The help menu will then appear to provide you with the information you need The memory display at the lower right hand side of the screen is read only and automatically adjusts accordingly ASUS TXP4 User s Manual IV BIOS SOFTWARE Details of Standard CMOS Setup Date To set the date highlight the Date field and then press either lt Page Up gt lt Page Down plus or minus signs on the numeric keypad to set the current date Follow the month day and year format Valid values are Month 1 to 12 Day 1 to 31 Year up to 2099 Time To set the time highlight the Time field and then press either lt Page Up gt lt Page Down gt plus or minus signs on the numeric keypad to set the current time Follow the hour minute and second format Valid values are Hour 00 to 23 Minute 00 to 59 Second 00 to 59 NOTE You can bypass the date and time prompts by creating an AUTOEXEC BAT file For information on how to create this file please refer to the MS DOS manual Hard Disk Drives This field records the specifications for all non SCSI hard disk drives installed in your system The onboard PCI IDE connectors provide Primary and Secondary chan nels for connecting up to four IDE hard disks or
71. w Technical Support Fax 886 2 895 9254 BBS 886 2 896 4667 Email tsd asus com tw WWW www asus com tw Gopher gopher asus com tw FIP ftp asus com tw pub ASUS ASUS COMPUTER INTERNATIONAL Marketing Info Address 721 Charcot Avenue San Jose CA 95131 USA Telephone 1 408 474 0567 Fax 1 408 474 0568 Email info usa asus com tw Technical Support BBS 1 408 474 0555 Email tsd usa asus com tw ASUS COMPUTER GmbH Marketing Info Address Harkort Str 25 40880 Ratingen BRD Germany Telephone 49 2102 445011 Fax 49 2102 442066 Email info ger asus com tw Technical Support BBS 49 2102 448690 Email tsd ger asus com tw Hotline 49 2102 499712 ASUS TXP4 User s Manual CONTENTS LINTRODUCTION ME 7 How this Manual is Organized aaa 7 Item Checklist EEN 7 M FEATURES Sena a a aaa aiii 8 Features of the ASUS TXP4 Motherboard ccsssssccseesecceenes 8 Introduction to ASUS TXP4 Series of Motherboards 9 The ASUS TXP4 Motherboard naaa 11 IL INSTALLATION Sema ea ea 12 ASUS TXP4 Motherboard Layout E 12 Installation Steps mn nana AAA a 14 EE 14 Jumper SSUES eebe eegenen 15 Compatible Cyrix CPU Identification 16 2 System Memory SIMM amp DIMM oseere 18 SIMM Installation EE 19 DIMM Installation E 20 3 Central Processing Unit CPU E 21 4 Expansion E 22 Expansion Card Installation Procedure
72. will also be shown graphically as BI to connect pins 1 amp 2 and C E to connect pins 2 amp 3 Jumpers with two pins will be shown as D for Short On and for Open Off For manufacturing simplicity the jump ers may be sharing pins from other groups Use the diagrams in this manual instead of following the pin layout on the board Settings with two jumper numbers require that both jumpers be moved together To connect the pins simply place a plastic jumper cap over the two pins as diagramed WARNING Computer motherboards and components such as sound cards con tain very delicate Integrated Circuit IC chips To protect them against damage from static electricity you should follow some precautions whenever you work on your computer 1 Unplug your computer when working on the inside Use a grounded wrist strap before handling computer components If you do not have one touch both of your hands to a safely grounded object or to a metal object such as the power supply case Hold components by the edges and try not to touch the IC chips leads or circuitry Place components on a grounded antistatic pad or on the bag that came with the component whenever the components are separated from the system ASUS TXP4 User s Manual Il INSTALLATION Jumper Settings 1 Flash ROM Boot Block Programming BBLKW This sets the operation mode of the boot block area of the Programmable Flash ROM to allow programming in the Boot Blo

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