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Tyan S1856

Tomahawk BX/A+

Motherboard User’s Manual

Revision 1.00

Copyright © Tyan Computer Corporation, 1999. All rights reserved. No part of this
manual may be reproduced or translated without prior written consent from Tyan
Computer Corp.

All registered and unregistered trademarks and company names contained in this
manual are propery of their respective companies including, but not limited to the
following.
AMIBIOS is a trademark of American Megatrend Incorporated.
Award is a trademark of Phoenix Technologies Ltd.
Windows is a trademark of Microsoft Corporation.
IBM, PC, AT, PS/2 are trademarks of IBM Corporation.
INTEL, Pentium II, Celeron are trademarks of Intel Corporation.
S1856 Tomahawk BX and Tomahawk A+ are trademarks of TYAN Computer
Corporation.

Information contained in this publication has been carefully checked for accuracy and
reliability. In no event will Tyan Computer be held liable for any direct or indirect,
incidental or consequential damage, loss of use, loss of data, or other malady resulting
from  errors or inaccuracies of information contained in this manual. The information
contained in this document is subject to change without notice.

PRINTED IN USA.

Содержание S1856

Страница 1: ...ark of Phoenix Technologies Ltd Windows is a trademark of Microsoft Corporation IBM PC AT PS 2 are trademarks of IBM Corporation INTEL Pentium II Celeron are trademarks of Intel Corporation S1856 Tomahawk BX and Tomahawk A are trademarks of TYAN Computer Corporation Information contained in this publication has been carefully checked for accuracy and reliability In no event will Tyan Computer be h...

Страница 2: ...stallation 18 EnsoniqAudio Connectors 18 ExternalSMI 18 Chassis IntrusionAlarm Connector 18 CMOSRTC 18 FlashEEPROM 18 Mounting the Motherboard in the Chassis 19 InstallingMemory 19 CacheMemory 23 Installing the CPU and Cooling Fan 23 Connecting IDE and Floppy Drives 24 Connecting the Power Supply 27 InstallingAdd on Cards 28 Connecting PS 2 USB Serial and Parallel Devices 28 FrequentlyAsked Questi...

Страница 3: ...UserPassword 58 FlashWriterUtility 59 4 SystemResources 62 BeepCodes 62 Troubleshooting System Problems 63 Displayed Error Messages 71 Appendix1 CPURetentionModuleOptions 74 Appendix2 Glossary 76 ...

Страница 4: ...rovides high performance capabilities that are ideal for a wide range of demanding applications such as CAD CAM CAE desktop publishing 3D animation and video production This system board in an ATX form factor offers far more features and expandability than Micro ATX models Some of the features included are onboard dual channel PCI PIO Bus Master IDE and UltraDMA 33 onboard floppy controller and on...

Страница 5: ...ion and expense Wherever possible we have included step by step instructions for setting up your system which are indicated by this icon However it is in your best interest to read an entire section and perhaps the entire manual before you begin to fiddle with your motherboard While we have alerted you to potential dangers in several places in the manual with this icon these warnings should not be...

Страница 6: ...nboard alarm for monitoring temperature supply voltages and fan speed Intel LANDesk Client Manager software optn Chassis intrusion detection capable ExpansionSlots One 32 bit AGP slot Five 32 bit PCI Bus Master slots Two 16 bit ISAslots One shared seven usable slots Physical Dimensions ATX design 12 inches x 8 2 inches S1856 requires Intel Venus compatible I O shield S1856SLA with sound requires I...

Страница 7: ...anced 3D sound SWS Wavetable synthesis built in Joystick Audio in Speaker Microphone connectors Only 384MB validated at time of print Software Specifications OS Operates with MS DOS Windows 3 x Windows for WorkGroup 3 x Windows 95 Windows 98 Windows NT OS 2 Novell Netware Solaris and SCO Unix Technical Support If a problem arises with your system you should turn to your dealer for help first Your ...

Страница 8: ...stributor or system vendor FIRST for any product problems This warranty only covers normal customer use and does not cover damages incurred during shipping or failure due to the alteration misuse abuse or improper maintenance of products For Resellers Only A receipt or copy of your invoice marked with the date of purchase is required before any warranty service can be rendered You can obtain servi...

Страница 9: ...S1856 Tomahawk BX A 9 INTRO This page left blank intentionally ...

Страница 10: ...stall your motherboard The mounting hole pattern of the S1856 matches the ATX system board specifications Your chassis should support a standard ATX mainboard form factor How to install our products right the first time What s the first thing I should do The first thing you should do is read this user s manual It contains important information which will make configuration and setup much easier He...

Страница 11: ...atic surface component side up Inspect the board for damage DONOTAPPLYPOWERTOTHEBOARDIFITHASBEENDAMAGED Press down on any of the socket ICs if it appears that they are not properly seated the board should still be on an antistatic mat Do not touch the bottom of the board Remember don t take any electronic device out of its protective bag until you are ready to actually install it into the computer...

Страница 12: ...stic jumper connector overtop of two adjacent jumper pins indicated by 1 2 or 2 3 The metal rod inside the plastic shell bridges the gap between the two pins completing the circuit See Figure 2 2 for more example of pin connections Figure 2 1 Figure 2 2 The tables and maps on the following pages will help you set the jumpers for CPU speed Infrared and external connector pin assignments among other...

Страница 13: ...or 3 volt lithium battery COM2 COM1 Printer Port PCI slot 2 PCI slot 3 AGP port PCI slot 4 PCI slot 5 ISA slot 2 ISA slot 1 Flash BIOS 1 J47 Intel 82443BX OR Via 82C693 PCI slot 1 Socket 370 CPU Intel 82371EB OR Via 82C596A FAN2 1 Secondary IDE connector Floppy drive connector ATX power connector ADM9240 EXTSMI 1 JP1 1 JP2 Ensoniq Audio PCI 1 J11 1 J13 J10 1 1 1 CON3 CON2 Joystick Line in Micropho...

Страница 14: ...s Socket 370 for Celeron CPU PS 2 Mouse Keyboard ports Floppy port ATX power supply header 5 PCI slots 2 ISA slots 2x AGP port Battery 2 USB ports 1 Parallel 2 Com ports 2 ch EIDE Intel 440BX or Via Apollo Pro Plus AGPset BIOS Audio ports Joystick Figure 2 4 Map of S1856 Features ...

Страница 15: ...pter 3 of this manual Presently all Celeron CPUs use a 66MHz bus speed Tyan does not recommend operating CPUs memory or PCI Bus at higher than rated speed Tyan takes no responsibility for any problems related to overclocking any bus or component on the system board Multiplier Bus Speed CPU speed JP10 JP11 JP12 JP13 set Jmprs on board set in BIOS 3 5 100 350 ON OFF OFF ON 4 100 400 OFF ON ON ON 66 ...

Страница 16: ... 15 16 VC C N o C o nnec t 17 18 N o C o nnec t PowerLED For 2 pin bicolor single color Use pins 2 4 For 3 pin bicolor Use pins 2 4 and GND pin 13 1 D Speaker Connector Jumper J48 The speaker should be connected to pins 1 4 of jumper J48 As default pins 3 4 of jumper J48 are connected to the internal buzzer 1 E Wake On LAN CON3 1 F Wake On Ring CON2 1 2 3 4 5 6 7 8 9 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 ...

Страница 17: ...ecting them to the Fan1 and or Fan2 connectors You will NOT be able to monitor your CPU fan with the other Fan connectors Soft Power Connector The Soft Power Connector is part of jumper block J47 The Tomahawk BX A uses the chipset for power management including turning on and off the system If the Power Button Function option in the BIOS Power Management Menu is set to On Off which is the default ...

Страница 18: ...agement Interface connector jumper JP16 is used by some plug in cards Certain applications associated with these plug in cards use the interface for hardware control and queries Chassis Intrusion Alarm Connector The J7 connector is an intrusion alarm that can be connected to the system chassis When active J7 is connected to the chassis this alarm will alert the system administrator anytime someone...

Страница 19: ... fastened to the case 3 Installing Memory Since TYAN boards are manufactured with performance in mind you should use add in components that match Some DIMM modules may seem to be high quality because of name or feel but that does not guarantee real world usability Some cheaper or OEM memory may have brand name components but they may contain inferior or substandard parts which do not meet the crit...

Страница 20: ...ws how to sit the DIMM into its slot To insert the DIMM push down vertically on the module with even force as shown in the photo Do not shove one end in first doing so will bend the DIMM pins To lock the DIMM into place push the plastic clips on either end of the slot onto the notches in the ends of the DIMM see Figure 2 6 on the next page To remove your DIMM simply pull the clips back and pull up...

Страница 21: ... 168 pin DIMMs Dual In line Memory Modules must be of the 3 3V unbuffered variety The position of the notch in the SDRAM key position will tell you whether or not a DIMM is unbuffered see the Figure 2 7 below All installed memory will be automati cally detected so there is no need to set any jumpers Figure 2 7 RFU Buffered Unbuffered 168 pin DIMM ...

Страница 22: ... M M I D 2 k n a B M M I D 3 k n a B M M I D l a t o T 1 x B M 8 0 0 B M 8 1 x B M 8 1 x B M 8 0 B M 6 1 1 x B M 8 1 x B M 8 1 x B M 8 B M 4 2 1 x B M 6 1 1 x B M 8 1 x B M 8 B M 2 3 1 x B M 6 1 1 x B M 6 1 1 x B M 8 B M 0 4 1 x B M 6 1 1 x B M 6 1 1 x B M 6 1 B M 8 4 1 x B M 2 3 1 x B M 6 1 1 x B M 6 1 B M 4 6 1 x B M 2 3 1 x B M 2 3 1 x B M 6 1 B M 0 8 1 x B M 2 3 1 x B M 2 3 1 x B M 2 3 B M 6 9...

Страница 23: ... with your fingers You should be able to insert the CPU into the socket with virtually zero force Do not press down hard on the CPU as you will bend or break pins Pin 1 on the CPU is denoted by a small dot on one of the corners and Pin 1 on the ZIF socket is denoted by an angled corner Never force a CPU into a socket Forcing a CPU to seat will bend the pins on the CPU and possibly damage the mothe...

Страница 24: ...o the fan connector There will be a plastic clip assembly similar to that of the ATX power connector that will force you to connect the fan cable correctly 5 Connecting IDE and Floppy Drives The colored stripe on a ribbon cable should face toward the battery on the motherboard Make sure that Pin 1 denoted by a red stripe is connected so that it is next to the power connector of the drive The prima...

Страница 25: ...e of the cable see Figure 2 11 on the following page Most of the current floppy drives on the market require that the colored stripe be positioned so that it is right next to the power connector In most cases there will be a key pin on the cable which will force you to connect the cable properly Drive A is usually attached to the end of the cable with the twist in it Drive B is usually connected t...

Страница 26: ... another single floppy drive to verify the problem or try another cable Also check to see if the onboard floppy is enabled in the BIOS Floppy Drive Fail message at bootup the cable floppy or motherboard may be faulty Try another cable or floppy drive to verify Light on the floppy is on constantly a dead giveaway that the cable is on backwards Reverse the cable at the motherboard end and try again ...

Страница 27: ...tor see Figure 2 14 below Make certain that you do not miss any pins because if you do you will void your warranty and cause damage to yourself or your motherboard when you turn the system on After connecting the power make sure the connector is seated firmly into its socket so it will not become loose or fall off when the computer is jostled or moved 7 Installing Add on Cards There are a few rule...

Страница 28: ...wer cord before installing your card Otherwise the motherboard may automatically power up when the card is inserted into the slot If you follow these basic guidelines there shouldn t be any problems with installation However if you do encounter any problems have a qualified professional install your cards for you or contact your card manufacturer Remember always read the manuals and installation n...

Страница 29: ...alled hot plugging and may damage your system Figure 2 17 at the top of the next page shows the ATX double row connectors on this board The Com and Printer ports as well as the other ports are labeled Note Only TYAN cables will work on this motherboard If you are using an existing case with old cables your system will not function properly Use only TYAN approved cables Youaredone Other than checki...

Страница 30: ...r the BIOS to program the 440BX s timing registers properly Your DIMM may not have the EEPROM chip on the module or the EEPROM may not contain the correct program Check with your memory vendor for details The figure on the following page shows a DIMM module with an EEPROM chip Q My system sometimes becomes unstable How should I check the system A The first thing to do is to check and see if you ha...

Страница 31: ...ture for 3D graphics The AGP slot eliminates the PCI bandwidth bottleneck by bypassing the PCI interface and accessing the system memory directly Currently theAGP supports 1X and 2X modes which yield bandwidths of 264MB s at 33MHz bus speed and 533MB s at 66MHz bus speed respectively Compare this with the mere 132MB s at 33MHz bus speed that you get with the PCI bus Q Does my operating system supp...

Страница 32: ...BM PC AT compatible personal computers It supports Intel x86 and compatible processors The BIOS provides critical low level support for the system central processing memory and I O subsystems The EliteBIOS has been customized by adding important but nonstandard features such as virus and password protection power management and detailed fine tuning of the chipset controlling the system The rest of...

Страница 33: ...nd you still wish to enter Setup restart the system to try again by turning it OFF then ON or pressing the RESET button on the system case You may also restart by simultaneously pressing Ctrl Alt and Delete keys If you do not press the keys at the correct time and the system does not boot an error message appears and you are again asked to PRESSF1TOCONTINUE DELTOENTERSETUP Setup Keys The table on ...

Страница 34: ... g n a h C s d r a w k c a b r o l o c t c e l e s o t 2 F t f i h S d r a w r o f r o l o c y e k 3 F u n e M p u t e S e g a P s u t a t S r o f y l n o r a d n e l a C y e k 4 F d e v r e s e R y e k 5 F S O M C m o r f e u l a v S O M C s u o i v e r p e h t e r o t s e R u n e M p u t e S e g a P n o i t p O r o f y l n o y e k 6 F S O I B m o r f e u l a v M A R S O M C t l u a f e d e h t d...

Страница 35: ...tility a Main Menu similar to the one shown below appears on the screen The Main Menu allows you to select from several Setup functions and two exit choices Use the arrow keys to select among the items and press enter to accept and enter the sub menu A brief description of each highlighted selection appears at the bottom of the screen Following is a brief summary of each Setup category ROM PCI ISA...

Страница 36: ...your system Supervisor User Password Change set or disable a password In BIOS versions that allow separate user and supervisor passwords only the supervisor password permits access to Setup The user password generally allows only power on access IDEHDDAutoDetection Automatically detect and configure IDE hard disk parameters HDDLowLevelFormat A utility for formatting hard disks LoadBIOSDefaults BIO...

Страница 37: ...is based on the 24 hour military time clock For example 1 p m is 13 00 00 Press the arrow keys to move to the desired field Press the PgUp or PgDn key to increment the setting or type the desired value into the field ROM PCI ISA BIOS 2A5LET59 STANDARD CMOS SETUP AWARD SOFTWARE INC Date mm dd yy Fri Jul 10 1998 Time hh mm ss 10 7 7 HARD DISKS TYPE SIZE CYLS HEAD PRECOMP LANDZ SECTOR MODE Primary Ma...

Страница 38: ...ive specifications Type The BIOS contains a table of pre defined drive types Each defined drive type has a specified number of cylinders number of heads write precompensation factor landing zone and number of sectors Drives whose specifications do not accommodate any pre defined type are classified as type user Size Disk drive capacity approximate Note that this size is usually slightly greater th...

Страница 39: ...y t i c a p a c e t y b a g e m 8 8 2 e v i r d d e d i s e l b u o d h c n i 2 1 3 A G V A G E r o F y a r r A s c i h p a r G o e d i V r e t p a d A s c i h p a r G d e c n a h n E s r e t p a d a r o t i n o m A G P r o A G V S A G E S A G V A G E 0 4 A G C e d o m n m u l o c 0 4 n i p u r e w o p r e t p a d A s c i h p a r G r o l o C 0 8 A G C e d o m n m u l o c 0 8 n i p u r e w o p r e ...

Страница 40: ... DOS operating system and conventional applications use this area Extended Memory Above the 1 MB boundary Early IBM personal computers could not use memory above 1 MB but current PCs and their software can use extended memory Other Memory Between 640 KB and 1 MB often called high memory DOS may load terminate and stay resident TSR programs such as device drivers in this area to free as much conven...

Страница 41: ...ect For DRAM 64MB Non OS2 ESC Quit Select Item F1 Help PU PD Modify F5 Old Values Shift F2 Color F6 Load BIOS Defaults F7 Load Setup Defaults BIOS Feature Setup Default Settings Chart Setting Option BIOS Default Setup Default Virus Warning Disabled Disabled CPU Internal Cache Enabled Enabled External Cache Enabled Enabled CPU L2 Cache ECC Checking Enabled Enabled Quick Pow er On Self Test Disabled...

Страница 42: ...AM into cache memory for even faster access by the CPU The External Cache field may not appear if your system does not have external cache memory CPU L2 Cache ECC Checking Enables Error Checking and correction ECC on the L2 cache onboard the CPU Quick Power On Self Test Select Enabled to reduce the amount of time required to run the power on self test POST A quick POST skips certain steps We recom...

Страница 43: ...bles multi sector transfers from the IDE drive in PIO mode GateA20Option Gate A20 refers to the way the system addresses memory above 1 MB ex tended memory When set to Fast the system chipset controls Gate A20 When set to Normal a pin in the keyboard controller controls Gate A20 Setting Gate A20 to Fast improves system speed particularly with OS 2 and Windows MemoryParity ECCCheck Select Enabled o...

Страница 44: ...d similar operating instructions that come with some expansion peripherals such as for example a SCSI adaptor Shadowing copies firmware from ROM into system RAM where the CPU can read it through the 16 bit or 32 bit DRAM bus Firmware not shadowed must be read by the system through the 8 bit X bus Shadowing improves the performance of the system BIOS and similar ROM firmware for expansion periphera...

Страница 45: ...ome fields Bank 0 1 DRAM Timing FP EDO 70ns Auto Detect DIMM PCI Clk Enabled Bank 2 3 DRAM Timing FP EDO 70ns Spread Spectrum Modulate Disabled Bank 4 5 DRAM Timing SDRAM 10ns CPU Host PCI Clock Default SDRAM Cycle Length 3 DRAM Clock Disabled Memory Hole Disabled Read Around Write Disabled Concurrent PCI Host Disabled System BIOS Cacheable Disabled Video RAM Cacheable Disabled AGP Aperture Size 6...

Страница 46: ... settings are Disabled 512KB 64KB or 15MB 16MB ReadAroundWrite Increases memory throughput ConcurrentPCI Host Allows access of multiple PCI devices simultaneously by the CPU Setting Option BIOS Default Setup Default Bank 0 1 DRAM Timing SDRAM 10ns SDRAM 8ns Bank 2 3 DRAM Timing SDRAM 10ns SDRAM 8ns Bank 4 5 DRAM Timing SDRAM 10ns SDRAM 8ns SDRAM Cycle Length 3 3 DRAM Clock Host CLK Host CLK Memory...

Страница 47: ...A2XAGP graphics card is required to enable this function PC 98LED When enabled the Power LED on the motherboard will be green when power is on yellow when in sleep mode and off when power is off OnChipUSB The chipset contains an integrated USB controller Select Enabled if you have USB peripherals AutoDetectDIMM PCICLK Allows you to manually select DRAM wait states or let wait states be auto detect...

Страница 48: ...bled HDD Power Down Disabled IRQ9 IRQ2 Redir Secondary Doze Mode Disabled IRQ10 Reserved Secondary Suspend Mode Disabled IRQ11 Reserved Secondary PM Events IRQ12 PS 2 Mouse Primary VGA OFF IRQ13 Coprocessor Disabled LPT COM LPT COM IRQ14 Hard Disk Primary HDD FDD ON IRQ15 Reserved Disabled DMA master OFF Modem Ring Resume Disabled RTC Alarm Resume Disabled Wake Up On LAN Disabled ESC Quit Select I...

Страница 49: ... y l l a u d i v i d n i e d o m h c a e t e S g n i w o l l o f n o i t c e s s r e m i T g n i v a S n i M h c a e n i r u o h 1 s i d o i r e p y t i v i t c a n I s g n i v a s r e w o p m u m i n i M e v i r d d r a h e h t t p e c x e e d o m Setting Option BIOS Default Setup Default VGA OFF OFF LPT COM LPT COM LPT COM HDD FDD ON ON DMA master OFF OFF ModemRing Resume Disabled Disabled RTC A...

Страница 50: ...mode HDDPowerDown After the selected period of drive inactivity 1 to 15 minutes the hard disk drive powers down while all other devices remain active H V k n a l B C N Y S s t r o p n o i t a z i n o r h c n y s l a t n o z i r o h d n a l a c i t r e v f f o s n r u t m e t s y S r e f f u b o e d i v e h t o t s k n a l b s e t i r w d n a S M P D t r o p p u S r e w o P y a l p s i D e h t s t ...

Страница 51: ...Select none or one or more ports whose activity is a PM event HDD FDD When On any hard drive or floppy drive activity is a PM event DMA master When On any DMA or bus master activity is a PM event ModemRingResume When Enabled an input signal on the serial Ring Indicator RI line in other words an incoming call on the modem awakens the system from Suspend mode RTCAlarmResume When Enabled you can set ...

Страница 52: ...d IRQ9 IRQ2Redir y r a m i r P y t i v i t c a Q R I s t c e t e d t i n e h w y l l u f p u s e k a w m e t s y s e h T y r a d n o c e S s i t s e u q e r t p u r r e t n i e h t t u b p u e k a w t o n s e o d m e t s y s e h T y l l a c i p y t e r a s t p u r r e t n i y r a d n o c e S d e s s e c o r p e l i h w m e t s y s e h t n i a t n i a m o t d e d e e n s e c i v e d g n i p e e k e...

Страница 53: ... Bursting Enabled PCI Master 0 WS Write Enabled PCI Delay Transaction Enabled PCI 2 Access 1 Retry Disabled AGP Master 1 WS Write Enabled AGP Master 1 WS Read Disabled PCI IRQ Activated By Level Assign IRQ for VGA Disabled Setting Option BIOS Default Setup Default PnPOS Installed No No Resources Controlled By Auto Auto Reset Configuration Data Disabled Disabled CPU to PCI Write Buffer Enabled Enab...

Страница 54: ...the following types depending on the type of device using the interrupt Legacy ISA Devices compliant with the original PCAT bus specification requiring a specific interrupt such as IRQ4 for serial port 1 PCI ISA PnP Devices compliant with the Plug and Play standard whether designed for PCI or ISA bus architecture DMA nAssignedto When resources are controlled manually assign each system DMA channel...

Страница 55: ...he controller peeks at the next instruction and actually begins the next read instruction When this field is Enabled the PCI bus master device is allowed to prefetch the next read instruction and initiate the next read operation PCI 2Access 1 Retry Select Enabled to rotate priority of PCI masters AGP Master 1 WS Write Select Enabled to add one clock tick toAGP write operations AGPMaster1WSRead Sel...

Страница 56: ...First PCI Slot Power On Function Button Only KBC Input Clock 8MHz Onboard FDD Controller Enabled Onboard Serial Port 1 3F8 IRQ4 Onboard Serial Port 2 2F8 IRQ3 ROM PCI ISA BIOS 2A5LET59 INTEGRATED PERIPHERALS AWARD SOFTWARE INC ESC Quit Select Item F1 Help PU PD Modify F5 Old Values Shift F2 Color F6 Load BIOS Defaults F7 Load Setup Defaults Setting Option BIOS Default Setup Default OnChip IDE Firs...

Страница 57: ...rts Modes 0 through 4 provide successively increased performance In Auto mode the system automatically determines the best mode for each device IDEPrimary SecondaryMaster SlaveUDMA UDMA Ultra DMA is a DMAdata transfer protocol that utilizesATA commands and the ATA bus to allow DMA commands to transfer data at a maximum burst rate of 33 MB s When you selectAuto in the four IDE UDMA fields for each ...

Страница 58: ...ial port offers infrared options in the next field UART2Mode Select an operating mode for the second serial port OnboardParallelPort Select a logical LPT port address and corresponding interrupt for the physical parallel port OnboardParallelMode Select a mode for the onboard parallel port PWRONAfterPWR Fail This option enables the system to 1 always power on when power is restored following a powe...

Страница 59: ...website The system BIOS is stored on a flash EEPROM chip on the mainboard which can be erased and reprogrammed by the FMW The following three files make up the FMW AWDFLASH EXE The Flash Memory Writer utility forAward to Award upgrade README TXT A text file of instructions S71AWXX BIN The new BIOS file This file name is subject to change and can have either a bin or rom extension The FMW records o...

Страница 60: ...d use one disk for both purposes 2 If you are using MS DOS 6 x you can use the feature that allows you to bypass the CONFIG SYS andAUTOEXEC BAT files You can access this feature by pressing F5 while the Starting MS DOS line is on the screen during boot up If you are uncertain whether or not you have a memory manager running try FMW If it works then there is no active memory manager on your system ...

Страница 61: ...stall it If you cannot successfully program the new BIOS file for some reason re install your original BIOS from the backup file Remember always reset the CMOS after flashing to a new BIOS see page 33 Warning If you do not successfully install a complete BIOS file in the flash memory on the mainboard your system may not be able to boot If this happens it will require service by your system vendor ...

Страница 62: ...cess are communicated through a series of audible beeps IfAMIBIOS POST can initialize the system video display it displays the error message Displayed error messages in most cases allow the system to continue to boot Displayed error messages are described on pages 71 72 See the top of the next page for the beep code chart ...

Страница 63: ... B K 4 6 e s a B B K 4 6 t s r i f n i e r u l i a f y r o m e M 4 l a n o i t a r e p O t o N r e m i T t o n s i 1 r e m i T r o y r o m e m f o B K 4 6 t s r i f e h t n i e r u l i a f y r o m e m A g n i n o i t c n u f 5 r o r r E r o s s e c o r P r o r r e n a d e t a r e n e g U P C e h T 6 e r u l i a F 0 2 A e t a G 2 4 0 8 e d o m d e t c e t o r p o t h c t i w s t o n n a C 7 r o r r...

Страница 64: ... t f o r o t c e s t s r i f e h t g n i d a e R A e v i r d n i e t t e k s i d y p p o l f a r o f g n i k o o L e t t e k s i d h F E A e v i r d n i e v i r d y p p o l f e h t g n i d a e r e l i h w d e r r u c c o r o r r e d a e r A h 0 F y r o t c e r i d t o o r e h t n i e l i f M O R T O O B I M A e h t r o f g n i h c r a e s t x e N h 1 F y r o t c e r i d t o o r e h t n i t o n s i...

Страница 65: ...r p h 2 1 2 d n a 1 s r e l l o r t n o c t p u r r e t n i d n a 2 d n a 1 s r e l l o r t n o c A M D g n i l b a s i d t x e N h 3 1 t x e N d e z i l a i t i n i n e e b s a h B t r o P d e l b a s i d n e e b s a h y a l p s i d o e d i v e h T t e s p i h c e h t g n i z i l a i t i n i h 4 1 t x e n n i g e b l l i w t s e t r e m i t 4 5 2 8 e h T h 9 1 t x e n t s e t h s e r f e r y r o ...

Страница 66: ... a r o f 1 7 e g a p e e S s e g a s s e m r o r r e n o i t a z i l a i t i n i s u b g n i y a l p s i D n o i t a m r o f n i h A 3 t i H e h t g n i y a l p s i D d e v a s d n a d a e r n e e b s a h n o i t i s o p r o s r u c w e n e h T t x e n e g a s s e m L E D h 0 4 t x e n s e l b a t r o t p i r c s e d e h t g n i r a p e r P h 2 4 e h t r o f e d o m d e t c e t o r p g n i r e t n...

Страница 67: ...a 0 2 A e h T t x e n g n i w o d a h s d n a n o i t a c o l e r n o g n i d n e p e d e z i s y r o m e m h 8 5 e h t g n i r a e l C g n i w o d a h s d n a n o i t a c o l e r r o f d e t s u j d a s a w e z i s y r o m e m e h T t x e n e g a s s e m L E D t i H h 9 5 d e y a l p s i d s i e g a s s e m T I A W e h T d e r a e l c s i e g a s s e m L E D t i H e h T t x e n t s e t r e l l o ...

Страница 68: ...l o r t n o c h 1 9 k s i d d r a h e h t g n i r u g i f n o C d e r u g i f n o c n e e b s a h r e l l o r t n o c e v i r d y p p o l f e h T t x e n r e l l o r t n o c e v i r d h 5 9 r o f 1 7 e g a p e e S t x e n 0 0 8 C m o r f s M O R n o i t p o s u b e h t g n i z i l a i t i n I n o i t a m r o f n i l a n o i t i d d a h 6 9 0 0 8 C t a M O R r o t p a d a e h t o t l o r t n o c g ...

Страница 69: ...d a h M O R n o i t p o 0 0 0 E e h t r e t f a d e r i u q e r n o i t a z i l a i t i n i h A A e h t g n i y a l p s i D d e t e l p m o c s a h l o r t n o c M O R n o i t p o 0 0 0 E r e t f a n o i t a z i l a i t i n I t x e n n o i t a r u g i f n o c m e t s y s h B A y r a s s e c e n f i e l b a t r o s s e c o r p i t l u m e h t g n i d l i u B h C A t x e n T S O P I M D g n i z i l ...

Страница 70: ...d c i t a t s e z i l a i t i n I 1 n o i t c n u F 0 1 0 0 s u b e h t n o s e c i v e d t u p t u o e z i l a i t i n I 2 n o i t c n u F 1 1 0 0 s u b e h t n o s e c i v e d t u p n i e z i l a i t i n I 3 n o i t c n u F 0 0 1 0 s u b e h t n o s e c i v e d L P I e z i l a i t i n I 4 n o i t c n u F 1 0 1 0 s u b e h t n o s e c i v e d l a r e n e g e t a i t i n I 5 n o i t c n u F 0 1 1 ...

Страница 71: ... R e v i t c e f e d s i y r o m e m e h c a C r o r r E r e m i T 2 H C 2 r e m i t n i r o r r e n a s i e r e h T s r e m i t o w t s a h m e t s y s T A n A e t a t S y r e t t a B S O M C w o L e h t e c a l p e R w o l s i r e w o p y r e t t a b e h T y r e t t a b a y b d e r e w o p s i M A R S O M C y r e t t a b m u s k c e h C S O M C e r u l i a F p u t e S S O I B N I W n u R e u l a...

Страница 72: ... h t d a e r n a c S O I B I M A s n o i t c u r t s n i n e e r c s e h t w o l l o f d n a e t t e k s i d t o o b r e h t o n a e s U t i h t i w m e t s y s s I d r a o b y e K t I k c o l n U d e k c o L e b t s u m m e t s y s e h T d e g a g n e s i m e t s y s e h t n o k c o l d r a o b y e k e h T t o o b o t e u n i t n o c o t d e k c o l n u r o r r E d r a o b y e K r e l l o r t n o...

Страница 73: ...S1856 Tomahawk BX A 73 SYSTEM This page intentionally left blank ...

Страница 74: ...s well as newer Pentium II s including Celeron OPTION1 Two different types of retention modules are included in the motherboard package For older versions of Pentium II use the retention module shown in Figure 1 For newer versions of Pentium II CPUs including Celeron use the retention module shown in Figure 2 Screws for the retention modules are provided Figure 1 Figure 2 Appendix 1 CPU Retention ...

Страница 75: ... 75 OPTION2 One universal retention module is included in the motheboard package This type of retention module adapts to both old and new Pentium II CPUs see Figure 3 Screws for the retention modules are provided Figure 3 ...

Страница 76: ...hannel runs at only 66MHz it supports data transmission during both the rising and falling ends of the clock cycle yielding an effective speed of 133MHz AT was the original form factor of IBM s PC ATAPI AT Attachment Packet Interface also known as IDE or ATA is a drive implementation that includes the disk controller on the device itself It allows CD ROMs and tape drives to be configured as master...

Страница 77: ...once to a disk drive While this improves system performance reading to or writing from a disk drive a single time is much faster than doing so repeatedly there is the possibility of losing your data should the system crash Informa tion stored in a buffer is temporarily stored not permanently saved A bus is a data pathway The term is used especially to refer to the connec tion between the processor...

Страница 78: ...ight different wires at the same time that is in parallel form eight bits at the same time DIMM Dual In line Memory Modules are a faster and more capacious form of RAM than SIMMs and do not need to be installed in pairs DIMM bank DIMM banks are sometimes called DIMM sockets because the physical slot and the logical unit are the same That is one DIMM module fits into one DIMM socket which is capabl...

Страница 79: ... low level software that controls the system hardware Form factor is an industry term for the size shape power supply type and external connector type of the PCB personal computer board or motherboard The standard form factors are the AT and ATX although TYAN also makes some Baby AT boards A Global timer is an onboard hardware timer such as the Real Time Clock Handshaking is a form of encryption O...

Страница 80: ... peripheral device and is waiting for the peripheral to send some data back peripherals tend to be slower than onboard system components NVRAM ROM and EEPROM are both examples of Non Volatile RAM memory that holds its data without power DRAM in contrast is volatile OEMs Original Equipment Manufacturers like Compaq or IBM package other companies motherboards and hardware inside their case and sell ...

Страница 81: ...g and Play devices require little set up to use Novice end users can simply plug them into a computer that is running on a Plug and Play aware operating system such as Windows 95 and go to work Devices and operating systems that are not Plug and Play require you to reconfigure your system each time you add or change any part of your hardware The term RAM Random Access Memory while technically refe...

Страница 82: ...more expensive In Standby mode the video and fixed disk drive shut down all other devices operate normally UltraDMA 33 is a fast version of the old DMA channel UltraDMA is also called UltraATA Without UltraDMA your system cannot take advantage of the higher data transmission rates of the new UltraATA hard drives Universal Serial Bus or USB is a versatile port This one port type can function as a s...

Страница 83: ...into an outlet on a circuit different from that of the receiver Consult the dealer or an experienced radio television technician for help NoticeforCanada This apparatus complies with the Class B limits for radio interference as specified in the Canadian Department of Communications Radio Interference Regulations Cet appareil est conforme aux normes de Classe B d interfer ence radio tel que spécifi...

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