American Megatrends MegaDual User Manual Download

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MegaDual

Pentium II

/Pentium III

PCI Motherboard

User's Guide

MAN-798

3/15/00

Summary of Contents for MegaDual

Page 1: ...MegaDual Pentium II Pentium III PCI Motherboard User s Guide MAN 798 3 15 00 ...

Page 2: ... any loss expenses or damages of any kind whatsoever whether direct indirect incidental or consequential arising from the design or use of this product or the support materials provided with the product Trademarks VESA is a registered trademark of the Video Electronics Standards Association Intel Pentium Pentium Pro and Pentium II Pentium III are registered trademarks of Intel Corporation MS DOS M...

Page 3: ...n the QLogic Menu 31 Step 11 Connect SCSI I O 48 Step 12 Install Drivers 53 Step 13 Test and Configure 54 2 AMIBIOS Setup 55 AMIBIOS Setup Menu 56 Section 1 Main Setup 57 Section 2 Advanced CMOS Setup 58 Section 3 Chipset Setup 77 Section 4 PCI PnP Setup 79 Section 5 Power Management Setup 83 Power Management 84 Section 6 Boot Setup 87 Section 7 Security Setup 91 AMIBIOS Password Support 91 Securi...

Page 4: ...and how to use the AMIBIOS that is specifically designed for this motherboard This manual is not meant to be read by the computer owner who purchases a computer with this motherboard It is assumed that you the computer manufacturer will use this manual as a sourcebook of information and that parts of this manual will be included in the computer owner s manual Disclaimer AMI certifies only that thi...

Page 5: ... installed as part of a system manufactured by a company other than AMI or you purchased an AMI product from an unauthorized reseller Call the technical support department of the computer manufacturer or the unauthorized reseller AMI does not provide direct technical support in this case If an American Megatrends motherboard fails to operate as described or you are in doubt about a configuration o...

Page 6: ...controller and the Intel 82559 LAN controller one CD containing the AMI ASM AMI Server Manager server management program Please refer to the ASM manual for information on how to use this program one termination card two VRM modules two retention mechanisms for the Pentium II Pentium III CPUs Warranty Card the American Megatrends MegaDual Pentium II Pentium III PCI Motherboard User s Guide ...

Page 7: ...xpansion slots an AGP PRO 4x connector 10 100 MB onboard LAN Warning Danger of Battery Shorting In PCI Slot 4 J11 some adapter cards with larger Ground brackets may short out the battery This is not a problem with most PCI adapter cards If there is a problem with the PCI adapter card the battery may drain and a CMOS error may occur Please make sure that the bracket mounting screws do not touch the...

Page 8: ...ency 100 MHz 33 MHz for 32 bit 66 MHz for 64 bit 133 MHz 33 MHz for 32 bit 66 MHz for 64 bit Onboard I O The MegaDual motherboard includes one onboard Qlogic 12160 dual 160M SCSI controller two 40 pin IDE connectors for 1 4 IDE drives a 34 pin floppy drive connector two serial port connectors a 25 pin parallel port connector a keyboard and PS 2 mouse dual mini two 4 pin USB ports on dual combo onb...

Page 9: ...Chapter 1 Hardware Installation 3 MegaDual PCI Motherboard Layout ...

Page 10: ...nge Remove the sponge and the anti static bag Place the motherboard on a grounded anti static surface component side up Save the original packing material 4 Inspect the motherboard for damage Press down on all ICs mounted in sockets to verify proper seating Do not apply power to the motherboard if it has been damaged 5 If the motherboard is undamaged it is ready to be installed Set Jumpers Set all...

Page 11: ...OS setup for more information Please contact American Megatrends technical support at 770 246 8600 to support a CPU running at other speeds Caution Both CPU slots must be fully populated at all times If you use only one CPU install the termination card in the second CPU location If the board is powered up with one empty CPU slot the CPU LED located at D3 on board graphic on page 3 will light up an...

Page 12: ... Voltage Regulator Modules VRMs are shipped with every MegaDual motherboard Each installed CPU requires its own VRM Even if you use only one CPU you can install both VRMs on the motherboard Caution Do not power up the MegaDual board if there is a CPU installed without a corresponding VRM ...

Page 13: ...n location U15 All Pentium II Pentium III CPUs are shipped with a heat sink and a CPU fan The connector from the CPU fan usually has three leads the black lead represents ground the red lead represents 12V the yellow lead represents tachometer output JP15 System Fan JP15 is a 3 pin berg The pinout is the same for JP15 as it is for JP13 and JP14 The chassis fan should provide a tachometer output on...

Page 14: ...ted Make sure you wear an antistatic wristband while installing the CPU Follow all antistatic procedures described on page 4 Termination CardThe MegaDual motherboard is shipped with a termination card that should be installed in the empty CPU slot if only one CPU is installed You must install the termination card in the empty CPU slot if installing only one Pentium II Pentium III CPU The motherboa...

Page 15: ...20 The minimum amount of system memory supported by the MegaDual PCI is 16 MB Each socket can hold one DIMM You can use 1 MB x 64 or 72 2 MB x 64 or 72 4 MB x 64 or 72 8 MB x 64 or 72 16 MB x 64 or 72 32 MB x 64 or 72 64 MB x 64 or 72 128 MB x 64 or 72 Memory must be installed one bank at a time The two modules in a bank must be exactly the same MegaDual supports up to 4 GB of system memory using ...

Page 16: ... DIMMs Place the motherboard on an anti static mat With the component side of the DIMM facing you firmly push the DIMM into the socket at an angle then push it up When properly inserted the DIMM clicks into place as the latching pins engage The DIMM installation process is shown below ...

Page 17: ...is where the motherboard is mounted The power supply is mounted at the far end of the chassis 3 Carefully slide the motherboard into the chassis Make certain the edge connectors fit the ports in the rear of the chassis The motherboard should rest level with the chassis 4 Place the mounting screws in the holes provided and tighten them If necessary shift the motherboard slightly to align the mounti...

Page 18: ... Boot block pgm JP5 page 15 IDE LED JP10 page 16 PS 2 keyboard and mouse combination J1 page 16 Chassis intrusion JP12 page 16 SCSI LED JP17 page 16 Clock spread enable JP16 page 17 Hardware reset switch JP6 page 17 Speaker JP9 page 17 Keyboard lock connector J12 page 17 USB RJ45 connector J2 page 18 Power on switch JP2 page 18 Safe mode boot option JP1 page 18 Parallel port connector J3A page 20 ...

Page 19: ... same pin on the connector end There may be more than one connector with the same color coded wires If so follow the wire to the switch or LED All motherboard components are outlined by a white rectangular box with a broad arrow at one end Pin 1 is always at the arrow end of the white outlined box as shown below External Battery Connector JP4 JP4 is the connector to the external battery The pinout...

Page 20: ...age depends upon system load For example 12V rating should be matched to the amount of the external load SCSI IDE or hard disks Attach the cables from the power supply to the power connector s on the motherboard ATX compatible power supplies can have either one or two 20 pin connectors You can use either one or both power connectors You can connect the ATX power supply to either J4 or J5 on the mo...

Page 21: ...3 4 Place a shorting bridge on pins 2 3 of JP3 5 Wait for five seconds 6 Remove the shorting bridge from pins 2 3 of JP3 7 Put the shorting bridge back on pins 1 2 of JP3 8 Turn on computer power again Since you drained power from CMOS RAM all system configuration information has been erased You must now re enter the system configuration information by running AMIBIOS Setup You must then reboot th...

Page 22: ... clock 3 13 14 Ground The mouse connector on top is a 9 pin MINIDIN The pinout is Pin Description Pin Description 7 Mouse data 8 12 N C 3 Keyboard ground 10 VCC 11 Mouse clock 9 15 16 Ground JP12 Chassis Door Intrusion JP12 is a 2 pin berg that can be used to attach a wire to the chassis door intrusion connector if the chassis has this feature The logic must be set so that Pin 1 and Pin 2 are shor...

Page 23: ...sed the system performs a hard reset Pin 2 is ground and Pin 1 is Hard Reset JP9 Speaker Connector JP9 is a four pin single inline berg that is optionally attached via a cable to a standard speaker Pin Description 1 Data out 2 N C 3 Ground 4 VCC J12 Keyboard Lock J12 is a 5 pin single inline berg that is attached via a cable to the keyboard lock connector or separate keyboard lock and Power LED co...

Page 24: ...nds them the system power supplies go into soft off state Once the system is in soft off state one push of this button turns the system back on JP1 Safe Mode Boot Option JP1 is a 2 pin single inline berg MegaDual uses AMIBIOS setup to control CPU speed If the CPU speed is set too high above the CPU stamped speed the system might not boot If the system does not boot perform the following procedure ...

Page 25: ...6 an IDE controller on the PCI bus the primary IDE connector is JP7 and the secondary IDE connector is JP8 and one floppy controller JP11 Conflicts AMIBIOS minimizes conflicts between onboard and offboard I O devices AMIBIOS automatically checks the adapter cards installed in the expansion slots on the MegaDual PCI motherboard for a hard disk or floppy controller and serial or parallel ports Cont ...

Page 26: ...terface supports the standard Centronics compatible parallel port the ECP Extended Capabilities Port and the EPP Enhanced Parallel Port port All parallel port settings must be correctly configured through the Advanced menu Port Configuration subscreen in AMIBIOS Setup Pin Signal Description Pin Signal Description 1 STROBE 2 PD0 3 PD1 4 PD2 5 PD3 6 PD4 7 PD5 8 PD6 9 PD7 10 ACK 11 BUSY 12 PE 13 SLCT...

Page 27: ...se I O port address and other serial port settings can be configured through the Advanced menu Port Configuration subscreen in AMIBIOS Setup The pinout for J3B S1 and J3B S2 is shown below Pin Signal Description Pin Signal Description 1 Carrier Detect 6 Data Set Ready 2 Receive Data 7 Request to Send 3 Transmit Data 8 Clear to Send 4 Data Terminal Ready 9 Ring Indicator 5 Ground 10 CUT PIN Cont d ...

Page 28: ...ler is installed Choose the Advanced menu Floppy Configuration subscreen to configure the floppy controller The motherboard supports up to two 720 KB 1 44 MB or 2 88 MB 3 drives and 360 KB and 1 2 MB 5 drives The connecting cable is a 34 pin ribbon connector with two 34 pin edge connectors for attaching the floppy disk drives There is a small twist in the cable between the floppy connectors The la...

Page 29: ... INDEX 9 GND 10 MOTOR0 11 GND 12 FDSEL1 13 GND 14 FDSEL0 15 GND 16 MOTOR1 17 GND 18 DIR 19 GND 20 21 GND 22 WDATA 23 GND 24 WGATE 25 GND 26 TRK0 27 GND 28 WRPROT 29 GND 30 RDATA 31 GND 32 HDSEL 33 GND 34 DSKCHNG Twist in Floppy Cable Floppy B to A Floppy B to A Floppy B to A Floppy B to A 10 to 16 12 to 14 14 to 12 16 to 10 11 to 15 13 to 13 15 to 11 Cont d ...

Page 30: ...erboard User s Guide 24 Step 9 Connect I O Continued IDE Drives Attach the IDE drives in the following manner Choose Advanced menu IDE Configuration subscreen in AMIBIOS Setup to enable the onboard IDE controller Cont d ...

Page 31: ...a 40 pin dual inline berg that connects an IDE drive to the primary onboard IDE connector This motherboard supports IDE Modes 0 1 2 3 and 4 IDE prefetch LBA Logical Block Address mode high capacity drives over 528 MB 32 bit data transfer and fast IDE transfer These IDE features are configured in Peripheral Setup in the AMIBIOS Setup utility Disable the onboard IDE interface in Advanced Setup IDE C...

Page 32: ...MIBIOS automatically detects the cable type and drive type so that it can enable the fastest IDE mode possible Primary Cable Type Primary Master Primary Slave Result 40 pin N A N A Highest possible mode is UDMA 2 or ATA33 80 pin UDMA 4 UDMA 4 Master slave are both set to UDMA 4 80 pin UDMA 4 UDMA 2 Master is set to UDMA 4 Slave is set to UDMA 2 80 pin UDMA 2 UDMA 4 Master is set to UDMA 2 Slave is...

Page 33: ... Use 1 RESET 2 GND 3 DATA7 4 DATA8 5 DATA6 6 DATA9 7 DATA5 8 DATA10 9 DATA4 10 DATA11 11 DATA3 12 DATA12 13 DATA2 14 DATA13 15 DATA1 16 DATA14 17 DATA0 18 DATA15 19 GND 20 KEY N C 21 REQ 22 GND 23 IOW 24 GND 25 IOR 26 GND 27 IDERDY 28 Pulldown 29 ACK 30 GND 31 INT14 32 N C 33 HA1 34 N C 35 HA0 36 HA2 37 CS0 38 CS1 39 IDEACT 40 GND Cont d ...

Page 34: ...two 80 pin IDE cables Although the cable is 80 pin the connectors are still 40 pin 80 pin cables are required to support UDMA 4 ATA66 IDE drives AMIBIOS automatically detects the cable type and drive type so that it can enable the fastest IDE mode possible Secondary Cable Type Secondary Master Secondary Slave Result 40 pin N A N A Highest possible mode is UDMA 2 or ATA33 80 pin UDMA 4 UDMA 4 Maste...

Page 35: ...in Use 1 RESET 2 GND 3 DATA7 4 DATA8 5 DATA6 6 DATA9 7 DATA5 8 DATA10 9 DATA4 10 DATA11 11 DATA3 12 DATA12 13 DATA2 14 DATA13 15 DATA1 16 DATA14 17 DATA0 18 DATA15 19 GND 20 KEY N C 21 REQ 22 GND 23 IOW 24 GND 25 IOR 26 GND 27 IDERDY 28 Pulldown 29 ACK 30 GND 31 INT15 32 N C 33 HA1 34 N C 35 HA0 36 HA2 37 CS2 38 CS3 39 N C 40 GND Cont d ...

Page 36: ...UND No connection No connection No connection GROUND Install Adapter Cards You can install any PCI adapter cards at this time Warning Danger of Battery Shorting In PCI Slot 4 some adapter cards with larger Ground brackets may short out the battery This is not a problem with most PCI adapter cards If there is a problem with the PCI adapter card the battery may drain and a CMOS error may occur Pleas...

Page 37: ...fault settings and other possible settings for each item How to access the QLogic Fast UTIL When you boot the system the information below displays Press Alt Q to access Fast UTIL AMIBIOS 1999 American Megatrends Inc Version 07 00 00 BIOS Date 02 08 00 16 32 05 Pres Del to run Setup WAIT QLogic Corporation QLA1216X PCI SCSI ROM BIOS Version 7 07 Press Alt Q for Fast UTIL Alt Q Detected Initializat...

Page 38: ... along with the I O address and Fast UTIL options The following pages take you through the options beginning with Configuration Settings The options to be selected are highlighted The submenus for each option are documented On this screen select Configuration Settings and press Enter The submenu for Configuration Settings displays as shown on the following page Cont d ...

Page 39: ...s screen displays the list of configuration settings You can select each item from the list to access a submenu and choose the options for that item Select Host Adapter Settings to set the configuration for the host adapter and press Enter The Host Adapter Settings screen displays as shown on the following page Cont d ...

Page 40: ...plays the list of host adapter settings The system provides the BIOS address BIOS revision number and interrupt level You can select the options for the other items beginning at Host Adapter BIOS Select each item that you want to change and press Enter A window displays the items Use the arrow keys and press Enter to select the setting Cont d ...

Page 41: ...d for the ROM BIOS to boot from the attached SCSI CD ROM if a bootable compact disk is installed The settings are Enabled or Disabled The default setting is Disabled Adapter Configuration The settings are Auto Manual or Safe The default is Auto If set to Auto the BIOS automatically configures the board to match any SCSI device that is attached to the board and select optimum performance If set to ...

Page 42: ... support this setting If it does not the result will be the same as Disabled 4 Gbyte Addressing The settings are Enabled or Disabled Fast Command Posting Set this to Enabled to maximize bus transfer performance The settings are Enabled or Disabled The default is Enabled Cont d ...

Page 43: ...evice Settings Select SCSI Device Settings and press Enter A window displays allowing you to select the SCSI device settings for SCSI Bus 0 or SCSI Bus 1 The SCSI Bus 0 Device Settings screen is shown below You can select a setting for each item for SCSI IDs 0 to 15 Press Tab to toggle between individual and group settings Use the arrow keys and press Enter to change settings Cont d ...

Page 44: ... cont d The third item on the Configuration Settings screen is SCSI Bus Settings Select SCSI Bus Settings and press Enter A window displays allowing you to select the SCSI bus settings for SCSI Bus 0 or SCSI Bus 1 The SCSI Bus 0 Settings screen is shown below Use the arrow keys and press Enter to change settings Cont d ...

Page 45: ... 6 7 8 9 10 11 12 13 14 or 15 seconds The default setting is 5 SCSI Bus Termination Select a setting for termination of the board Termination is required for the last SCSI device on each end of the SCSI bus The settings are Auto High only Enabled or Disabled With Auto termination the SCSI termination requirements are determined by the board and set automatically The Disabled setting disables termi...

Page 46: ...ure SCSI Devices Select Autoconfigure SCSI Devices and press Enter A window displays allowing you to select the Autoconfigure settings for SCSI Bus 0 or SCSI Bus 1 The Autoconfigure SCSI Devices screen is shown below You can select a setting for each item for SCSI IDs 0 to 15 Press Tab to toggle between individual and group settings Use the arrow keys and press Enter to change settings Cont d ...

Page 47: ...ed Configuration Settings Screen cont d The fifth item on the Configuration Settings screen is Selectable Boot Settings Select Selectable Boot Settings and press Enter The Selectable Boot Settings subscreen is shown below Use the arrow keys and press Enter to change settings Cont d ...

Page 48: ...d an IDE drive it looks for the first bootable SCSI drive When this option is disabled the SCSI Boot ID and SCSI Boot LUN parameters have no effect SCSI Bus The settings are 0 or 1 The default setting is 0 SCSI Boot ID The settings are 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 or 15 The default setting is 0 SCSI Boot LUN The settings are 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 or 15 The default setting is 0 C...

Page 49: ...on Settings screen is Raw NVRAM Data Non Volatile Random Access Memory The Raw NVRAM Data subscreen displays the NVRAM data and byte offset in hexidecimal format This information is for troubleshooting it cannot be modified Select Raw NVRAM Data and press Enter The subscreen is shown below Press Esc to return to the Configuration Settings screen Cont d ...

Page 50: ...he following information for the selected SCSI device ID Vendor name Product name Revision On the Fast UTIL Options screen select the second option Scan SCSI Bus and press Enter A window displays for you to select a SCSI bus After you select tje SCSI bus and press Enter the following screen displays The default ID for the Qlogic SCSI host adapter is 7 Cont d ...

Page 51: ...displays ID Vendor Product Revision On the Fast UTIL Options screen select the third option Scan Disk Utility and press Enter A window displays for you to select the SCSI bus After you select the SCSI bus and press Enter the following screen displays The default ID for the QLogic SCSI host adapter is 7 Note If there is no SCSI device connected to J16 when you select SCSI Bus 1 a message window dis...

Page 52: ...Menu Continued Select Host Adapter Screen You can use the Select Host Adapter screen to view the adapter type and I O address for the host adapter On the Fast UTIL Options screen select the fourth option Select Host Adapter and press Enter The following screen displays Cont d ...

Page 53: ...en You can use the Exit Fast UTIL screen to exit the QLogic menu On the Fast UTIL Options screen select the fifth option Exit Fast UTIL and press Enter The following screen displays You can reboot the system to activate the changed Qlogic settings or return to the Fast UTIL program to change the settings ...

Page 54: ...d primary bus P CABLE as specified in SCSI 3 Parallel Interface X3T9 2 Project 885 D revision 1 2b date July 2 1993 The cable assemblies that interface with this 68 pin connector are flat ribbon or twisted pair cable for connecting internal wide SCSI devices flat ribbon or twisted pair cable for connecting internal and external wide SCSI devices cable assembly for converting from internal wide SCS...

Page 55: ...4 10 19 20 44 DB 4 Data 5 11 21 22 45 DB 5 Data 6 12 23 24 46 DB 6 Data 7 13 25 26 47 DB 7 Data P 14 27 28 48 DB P Ground 15 29 30 49 Ground Ground DIFFSENS 16 31 32 50 Ground TERMPWR 17 33 34 51 TERMPWR TERMPWR 18 35 36 52 TERMPWR Reserved 19 37 38 53 Reserved Ground 20 39 40 54 Ground ATN 21 41 42 55 ATN Ground 22 43 44 56 Ground BSY 23 45 46 57 BSY ACK 24 47 48 58 ACK RST 25 49 50 59 RST MSG 26...

Page 56: ...x 2 695 SCSI length in storage box SCSI Cables More than Four Devices The total external SCSI cable length for single ended when using from five to eight Ultra SCSI devices max cap of device 25pf should be less than or equal to 1 5 meter SCSI signal length on AMI RAID SCSI length in storage box 1 5 meter 0 305 meter SCSI length in storage box 1 195 SCSI length in storage box Spacing Devices The SC...

Page 57: ...s The end devices must be located as close as possible to the terminators A simple rule is to place SCSI terminator after the last SCSI device on each of the SCSI connectors MegaDual automatically terminates the onboard SCSI connectors Stub length The stub length shall not exceed 0 1 meter The spacing of devices on the SCSI bus should be at least three times the stub length to avoid stub clusterin...

Page 58: ...ation at the cable ends If another connector on MegaDual is also used for the same channel the termination on MegaDual is disabled automatically and termination should be set on the device at the farthest end of the cable For a disk array set SCSI bus termination so that removing or adding a SCSI device does not disturb termination An easy way to do this is to connect MegaDual at one end of the SC...

Page 59: ...or information about the SCSI driver installation procedure There are SCSI drivers for the following operating systems Windows NT 4 0 Windows 2000 DOS Novell Netware 4 x Novell Netware 5 x UnixWare 7 Linux Installing LAN Drivers The LAN driver installation process is operating system dependent See the user documentation for the operating system that is installed in this computer for information ab...

Page 60: ...pport if there are problems BIOS Errors If the system operates normally a display should appear on the monitor The BIOS Power On Self Test POST should execute If POST does not run successfully it will beep or display error messages Beeps indicate a serious problem with the system configuration or hardware The Beep Code indicates the problem AMIBIOS Beep Codes are defined in the AMIBIOS Technical R...

Page 61: ...s Every time the computer is powered on the computer is configured with the values stored in CMOS RAM by the system BIOS which gains control when the computer is powered on The system parameters are configured by a system BIOS Setup utility Historically BIOS Setup utilities have been character based required keyboard input and have had user interfaces that were not very intuitive Starting AMIBIOS ...

Page 62: ...Security Exit System Board MegaDUAL Version Rev D Series 798 AMIBIOS Version 07 00xx BIOS Release Date xx xx xx BIOS Filename S798P ROM Processor Type PentiumIII Processor Speed 667MHz System Memory 64MB System Time 11 31 17 System Date Thu 02 24 00 Select Screen Select Item Change Field Tab Select Field F1 General Help F8 Load FailSafe F9 Load Optimal F10 Save and Exit Copyright 1985 1999 America...

Page 63: ...ield F1 General Help F8 Load FailSafe F9 Load Optimal F10 Save and Exit Copyright 1985 1999 American Megatrends Inc System Date System Time Use this option to change the system date or time Highlight Date or Time using the arrow keys Enter new values through the keyboard Press the Tab key or the arrow keys to move between fields The date must be entered in MM DD YY format The time is entered in HH...

Page 64: ... The Advanced CMOS Setup screen is shown below The sub screens are described on the following pages BIOS SETUP UTILITY Main Advanced Chipset PCIPnP Power Boot Security Exit Setup Warning Setting items on this screen to incorrect values may cause the system to malfunction Standard Boot Settings Port Configuration Floppy Configuration IDE Configuration Event Log Configuration System Health Monitorin...

Page 65: ... 2 Mouse Support Enabled Bootup Num Lock On Wait For F1 If Error Enabled Hit DEL Message Display Enabled Boot To OS 2 No Allows BIOS to skip certain tests while booting This will decrease the time needed to boot the system Select Screen Select Item Change Option F1 General Help F8 Load Failsafe F9 Load Optimal F10 Save and Exit ESC Exit Copyright 1985 1999 American Megatrends Inc Quick Boot Set th...

Page 66: ... Test The settings are Yes or No The Optimal and Fail Safe default settings are Yes Display Add On ROM Messages Set this option to display display add on ROM read only memory messages which are The settings are Yes or No The Optimal and Fail Safe default settings are Yes Typematic Rate Set this option to select the rate at which the computer repeats a key that is held down The settings are Fast or...

Page 67: ...ine you can press F1 to enter Setup to attempt to fix the problem If you disable this option AMIBIOS will not wait on an error The settings are Enabled or Disabled The Optimal and Fail Safe default settings are Enabled Hit DEL Message Display Normally AMIBIOS displays Hit Del to enter Setup while the system is doing memory initialization If this option is disabled this message does not display The...

Page 68: ...ress 3F8 Serial Port1 IRQ 5 Serial Port2 Address 2F8 Serial Port2 IRQ 3 Parallel Port Address Disabled Parallel Port Mode Normal Parallel Port IRQ 7 Select Screen Select Item Change Option F1 General Help F8 Load FailSafe F9 Load Optimal F10 Save and Exit ESC Exit Copyright 1985 1999 American Megatrends Inc Serial Port1 Address This option specifies the base I O port address of serial port 1 The s...

Page 69: ...port mode The settings are Setting Description Normal The normal parallel port mode is used Bi Directional Data can be sent to and received from the parallel port EPP The parallel port can be used with devices that adhere to the Enhanced Parallel Port EPP specification EPP uses the existing parallel port signals to provide asymmetric bidirectional data transfer driven by the host device ECP The pa...

Page 70: ... below BIOS SETUP UTILITY Advanced Floppy Configuration OnBoard Floppy Controller Enabled Floppy A 1 44 MB 3 1 2 Floppy B Disabled Diskette Write Protect Disabled Floppy Drive Seek Disabled Floppy Drive Swap Disabled Select Screen Select Item Change Option F1 General Help F8 Load FailSafe F9 Load Optimal F10 Save and Exit ESC Exit Copyright 1985 1999 American Megatrends Inc Onboard Floppy Controll...

Page 71: ...te Write Protect Set this option to write protect the floppy diskette The settings are Enabled or Disabled The Optimal and Failsafe settings are Disabled Floppy Drive Seek Set this option to Enabled for the motherboard to seek the floppy drive controller The settings are Enabled or Disabled The Optimal and Failsafe settings are Disabled Floppy Drive SwapIf you have two floppy drives in a system th...

Page 72: ...ct Override Disabled Primary IDE Master Hard Disk Primary IDE Slave Not Detected Secondary IDE Master ATAPI CDROM Secondary IDE Slave Not Detected Hard Disk Write Protect Disabled ATAPI Detect Time Out Seconds 35 Disabled disables the integrated IDE Controller Primary enables only the Primary IDE Controller Secondary enables only the Secondary IDE Controller Both enables both IDE Controllers Selec...

Page 73: ...ardless of the type of cable or drive The settings are Disabled Primary Secondary or Both The Optimal and Fail Safe default settings are Both Primary IDE Master Primary IDE Slave Secondary IDE Master Secondary IDE Slave Select one of these hard disk drives to configure the hard disk drive named in the option Press Enter to access the sub screen The options on the sub screen are described beginning...

Page 74: ... option setting The settings are described on the following pages The screen for the Primary IDE Master is shown below BIOS SETUP UTILITY Advanced Primary IDE Master Device Hard Disk Vendor Maxtor 7850 AV Size 854MB LBA Mode Supported Block Mode 8Sectors PIO Mode 3 Async DMA SingleWord DMA 2 Ultra DMA Not Supported S M A R T Not Supported Type Auto LBA Large Mode Auto Block Multi Sector Transfer M...

Page 75: ...les between the IDE drive and the programmable IDE controller As the PIO mode increases the cycle time decreases Async DMA This indicates the highest Async DMA Mode that is supported Ultra DMA This indicates the highest Sync DMA Mode that is supported S M A R T Self Monitoring Analysis and Reporting Technology protocol used by IDE drives of some manufacturers to predict drive failures Type This op...

Page 76: ...A mode The settings are Auto SWDMA0 SWDAM1 SWDMA2 MWDMA0 MWDMA1 MWDMA2 UDMA0 UDMA1 UDMA2 UDMA3 or UDMA4 The Optimal and Fail Safe default settings are Auto S M A R T for Hard Disks Set this option to Enabled to the SMART Self Monitoring Analysis and Reporting Technology feature built into some IDE drivers This feature can help predict impending drive failures The settings are Auto Enabled or Disab...

Page 77: ...pace Available Event Log Data Valid Event Logging Enabled Clear All Event Logs No View Event Log Mark All Events As Read Enabled Allows logging events Select Screen Select Item Change Option F1 General Help F8 Load FailSafe F9 Load Optimal F10 Save and Exit ESC Exit Copyright 1985 1999 American Megatrends Inc Event Logging Set this option to Enabled to allow the system to log events The events log...

Page 78: ...elect View Event Log and press Enter MARK ALL EVENTS AS READ SCREEN View All Events As Read Screen You can use this screen to mark all events as read On the Event Log Configuration screen select View All Events As Read Log and press Enter Use the up and down arrow keys to select an item and the plus and minus keys to change the option setting The settings are described on the following pages Cont ...

Page 79: ...d on the following pages The screen is shown below BIOS SETUP UTILITY Advanced System Health Monitoring Configure CPU 0 Ambient Temperature Configure CPU 1 Ambient Temperature Configure CPU 0 Plate Temperature Configure CPU 1 Plate Temperature Configure CPU 0 Core Voltage Configure CPU 1 Core Voltage Configure VCC 1 8 Voltage Configure VCC 2 5 Voltage Configure VCC 3 3 Voltage Configure VCC Standb...

Page 80: ... Current CPU0 Ambient Temperature 17 CPU Temperature Physical High Limit 70 CPU Temperature Physical Low Limit 00 CPU Temperature High Alert 70 CPU Temperature High Warning 70 CPU Temperature Low Warning 00 CPU Temperature Low Alert 00 Lowest allowed value of High Alert is the current value of the High Warning Highest allowed value of High Alert is the value of the Physical High Limit Select Scree...

Page 81: ...age Current CPU0 Core 1 98 CPU Voltage Physical High Limit 2 00 CPU Voltage Physical Low Limit 2 00 CPU Voltage High Alert 2 10 CPU Voltage High Warning 2 15 CPU Voltage Low Warning 1 95 CPU Voltage Low Alert 1 90 Lowest allowed value of High Alert is the current value of the High Warning Highest allowed value of High Alert is the value of the Physical High Limit Select Screen Select Item Change O...

Page 82: ...PU 1 Fan Speed rpm Current CPU Fan Speed 4658 CPU 0 Fan Speed Physical High Limit 7500 CPU 0 Fan Speed Physical Low Limit 0000 CPU 0 Fan Speed High Alert 7500 CPU 0 Fan Speed High Warning 7500 CPU 0 Fan Speed Low Warning 00 CPU 0 Fan Speed Low Alert 00 Lowest allowed value of High Alert is the current value of the High Warning Highest allowed value of High Alert is the value of the Physical High L...

Page 83: ...rends Inc Processor Serial Number Set this option to Enabled to allow the operating system and applications to be able to read the CPU serial number from your CPUs The Optimal and Failsafe settings are Disabled CPU Frequency The CPU frequency setting is the ratio between the external clock bus and the CPU core frequency CPUs are marked with core frequency For example a 400 MHz 133 FSB CPU has a co...

Page 84: ...aphics Port AGP In most cases the 64 MB default setting should not be changed unless specified in your AGP card manual This option has no relation to physical memory A 64 MB aperture for example means that the AGP card will be assigned a 64 MB address slot below 4 GB This is regardless of physical memory installed The settings are 4 MB 8 MB 16 MB 32 MB 64 MB 128 MB or 256 MB The Optimal and Fail S...

Page 85: ... operating system configure Plug and Play PnP devices not required for boot if your system has a Plug and Play operating system Select Screen Select Item Change Option F1 General Help F8 Load Failsafe F9 Load Optimal F10 Save and Exit ESC Exit Copyright 1985 1999 American Megatrends Inc Plug and Play Aware OS Set this option to Yes if the operating system in this computer follows the Plug and Play...

Page 86: ...oller Set this option to Enabled to use the USB devices during boot and while using DOS The settings are Enabled or Disabled The Optimal and Fail Safe default settings are Disabled Onboard LAN Controller This option enables or disables the onboard LAN controller The settings are Enabled or Disabled The Optimal and Fail Safe default settings are Disabled Onboard SCSI Controller This option enables ...

Page 87: ... Latency Time 64 Specifies in units of PCI bus clocks the maximum bus access latency Select Screen Select Item Change Option F1 General Help F8 Load Failsafe F9 Load Optimal F10 Save and Exit ESC Exit Copyright 1985 1999 American Megatrends Inc Slot 1 Latency Time Slot 2 Latency Time Slot 3 Latency Time Slot 4 Latency Time This option specifies the latency timings in PCI clocks for PCI devices ins...

Page 88: ... clocks for PCI devices installed in the onboard LAN The settings are 32 64 96 128 160 192 224 or 248 The Optimal and Fail Safe default settings are 64 Onboard SCSI Latency Time This option specifies the latency timings in PCI clocks for the onboard SCSI The settings are 32 64 96 128 160 192 224 or 248 The Optimal and Fail Safe default settings are 64 Default Latency Time This option specifies the...

Page 89: ...e Disabled USB Controller Resume Disabled PME Resume Disabled Select Screen Select Item Change Option F1 General Help F8 Load Failsafe F9 Load Optimal F10 Save and Exit ESC Exit Copyright 1985 1999 American Megatrends Inc ACPI Aware O S Set this option to Yes if the operating system you are running under complies with the Intel ACPI Advanced Configuration and Power Interface specification The sett...

Page 90: ...Optimal and Failsafe settings are Power On Green PC Monitor Power State This option specifies the power state that the green PC compliant video monitor enters when AMIBIOS places it in a power saving state after the specified period of display inactivity has expired The settings are Stand By Suspend or Off The Optimal and Failsafe settings are Suspend Video Power Down Mode This option specifies th...

Page 91: ...gth of time the system needs to be inactive before it enters standby mode The settings are Disabled 1 min 5 min or 10 min The Optimal and Fail Safe default settings are Disabled Suspend Time Out Minute This option specifies the length of time the length of time the system needs to be inactive before it enters suspend mode The settings are Disabled 1 min 5 min or 10 min The Optimal and Fail Safe de...

Page 92: ...e Disabled USB Controller Resume Set this option to Enabled to wake the system up from suspend if there is USB device controller activity The settings are Disabled or Enabled The Optimal and Fail Safe default settings are Disabled PME Controller Resume Set this option to Enabled to wake the system from suspend if there is PME activity PME can be generated by software or PCI cards The settings are ...

Page 93: ...b screen for Boot Device Priority Hard Disk Drives Removable Devices The Boot Setup screen is shown below BIOS SETUP UTILITY Main Advanced Chipset PCIPnP Power Boot Security Exit Boot Device Priority Hard Disk Drives Removable Devices Select Screen Select Item Enter Go to Sub Screen F1 General Help F8 Load Failsafe F9 Load Optimal F10 Save and Exit ESC Exit Copyright 1985 1999 American Megatrends ...

Page 94: ... CDROM 3rd Boot Device Hard Drive Specifies the boot sequence from the available devices Select Screen Select Item Change Option F1 General Help F8 Load Failsafe F9 Load Optimal F10 Save and Exit ESC Exit Copyright 1985 1999 American Megatrends Inc 1st Boot Device 2nd Boot Device 3rd Boot Device Set the boot device options to determine the sequence in which the computer checks which device to boot...

Page 95: ...t Setup screen and press Enter The following screen displays examples of hard disk drives BIOS SETUP UTILITY Boot 1st Hard Disk Drive Maxtor 7850 AV 2nd Hard Disk Device QLogic HA 0 SCS Specifies the boot sequence from the available devices Select Screen Select Item Change Option F1 General Help F8 Load Failsafe F9 Load Optimal F10 Save and Exit ESC Exit Copyright 1985 1999 American Megatrends Inc...

Page 96: ...e Devices on the Boot Setup screen and press Enter The following screen displays examples of removable devices BIOS SETUP UTILITY Boot 1st Removable Device Floppy 2nd Removable Device LS120 Specifies the boot sequence from the available devices Select Screen Select Item Change Option F1 General Help F8 Load Failsafe F9 Load Optimal F10 Save and Exit ESC Exit Copyright 1985 1999 American Megatrends...

Page 97: ...User password The Supervisor and User passwords activate two different levels of password security If you select password support you are prompted for a 1 6 character password Type the password on the keyboard The password does not appear on the screen when typed Make sure you write it down If you forget it you must drain NVRAM and reconfigure Remember the PasswordKeep a record of the new password...

Page 98: ...PCIPnP Power Boot Security Exit Supervisor Password Not Installed User Password Not Installed Change Supervisor Password Change User Password Clear User Password Boot Sector Virus Protection Disabled Immediately clears the User password Select Screen Select Item Enter Change F1 General Help F8 Load Failsafe F9 Load Optimal F10 Save and Exit ESC Exit Copyright 1985 1999 American Megatrends Inc Supe...

Page 99: ...s Protection This option is near the bottom of the Security Setup screen The settings are Enabled or Disabled Choose Enabled to enable boot sector protection AMIBIOS displays a warning when any program or virus issues a Disk Format command or attempts to write to the boot sector of the hard disk drive If enabled the following appears when a write is attempted to the boot sector You may have to typ...

Page 100: ...Password from the Security Setup menu and press Enter Enter New Password appears Type the password and press Enter The screen does not display the characters entered Retype the password as prompted and press Enter If the password confirmation is incorrect an error message appears The password is stored in NVRAM after AMIBIOS completes Clear User Password Select Clear User Password from the Securit...

Page 101: ...985 1999 American Megatrends Inc Exit Saving Changes When you have completed the system configuration changes choose this option to leave AMIBIOS Setup and to reboot the computer so the new system configuration parameters can take effect Select Exit Saving Changes from the Exit menu and press Enter Save Configuration Changes and Exit Now Ok Cancel appears in the window Click on Ok to save changes ...

Page 102: ...ults Ok Cancel appears in the window Click on Ok to load optimal defaults Load Failsafe Defaults AMIBIOS automatically sets all AMIBIOS Setup options to a complete set of default settings when you choose this option The Failsafe settings are designed for maximum system stability but not maximum performance Choose the Failsafe AMIBIOS Setup options if your computer is experiencing system configurat...

Page 103: ...to hold the Ctrl and Home keys down until the access light on the floppy drive comes on It may take 10 seconds or more before this light turns on Since MegaDual uses a 4 megabit BIOS the flashing process may take up to 3 minutes 4 Release the Ctrl and Home keys AMIBIOS issues a series of beep codes that indicate that the system BIOS ROM file is being updated 5 When the flash ROM has successfully b...

Page 104: ...is not programmed Should you inadvertently open the disk drive door or turn power off to the computer while programming the Flash EPROM the bootblock will be unaffected Simply turn power back on and begin the Flash ROM programming process again S798P ROM S798P ROM resides on a floppy disk and contains the updated main BIOS code American Megatrends will provide this file when the AMIBIOS for the Me...

Page 105: ...nings depending on when they occur The error beep codes and when they can occur are Number of Beeps Description 1 Insert diskette in floppy drive A 2 The S798P ROM file was not found in the root directory of the diskette in floppy drive A 3 Base memory error 4 Flash program successful 5 Floppy read error 6 Keyboard controller BAT command failed 7 No Flash EPROM detected 8 Floppy controller failure...

Page 106: ...M Continued B Programming the Flash EPROM Using the AMIFlash Utility AMIFlash utility runs in DOS only The main menu screen is shown below You are prompted to save or delete the existing BIOS Enter Y if you want to save the existing BIOS ROM or N if you do not Cont d ...

Page 107: ...ash ROM Continued B Programming the Flash EPROM Using the AMIFlash Utility cont d Enter the filename s798p rom that you want to save the existing BIOS to and press Enter Enter the BIOS filename from which the Flash ROM will be programmed and press Enter Cont d ...

Page 108: ...efore the system is turned on To do so perform the following procedure Step Action 1 Turn the system off 2 Install a jumper on JP5 3 Turn the system on 4 Boot to DOS 5 Run AMIFlash 6 At the prompt Program Boot Block type Y and press Enter 7 After the boot block is programmed reboot the system 8 Turn the power off 9 Remove the jumper on JP5 Enter Y if you want to program the boot block or N if you ...

Page 109: ...pset if any E9h Program the CPU clock dependent chip set parameters EAh Enable the timer and the floppy diskette interrupt Enable the internal cache Copy the boot block BIOS and pass control to the boot block BIOS in the 0000h segment EDh Initialize the floppy drive EEh Look for a diskette in drive A Read the first sector of the diskette EFh Floppy read error F0h Search for S798P ROM in the root d...

Page 110: ...MegaDual PCI Motherboard User s Guide 104 ...

Page 111: ...erly grounded before performing the following procedure You must be certain that no electrostatic discharge ESD occurs ESD can ruin your motherboard Wear an antistatic wristband attached to a ground See Avoid Static Electricity on the following page Step Action 1 Turn the computer power off and remove the computer cover 2 Remove the jumper from pins 1 2 of JP3 and place a shorting bridge on pins 2...

Page 112: ...MegaDual PCI Motherboard User s Guide 106 ...

Page 113: ...ents because they will be the hottest motherboard components Temperature specifications vary with the CPU frequency Frequency Heat Sink Airflow over CPU Airflow over other component s Temperature Range All frequencies YES 200 feet per minute Not critical 0 through 50 C ambient You must make sure that there is adequate air flow over the CPU inside the case Humidity The recommended humidity range fo...

Page 114: ...MegaDual PCI Motherboard User s Guide 108 ...

Page 115: ...tes 168 LVD 3M020 Ultra 2 LVD SCSI 68 with three connectors LVD Terminator 20 OR 168 3M024 Ultra Wide SCSI cable dual drive Ultra Wide 68 M with three connectors 24 Floppy cable McCALTEK Computer Associates IDE UDL IDC 34 with three connectors 24 Parallel cable McCALTEK Computer Associates IDC26 25AM Serial cable McCALTEK Computer Associates ADC10 09AM LAN cable LAN cable might not be necessary Mc...

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Page 117: ... System 54 Conflicts 19 Connectors 12 DIMM 10 Floppy disk 22 IDE Hard Disk Drive 25 Keyboard 16 Reset Switch 17 Serial ports 21 Speaker 17 CPU Fan 7 CPU speed 5 D Date Time 57 Deleting a Password 105 DIMMs Installing 10 E Engineering Specifications 107 Enhanced Parallel Port 20 Extended Capabilities Port 20 External battery connector JP4 13 F Features 1 Figures Floppy drive cable 22 Floppy drive c...

Page 118: ...nector 17 K Keyboard connector 16 L LAN cable 109 LBA Mode 69 M MegaRAC cable 109 MegaRAC PCI adapter 30 Monitor 60 Motherboard layout 3 Mouse Cable 16 Mouse Support 61 N NVRAM Non Volatile Random Access Memory 91 O Onboard Adapters 19 Onboard Floppy Controller 64 Onboard I O 2 Onboard Parallel Port IRQ 63 Onboard Primary Secondary IDE 66 67 Onboard Serial Port1 62 Onboard Serial Port2 63 Onboard ...

Page 119: ...CSI Termination Possibilities 52 SDRAM DIMM Sockets 9 SDRAM Speed ns 9 Secondary IDE Controller 28 Serial cable 109 Serial port Pinout 21 Speaker Cable Connector 17 Standard CMOS Setup Screen 57 Standard Setup 57 Standby Suspend Timer Unit 85 86 Stub length 51 System memory 9 T Tables Floppy pinout 23 I O conflicts 19 Twist in floppy cable 23 Termination card 8 Testing System 54 U Unpack the Mothe...

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