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LI6BM User`s Manual

1. 58 OnChip IDE 0 1 58 USB Keyboard Support 58 Init AGP Display First eese 58 Power On Function erecciones ien i 59 Onboard FDC Controller eene 59 Onboard Serial Parallel Port esee 59 UART Mode Select eese nennen 59 Parallel Port 59 6 12 Supervisor User Password essere 60 6 13 IDE HDD Auto Detection eese nne 61 6 14 Save amp Exit Setup ios eie edes 62 6 15 Exit Without Saving eese nennen 62 LIGBM User s Manual 33 Chapter 6 BIOS and System Setup 6 1 BIOS Introduction The Award BIOS Basic Input Output System installed in your computer system s ROM supports Intel Pentium II processors The BIOS provides critical low level support for standard devices such as disk drives serial and parallel ports It also adds virus and password protection as well as special support for detailed fine tuning of the chipset controlling the entire system 6 2 BIOS Setup The Award BIOS provides a Setup utility program for specifying the system configurations and settings The BIOS ROM of the system stores the Setup utility When you turn on the computer the Award BIOS is immediately activated Pressing the Del key immediately allows you to enter the Setup utility If you are a little bit late pressing
2. 45 8 Bit Recovery esses 45 16 Bit Recovery eee 45 Memory Hole at 15MB 16MB 45 Passive Release 45 Delayed Transaction 45 AGP Aperture Size MB esee 45 Auto Detect DIMM PCI CIK esee 45 Spread Spectrum nennen nennen 46 OnChip USB oem 46 USB Keyboard Support 46 6 6 Power Management Setup sese 46 ACPI FUNCtION 2 3 47 Power Management eet eicere t Ernie eben s 47 PM Control by 47 Video Off 4 48 Mideo OIf After oenoeopemcoeeoen que puerta 48 Modem Use teet 48 Doze Modes 48 Standby 48 Suspend Mode etenim ar 48 HDD Power DOWD ird eee ire ee Re E e User ees 48 Throttle Duty Cycle eene 48 PCI VGA Active Monitor 48 Soft Off by nennen 49 PWR ON by Modem LAN eee 49 Resume by Alarm seen nennen 49 IRQ 8 Break Suspend sese 49 Reload Global Timer Events esee 49 6 7 PNP PCI Configuration 50 PNP OS Installed teret eite 51 Resources Controlled by
3. esee 51 Reset Configuration Data sese 51 LIGBM User s Manual Chapter 6 BIOS and System Setup IRQ3 4 5 7 9 10 11 12 14 15 DMA0 1 3 5 6 7 assigned to 51 CPU to PCT Write BUITEN ete 51 PCI Dynamic Bursting esee 51 PCI Master 0 WS Writes etines iis 51 PCI Delay Transaction 51 PCT Access 41 Retry coe egeret 51 AGP Master 1 WS 52 AGP Master 1 WS 52 PCI IRQ Activated 52 Assign IRQ for USB VGA 52 6 8 Load BIOS Detaults teretes errem 53 6 9 Load Setup Defaults essere 53 6 10 CPU Speed Setting CPU Features 54 CPU Speed CPU Clock Multiplier CPU PCI Clock Select 55 CPU Warning Temperature 55 Current System CPU Chips VGA Temperatures 55 Current CPU Fan Speed Chassis Fan Speed 56 VCCPA VET A4 VGC3 i need eene oes 56 Shutdown Temperature esee 56 CPU Chassis Fan Monitor esee 56 6 11 Integrated Peripherals serene 57 IDE HDD Block Mode eee 58 IDE Primary Secondary Master Slave 58 IDE Primary Secondary Master Slave UDMA 58 On Chip Primary Secondary
4. 9 3 4 Main Memory aem eem 10 3 5 JO Port Address Map ett eret toe eere 11 3 6 DMA Channels 11 337 Onboard PCLIDE ioter etico e gerentem 11 3 8 Interrupt Request IRQ Lines eene 12 3 9 Onboard Mult T O 12 3 10 Onboard is che heal euni 13 3 1 Onboard Audio ooi eae ee aie re geret 13 3 12 Onboard Ethernet Controller option 14 3 13 Hardware Monitoring IC sse 14 LI6BM User s Manual 7 Chapter 3 Hardware Description IDET IDE Figure 1 Layout of the LIGBM Motherboard 8 LI6BM User s Manual Chapter 3 Hardware Description 3 1 Processor The LI6BM motherboard is designed to take a Pentium II processor running 233MHz 266MHz 300 333MHz at 66MHz CPU bus speed or 300 350 400 450 500MHz at 100MHz CPU bus speed with its Slot 1 processor connector 3 2 L2 Cache The L2 cache is integrated in the Pentium II processor The private L2 cache bus is not connected to package pins rather its signals a
5. 54 6 11 Integrated Peripherals 57 6 12 Supervisor User Password see 60 6 13 IDE HDD Auto Detection esee 61 6 14 Save amp Exit Setup nee eneeete oett 62 6 15 Exit Without Saving rennen 62 Chapter 7 Audio Driver Installation Guide 63 Chapter 8 VGA Driver Installation Guide 73 Chapter 9 LAN Driver Installation Guide 79 Chapter 10 System Monitor Utility User s Guide 95 Chapter 11 LI6BM and the Databook Case 103 Appendix qe Tu LOT Slot 1 Retention Mechanism eene 107 B Technical Information regarding TV Out 108 C Additions amp Errata seisin o eiere enne 109 iv LI6BM User s Manual Chapter 1 Introduction Chapter 1 Introduction This manual is designed to give you information on the LIGBM motherboard It is divided into the following sections e Introduction e Specifications e Hardware Description e Configuring the Motherboard Installation e BIOS and System Setup e Audio Driver Installation Guide Driver Installation Guide e LAN Driver Installation Guide e System Monitor Utility User s Guide The LI6BM comes in five variations LIGBM LIGBMW LI6BMN LIGBMNP and LI6BMP The following table shows the main differences among the three models LIGBM LI6BMW LI6BMN Chipse
6. CPU Voltage Switching voltage regulator on board supporting multiple voltage ranging 1 8V 3 5V Main Memory 64MB SDRAM on board and two 168 pin DIMM sockets Memory types SDRAM Synchronous DRAM Maximum memory configuration 320MB NOTE 1 Only use SDRAM modules that support SPD Serial Presence Detect 2 Use PC100 modules when running 100MHz CPU bus speed and use PC66 modules when running 66MHz CPU bus speed Chipset Intel 82440BX or VIA Apollo Pro Plus 82C693 with built in PCI IDE Year 2000 Compliant BIOS The onboard Award BIOS is Year 2000 Compliant and will pass software applications that have the tendency to invoke INTIAH function 04H such as year2000 exe utility released by NSTL The BIOS comes with ISA Plug and Play PnP extension DMI bootable CD ROM and power management features LIGBM User s Manual 3 Chapter 2 Specifications Power Connector power supply connector Use an ATX power supply with 3 3V power Onboard Audio The onboard audio consists of the Creative Labs ES1373 Chip 97 With a PCI Bus Mastering interface with DOS compatibility it supports 32 voices wavetable surround sound 3D audio and audio effects such as reverb and chorus Creative Labs ES1373 uses single shareable PCI interrupt and is PC97 compliant AMC operation consists of a 16 bit bi directional video port that allows direct connection to popular video upgrades such as video capture video conferencing hardware MP
7. Chapter 6 BIOS and System Setup Soft Off by PWR BTTN This field defines the power off mode when using an ATX power supply The Instant Off mode allows powering off immediately upon pressing the power button In the Delay 4 Sec mode the system powers off when the power button is pressed for more than four seconds or places the system in a very low power usage state with only enough circuitry receiving power to detect power button activity when pressed for less than 4 seconds The default value is Instant Off PWR ON by Modem LAN An input signal on the serial Ring Indicator RI line in other words an incoming call on the modem or incoming signal from LAN awakens the system from a soft off state Resume by Alarm This allows a computer to be turned on automatically through the timer set in the BIOS to make the system more scheduleable By default this field is set to Disabled IRQ 8 Break Suspend You can enable or disable the monitoring of IRQ 8 Real Time Clock so it does not awaken the system from Suspend mode Reload Global Timer Events This section determines the reloading of the timers after entering the Full On You can enable or disable the monitoring of IRQ 8 Real Time Clock so it does not awaken the system from Suspend mode LI6BM User s Manual 49 Chapter 6 BIOS and System Setup 6 7 PNP PCI Configuration This option configures the PCI bus system PCI bus systems on the system use INTE thus al
8. RQ12 PS 2 Mouse Primary VGA OFF RQ13 Coprocessor Primary LPT amp COM LPT COM RQ14 Hard Disk Primary HDD amp FDD ON IRQ15 Reserved Disabled DMA master OFF ESC Quit gt Select Item PWR On by Modem LAN Disabled F1 Help PU PD Modify RTC Alarm Resume Disabled F5 Old Values Shift F2 Color F6 Load BIOS Defaults F7 Load Setup Defaults For VIA Apollo Pro Plus 82C693 chipset ACPI Function This field allows you to enable or disable the ACPI Advanced Configuration Power Interface function on the motherboard Power Management This field allows you to select the type of power saving management modes There are four selections for Power Management Min Power Saving Minimum power management Max Power Saving Maximum power management User Define Each of the ranges is from 1 min to Ihr Except for HDD Power Down which ranges from 1 min to 15 min Default NOTE In order to enable the CPU overheat protection feature the Power Management field should not be set to Disabled PM Control by APM This field allows you to use the Advanced Power Management device to enhance the Max Power Saving mode and stop the CPU s internal clock If the Max Power Saving is not enabled this will be preset to NO LI6BM User s Manual 47 Chapter 6 BIOS and System Setup Video Off Method This field defines the Video Off features There are three options V H SYNC
9. Accents comenessian ABSE IADC isonacuampressed Vol Disk Information LI6BM User s Manual Chapter 10 System Monitor Utility User s Guide 6 Heat displays the CPU and system temperatures Temperature WEEKS EEA Close 7 Error Log displays errors occurring after System Monitor is started 100 LIGBM User s Manual Chapter 10 System Monitor Utility User s Guide 8 Setting sets the values at which an alarm is sounded Voltage the acceptable voltage range between the MAX and MIN value Temperature temperature threshold Fan Rotation Speed the minimum rotation speed NOTE Intel has defined a margin of difference for the voltages as below 12 Volts 10 10 8V 13 2V 5 Volts 5 4 75 5 25 Vio 596 Vio for P54C CPU is 3 5V Vio for P55C is 3 3V Vcore 596 WARNING Micro ATX power supplies do not support 5V voltage DISABLE the alarm of this item after you have installed the System Monitor utility to prevent the system from sending a false alarm LIGBM User s Manual 101 Chapter 10 System Monitor Utility User s Guide This page was intentionally left blank 102 LI6BM User s Manual Chapter 11 LI6BM and the Databook Case Chapter 11 LI6BM and the Databook Case This chapter provides a step by step guide describing the procedure of installing the LI6BM motherboard into its databook case Carefully read the in
10. Blank Default setting blank the screen and turn off vertical and horizontal scanning DPMS Allows the BIOS to control the video display card if it supports the DPMS feature Blank Screen This option only writes blanks to the video buffer Video Off After As the system moves from lesser to greater power saving modes select the mode in which you want the monitor to blank Modem Use IRQ This field names the interrupt request IRQ line assigned to the modem if any on your system Activity of the selected IRQ always awakens the system By default the IRQ is set to 3 Doze Mode When enabled and after the set time of system inactivity the CPU clock will run at a slower speed while all other devices still operate at full speed Standby Mode After the selected period of system inactivity the fixed disk drive and the video shut off while all other devices still operate at full speed Suspend Mode When enabled and after the set time of system inactivity all devices except the CPU will be shut off HDD Power Down When enabled and after the set time of system inactivity the hard disk drive will be powered down while all other devices remain active Throttle Duty Cycle When the system enters Doze mode the CPU clock runs only part of the time You may select the percent of time that the clock runs PCI VGA Active Monitor When enabled any video activity restarts the global timer for Standby mode 48 LI6BM User s Manual
11. iee e i enne 11 3 8 Interrupt Request IRQ 12 3 9 Onboard Mult I O enne eene 12 3 10 Onbo rd VGA oni I eee noe 13 3 11 Onboard Audio essere 13 3 12 Onboard Ethernet Controller option 14 3 13 Hardware Monitoring IC sse 14 Chapter 4 Configuring the Motherboard 15 4 1 CPU Frequency 17 4 2 Keyboard Power On Function JP8 J10 17 4 3 Clear CMOS Select JP11 sess 18 4 4 TV Out Hardware Compliance Setting 12 18 4 5 CPU Host Frequency Force Selector 18 Chapter 5 Installation e eeeeeeeee eee ee eee 19 5 1 FO Connectors ooh there rr e er et 21 5 2 S VHS n a Sa eanais 21 39 3 J2 RCA GoOnnecCtOl 21 5 4 J3 Panel Link Connector 6 22 3 5 JA CRT Connector roro DRIN 22 25 6 J5 USB Connector 23 5 7 J6 PS 2 Keyboard and PS 2 Mouse Connectors 23 5 8 7 Serial eite eT rer E RET 24 5 9 J8 Parallel Port Connector sese 24 5 10 J9 RJ45 Connector 25 5 11 J10
12. 0542 LI6BM User s Manual 95 Chapter 10 System Monitor Utility User s Guide The following screen appears upon clicking on the System Monitor icon Computer Power Error LO Cont Clicking on the upper left corner button would show you the latest company information Summary provides the current system status The section below describes the different functions of System Monitor 1 Computer displays the current working system version and processor type PlaiForm Windows 95 or Windows 93 Version 4 8 Buid 67109975 CPU Type KS K6 Family CPUID Support Fes 96 LI6BM User s Manual Chapter 10 System Monitor Utility User s Guide 2 Power displays the current voltage status LI6BM User s Manual 97 Chapter 10 System Monitor Utility User s Guide 3 Memory displays the current memory usage status Memory Information Physical Memory B 5 5 57 7 MB Used Global Memory Load O31 69 Used Page File Bil 1156 4 MB Free 24 8 MB Used 98 LI6BM User s Manual Chapter 10 System Monitor Utility User s Guide 4 Fan Speed displays the current rotational speeds of CPU and Chassis fans SYSTEM Ea 5 Disk displays the supported disk formats and disk space le Fixed FileEystem FAT Dish Label F Preserve case in names Nema is case sensitive F Sores Unicode an disk Series Number
13. 108 Appendix C Additions amp Errata This section is allotted for future page inserts containing any additional information or correction that the users should know LI6BM User s Manual 109
14. 2 Keyboard Power On Function 8 J10 17 4 3 Clear CMOS Select 11 sess 18 4 4 TV Out Hardware Compliance Setting 12 18 4 5 CPU Host Frequency Force Selector 18 The following examples show the conventions used in this chapter x Jumper Open Jumper Closed Short LI6BM User s Manual 15 Chapter 4 Configuring the Motherboard SGRAM SGRAM SGRAM vn Z 9e 218 8609 DET 1022 fox w 125 Pr 128 pum T Figure 2 Jumper Location on the LIGBM 16 LI6BM User s Manual Chapter 4 Configuring the Motherboard 4 1 CPU Frequency Selection Setting CPU Speed in the BIOS Setup The LI6BM motherboard allows users to set the CPU speed through the BIOS Setup The parameters used in configuring the CPU speed include CPU Clock Multiplier X3 5 X4 5 X5 and CPU Clock 66MHz 68MHz 75MHz 83MHz or 100MEBz 103MHz 112MHz 133MHz In the initial setup the system automatically
15. 250 Security Option Setup PCI Palette Snoop Disabled ESC Quit V gt Select OS Select For DRAM gt 64MB Non OS2 F1 Help PU PD Modify HDD S M A R T Capability Enabled F5 Old Values Shift F2 Color F6 Load BIOS Defaults F7 Load Setup Defaults For VIA Apollo Pro Plus 82C693 chipset LI6BM User s Manual 39 Chapter 6 BIOS and System Setup Virus Warning This item protects the boot sector and partition table of your hard disk against accidental modifications If an attempt is made the BIOS will halt the system and display a warning message If this occurs you can either allow the operation to continue or run an anti virus program to locate and remove the problem NOTE Many disk diagnostic programs which attempt to access the boot sector table can cause the virus warning If you will run such a program disable the Virus Warning feature CPU Internal Cache External Cache Cache memory is additional memory that is much faster than conventional DRAM system memory CPUs from 486 type on up contain internal cache memory and most but not all modern PCs have additional external cache memory When the CPU requests data the system transfers the requested data from the main DRAM into cache memory for even faster access by the CPU These items allow you to enable speed up memory access or disable the cache function By default these items are Enabled CPU L2 Cache ECC Check
16. 7 9 15 NMI Disabled PM Control by APM Yes Primary IDE 0 Enabled Video Off Method V H SYNC Blank Primary IDE 1 Enabled Video Off After Standby Secondary IDE 0 Disabled MODEM Use IRQ 3 Secondary IDE 1 Disabled Doze Mode Disabled Floppy Disk Disabled Standby Mode Disab Serial Port Enabled Suspend Mode Disabl Parallel Port Disabled HDD Power Down Disabl Throttle Duty Cycle 62 596 PCI VGA Act Monitor Disabled Soft Off by PWR BTTN Instant Off PWR ON by Modem LAN _ Disabled Resume by Alarm Disabled ESC Quit V gt Select Item RQ 8 Break Suspend Disabled Help Modify Old Values Shift F2 Color Load BIOS Defaults Load Setup Defaults For Intel 82440BX chipset 46 LI6BM User s Manual Chapter 6 BIOS and System Setup ROM PCI ISA BIOS POWER MANAGEMENT SETUP AWARD SOFTWARE INC ACPI Function Enabled Primary INTR ON Power Management User Define IRQ3 COM2 Primary PM Control by APM Yes IRQ4 COM1 Primary Video Off Option Suspend RQ5 LPT 2 Primary Video Off Method V H SYNC Blank RQ6 Floppy Disk Primary Modem Use IRQ 3 RQ6 Floppy Disk Primary Soft Off by PWRBTN Instant Off RQ7 LPT 1 Primary PM Timers IRQ8 RTC Alarm Disabled HDD Power Down Disabled 9 IRQ2 Redir Secondary Doze Mode Disabled RQ10 Reserved Secondary Suspend Mode Disabled RQ11 Reserved Secondary PM Events
17. A3 then click OK Copying Files Lar 146 User s Manual 87 Chapter 9 LAN Driver Installation Guide 13 Type the Computer Name and Workgroup then click Close 14 Insert the Windows 95 CD ROM then click OK Insert Disk X 88 LI6BM User s Manual Chapter 9 LAN Driver Installation Guide 15 Type DAWin95 Assuming D Win95 is the directory location of the Windows 95 files then click OK Copying Files Lx E System Settings Change Q LIGBM User s Manual 89 Chapter 9 LAN Driver Installation Guide 9 5 LAN Driver Installation for Windows NT 4 0 LI6BM comes with a diskette labeled Intel 82558 LAN Windows 95 98 amp Windows NT 4 0 Drivers that is to be used in conjunction of the LAN drivers installation Follow the steps below to install the drivers for Windows NT 4 0 M ON t A W N oo 12 13 14 15 16 17 18 19 90 Click Start Settings Control Panel Click Network Click Yes Select Wired to the network then click Next Click from the list Click Have Disk Insert the diskette labeled Intel 82558B LAN Windows 95 98 amp Windows NT 4 0 Drivers into the floppy disk drive then click OK Click OK Click Next 10 11 Select the Protocol that you want then click Next Select Network Services then click Next Click Next Insert the Windows NT 4 0 CD into the CD ROM drive Type d then click Con
18. Fon ESN fom LI6BM User s Manual 29 Chapter 5 Installation 5 22 J25 J26 CD ROM Audio In Connectors J25 and J26 are the onboard CD ROM audio in connectors Below are their pin assignments 1234 1284 J25 J26 Signal Name Pin Signal Name Ground Left Ground 5 23 J27 Auxiliary Audio In Connector J27 is the auxiliary audio in connector The table below shows the pin assignments of this connector 30 LI6BM User s Manual Chapter 6 BIOS and System Setup Chapter 6 BIOS and System Setup This chapter describes the different settings available in the Award BIOS The topics covered in this chapter are as follows 6 1 BIOS Introduction seeeeeeeeen eene 34 6 2 BIOS Setup debe eed ede 34 6 3 Standard CMOS Setup sse 36 bc 36 jb 37 Primary HDDs Secondary HDDS sess 37 Biz ots he Seniesa 38 pietre 38 Halt ON eade eee a eiit deem 38 6 4 BIOS Features Setup 39 Varus Warning ete rhe 40 CPU Internal Cache External 40 CPU L2 Cache ECC Checking eene 40 Quick Power On Self Test sssssssseeeeeeneee 40 Boot Sequence 40 Swap Floppy DEIves aeter 40 Boot Up Floppy 4
19. POWER MANA D ESC Quit V gt Select Item F10 Save amp Exit Setup Shift F2 Change Color Abandon all Data amp Exit Setup 62 LI6BM User s Manual Chapter 7 Audio Driver Installation Guide Chapter 7 Audio Driver Installation Guide This chapter describe the audio driver installation procedure for the onboard audio chipset The onboard audio consists of the Creative Labs ES1373 Chip 97 With a PCI Bus Mastering interface with DOS compatibility it supports 32 voices wavetable surround sound 3D audio and audio effects such as reverb and chorus Creative Labs ES1373 uses single shareable PCI interrupt and is PC97 compliant For normal operations and to maximize the audio functions of the motherboard follow the audio driver installation procedure below Installing The Audio Drivers For Windows 95 98 1 Under Windows 95 98 click START gt Setting gt Control Panel Windowso5 Start 4 49 PM LI6BM User s Manual 63 Chapter 7 Audio Driver Installation Guide 2 Under the Control Panel window click the System icon Control Panel Oy XI Add Remove Date Time Display Fonts Hardware Programs 5 amp K Internet Keyboard Modems Mouse Multimedia 2 f J 8 Network Passwords Power Printers Regional Settings Sounds Provides system information and changes advanced settings 7 64 LI6BM User s Manual Chapter 7 Audio Driver Installati
20. Remove unnecessary I O cover plates 104 LI6BM User s Manual Chapter 11 LIGBM and the Databook Case 3 3 Install the thin I O panel plate inside the case Be careful not to cut yourself in doing so The thin metal plate has six protruding clips that should be inserted to their respective hole on the back panel 3 4 Install the CPU retention module onto the LIGBM motherboard 3 5 Install the motherboard into the case 3 6 Install the game port cable onto the motherboard J22 header and screw the connector onto the case 3 7 Install the power supply onto the case 3 8 Remove the power supply top screw diagonally opposite the corner of the case This screw will be used to fix the riser card metal support 3 9 Insert the BL21PI Riser Card onto the motherboard Screw the card onto the riser card metal support 3 10 Screw the metal support to the power supply Use the screw that was remove from the power supply as mentioned in 3 8 3 9 Screw the riser card to the metal support 3 8 Remove this Screw 3 10 Screw here to attach the riser card support 3 7 Install the power supply into the case 3 11 Screw the FDD plastic siding onto the left side of the floppy disk drive Refer to the figure on the next page Note that the FDD plastic siding has six holes on it while the HDD plastic siding has two holes Make sure to use the small thread mm screws for the FDD and CD ROM dri
21. Total Memory 16384K ESC Quit V gt Select Item PU PD Modify F1 Help Shift F2 Change Color At the bottom of the menu are the control keys for use on this menu If you need any help in each item field you can press the F1 key It will display the relevant information to help you The memory display at the lower right hand side of the menu is read only It will adjust automatically according to the memory changed The following describes each item of this menu Date The date format is Day Sun to Sat Month 1 to 12 Date 1to31 Year 1994 to 2079 To set the date highlight the Date field and use the PageUp PageDown or keys to set the current time 36 LI6BM User s Manual Chapter 6 BIOS and System Setup Time The time formatis Hour 001023 Minute 00 to 59 Second 00 to 59 To set the time highlight the Time field and use the lt PgUp gt lt PgDn gt or keys to set the current time Primary HDDs Secondary HDDs The onboard PCI IDE connectors provide Primary and Secondary channels for connecting up to four IDE hard disks or other IDE devices Each channel can support up to two hard disks the first is the Master and the second is the Slave To enter the specifications for a hard disk drive you must select first a Type There are 45 predefined types and 4 user definable types are for Enhanced IDE BIOS Type 1 to 45 are predefined Type User is us
22. V Shutdown Temperature 75 C 167 F ESC Quit M V gt Select CPU Fan Monitor Disabled Help PU PD Modify Chassis Fan Monitor Disabled Old Values Shift F2 Color Load BIOS Defaults Load Setup Defaults For VIA Apollo Pro Plus 82C693 chipset 54 LI6BM User s Manual Chapter 6 BIOS and System Setup CPU Speed CPU Clock Multiplier CPU PCI Clock Select The LI6BM motherboard allows users to set the CPU speed through the BIOS The parameters in setting the CPU speed include CPU Clock Multiplier see examples below and CPU Clock 66MHz 75MHz 83MHz 100MHz 103MHz 112MHz 133MHz 150MHz In the initial setup the system automatically detects the base Frequency of the CPU 66MHz or 100MHz Press the T and J keys to change the CPU speed or press the PageUp or PageDown key to see the selections for CPU Clock Multiplier and CPU Clock CPU speed configuration examples A CPU frequency auto detect CPU Speed 8300MHz 100x3 CPU Speed 283MHz 66x3 5 Parameters Parameters CPU Clock Multiplier 3 3 5 4 4 5 5 5 5 6 CPU Clock Multiplier 3 3 5 4 4 5 5 5 5 6 CPU Clock Select 100MHz fixed CPU Clock Select 66MHz fixed B Manual CPU Speed Manual CPU Speed Manual CPU Clock Multiplier CPU Clock Multiplier X 3 5 CPU PCI Clock Select 100 MHz CPU PCI Clock Select 66 MHz Parameters Parameters CPU Clock Multiplier 3 6 5 BX chipset CPU Clock Multiplier 3 6 5 chi
23. a total of 15 IRQ lines available on the motherboard Peripheral devices use an interrupt request to notify the CPU for the service required The following table shows the IRQ lines used by the devices on the motherboard Level Function IRQO System Timer Output IRQI Keyboard IRQ2 Interrupt Cascade Real Time Clock Software Redirected to Int OAh or PCI Slot Int Reserved or PCI Slot Int Reserved or PCI Slot Int PS 2 Mouse or PCI Slot Intt Co Processor Primary IDE Secondary IDE IRQ3 Serial Port 2 IRQ4 Serial Port 1 IRQ5 Parallel Port 2 or PCI Slot Int IRQ6 Floppy Disk Controller IRQ7 Parallel Port 1 3 9 Onboard Multi I O The onboard multi I O chip W83977TF supports a keyboard controller AMI copyright two serial ports one parallel port one floppy controller and one IrDA port The serial ports are 16550 UART compatible The parallel port features high speed EPP ECP mode The floppy controller supports up to 2 88 MB format The multi I O also features keyboard power on that is configured in the Power On Function field of the Integrated Peripherals section in the BIOS It allows users to enter a password of a maximum of five characters 0 9 A Z Hot keys to power on supported are the function keys Ctrl F1 Ctrl F12 12 LI6BM User s Manual Chapter 3 Hardware Description 3 10 Onboard VGA The onboard 3D RAGE LT PRO is a highly integrated Multimedia 3D Graphics Controller that has the following uni
24. chipset ROM PCI ISA BIOS INTEGRATED PERIPHERALSP AWARD SOFTWARE INC On Chip IDE Channel 0 Enabled Onboard FDC Controller Enabled On Chip IDE Channel 1 Enabled Onboard Serial Port 1 SF8 IRQ4 DE Prefetch Mode Disabed Onboard Serial Port 2 2F8 IRQ3 DE HDD Block Mode Enabled UART Mode Select Normal Primary Master PIO Auto Primary Slave PIO Secondary Master PIO Au Secondary Slave PIO Au Primary Master UDMA Primary Slave UDMA Onboard Parallel Port 378 IRQ7 Parallel Port Mode SPP Secondary Master UDMA Secondary Slave UDMA nit Display First gt 0 POWER ON Function Button Only ESC Quit V Select Item F1 Help PU PD Modify F5 Old Values Shift F2 Color F6 Load BIOS Defaults F7 Load Setup Defaults For VIA Apollo Pro Plus 82C693 chipset LI6BM User s Manual 57 Chapter 6 BIOS and System Setup IDE HDD Block Mode This field allows your hard disk controller to use the fast block mode to transfer data to and from your hard disk drive IDE Primary Secondary Master Slave PIO These fields allow your system hard disk controller to work faster Rather than have the BIOS issue a series of commands that transfer to or from the disk drive PIO Programmed Input Output allows the BIOS to communicate with the controller and CPU directly The system supports five modes numbered from 0 default to
25. detects the base Frequency of the CPU 66MHz or 100MHz Under the under CPU Speed Setting section use the T and J keys to easily change the CPU speed or press the PageUp or PageDown key to see more options Overclocking could cause the system not to boot in the process of setting the CPU speed When this happens turn off the computer by pressing the power button and turn it on again by pressing the Insert key and the power button simultaneously When the system is turned on press the Delete key to enter BIOS Setup and configure the CPU speed 4 2 Keyboard Power On Function JP8 J10 The keyboard can be used as a switch to power on the system Use JP8 and JP10 to configure this function as shown in the table below JP10 Keyboarc Power On Function 1 2 short or 2 3 short Disabled Power on by any method power button keyboard password or a hot key Power on by keyboard password or hot key as set in the BIOS When password is configured power button can only turn off but not turn on the system The keyboard power on can be configured in the Power On Function field of the Integrated Peripherals section in the BIOS See page 59 for more details LI6BM User s Manual 17 Chapter 4 Configuring the Motherboard 4 3 Clear CMOS Select JP11 Use JP11 to clear the contents of the CMOS RAM Do not clear the CMOS RAM unless it is absolutely necessary Before clearing CMOS you should disconnect the ATX power connector fro
26. provided that the cache controller is disabled OBM User s Manual Chapter 6 BIOS and System Setup Video RAM Cacheable Selecting Enabled allows caching of the video BIOS ROM at C0000h to C7FFFh resulting in better video performance However if any program writes to this memory area a memory access error may result 8 Bit Recovery Time This option specifies the length of the delay in sysclks inserted between consecutive 8 bit I O operations The settings are 1 2 3 4 5 6 7 or 8 The default setting is 3 16 Bit Recovery Time This option specifies the length of the delay in sysclks inserted between consecutive 16 bit I O operations The settings are 1 2 3 4 5 6 7 or 8 The default setting is 2 Memory Hole at 15MB 16MB In order to improve performance certain space in memory can be reserved for ISA cards This field allows you to reserve 15MB to 16MB of memory address space to ISA expansion cards This makes memory from 15MB and up unavailable to the system Expansion cards can only access memory up to 16 By default this field is set to Disabled Passive Release When enabled CPU to PCI bus accesses are allowed during passive release Otherwise the arbiter only accepts another PCI master access to local DRAM Delayed Transaction The chipset has an embedded 32 bit posted write buffer to support delay transactions cycles Select Enabled to support compliance with PCI specification version
27. sees 30 LI6BM User s Manual 19 20 Chapter 5 Installation soram 80000 000000000 00000000 0000000000000000000000000 Figure 3 Connector Location on LIGBM LI6BM User s Manual Chapter 5 Installation 5 1 Connectors The I O connectors connect the LIGBM to the most common peripherals To attach cables to these connectors carefully align Pin 1 of the cables to that of the connectors Refer to Figure 4 for the location and orientation of the connectors RED MARK CABLE Figure 4 Orientation of the I O Connector 5 2 J1 S VHS Connector The J1 S VHS connector is for the TV Out feature of the onboard ATi 3D RAGE LT PRO VGA controller Below are the pin out assignments of the connectors Luminance Signal Composite Signal 5 3 J2 RCA Connector The J2 RCA connector is for the TV Out feature of the onboard ATi 3D RAGE LT PRO VGA controller Ground LI6BM User s Manual 21 Chapter 5 Installation 5 4 J3 Panel Link Connector o
28. the expansion small plate slot cover 4 3 Install the PCI ISA expansion card 4 4 Return the left side plate and its screw 4 5 Screw the PCI ISA card into place 106 LI6BM User s Manual Appendix Appendix A Slot 1 Retention Mechanism e 4 The retention mechanism that comes with your motherboard as seen in the above figure accommodates all kinds of Pentium II processors For Celeron processors place the two caps supplied on both ends after installing the processor to secure the installation 107 LIGBM User s Manual Appendix B Technical Information regarding TV Out The LIGBM motherboard has connectors for RCA J2 and S Video J1 standards supporting the TV Out function on the motherboard In order to use the TV Out function you should use the appropriate cables to connect your TV set to the computer Your TV set should also have the corresponding connectors When the connection between the computer and TV has been done you may turn on the system Remember to set the TV to receive RCA or S Video signals The computer system will then determine if there is a TV connected to it and automatically enable the TV signal output The system will not enable the TV signal output if it is not connected to a TV set Therefore if you have not done so turn off the computer connect the TV set to the computer and restart the computer to enable the signal output from the computer LI6BM User s Manual
29. 1 Boot Up NumLock Status eee 4l Boot Up System Speed 41 IDE HDD Block Mode eene 41 Gate A20 Option ite hee eret tete 41 Typematic Rate esses 41 Typematic Rate Chars Sec sese 41 Typematic Delay eese 41 Security Option 41 PCI VGA Palette Snoop eene 42 OS Select for DRAM gt 64MB 42 HDD S M A R T 42 Report No FDD For WIN 95 42 Video BIOS Shadow sese 42 C8000 Shadow DC000 DFFFF Shadow 42 6 5 Chipset Features Setup 43 SDRAM RAS to CAS Delay eee 43 SDRAM RAS Precharge Time see 44 SDRAM CAS Latency Time esee 44 LI6BM User s Manual 31 Chapter 6 BIOS and System Setup 32 Bank DRAM 44 SDRAM Cycle Length tee theres 44 DRAM Clock Select reper 44 DRAM Data Integrity Mode eere 44 Read Around Write essere 44 Concurrent 5 44 System BIOS Cacheable see 44 Video BIOS Cacheable sese 44 Video RAM
30. 2 1 The default setting is Enabled AGP Aperture Size MB The field sets aperture size of the graphics The aperture is a portion of the PCI memory address range dedicated for graphics memory address space Host cycles that hit the aperture range are forwarded to the AGP without any translation The options available are 4 8 16 32 64 128M and 256 The default setting is 64 Auto Detect DIMM PCI CIk When enabled the system automatically shuts off clocks of unused DIMM PCI slots The default setting is Disabled This field is for CE testing use only LI6BM User s Manual 45 Chapter 6 BIOS and System Setup Spread Spectrum This field sets the value of the spread spectrum Options are Disabled 1 896 CNTR 0 6 CNTR 1 896 DOWN and 0 6 DOWN The default setting is Disabled This field is for CE testing use only OnChip USB The OnChip USB can be enabled to allow support for USB keyboards See next field USB Keyboard Support When the OnChip USB field is enabled the USB Keyboard Support field can be either enabled or disabled The default setting is Disabled 6 6 Power Management Setup The Power Management Setup allows you to save energy of your system effectively It will shut down the hard disk and turn off video display after a period of inactivity ROM PCI ISA BIOS POWER MANAGEMENT SETUP AWARD SOFTWARE INC ACPI Function Disabled Reload Global Timer Events Power Management User Define IRQ3 3
31. 4 which primarily differ in timing When Auto is selected the BIOS will select the best available mode IDE Primary Secondary Master Slave UDMA These fields allow your system to improve disk I O throughput to 33Mb sec with the Ultra DMA 33 feature The options are Auto and Disabled On Chip Primary Secondary PCI IDE The integrated peripheral controller contains an IDE interface with support for two IDE channels Select Enabled to activate each channel separately OnChip IDE Channel0 1 The integrated peripheral controller contains an IDE interface with support for two IDE channels Select Enabled to activate each channel separately USB Keyboard Support Select Enabled if your system contains a Universal Serial Bus USB controller and you have a USB keyboard Init AGP Display First This field allows the system to initialize first the VGA card in the AGP slot on the motherboard when system is turned on 58 LI6BM User s Manual Chapter 6 BIOS and System Setup Power On Function The default for this field is BUTTON ONLY When set to KB Power ON Password the user is allowed to set a password with a maximum of 5 characters The system recognizes the size lowercase uppercase of the characters entered The third option is Hot Key Power ON The keys Ctrl F1 to Ctrl F12 can be set to power on the system Notes 1 After setting the password or hot key do not turn off the system immediately The system can be turned off only afte
32. B 12MB 720KB 144MB 288MB 5 25in 5 25in 3 5 3 5in 3 5 Video This field selects the type of video display card installed in your system You can choose the following video display cards EGA VGA For EGA VGA SEGA SVGA or PGA monitor adapters default CGA 40 Power up in 40 column mode CGA 80 Power up in 80 column mode MONO For Hercules or MDA adapters Halt On This field determines whether or not the system will halt if an error is detected during power up No errors The system boot will not be halted for any error that may be detected All errors Whenever the BIOS detects a non fatal error the system will stop and you will be prompted All But Keyboard The system boot will not be halted for a keyboard error it will stop for all other errors All But Diskette The system boot will not be halted for a disk error it will stop for all other errors All But Disk Key The system boot will not be halted for a key board or disk error it will stop for all others 38 LI6BM User s Manual Chapter 6 BIOS and System Setup 6 4 BIOS Features Setup This section allows you to configure and improve your system and allows you to set up some system features according to your preference ROM PCI ISA BIOS BIOS FEATURES SETUP AWARD SOFTWARE INC Virus Warning Disabled Video BIOS Shadow Enabled CPU Internal Cache Enabled C8000 CBFFF Shadow Disabled External Cache Enabled CCO000 CFFFF Shadow Disabled
33. BIOS PNP PCI CONFIGURATION AWARD SOFTWARE INC Manual Disabled Legacy ISA Legacy ISA ISA PnP Legacy ISA CPU to PCI Write Buffer PCI Dynamic Bursting PCI Master 0 WS Write PCI Delay Transaction PCl 2 Access 1 Retry AGP Master 1 WS Write AGP Master 1 WS Read PCI IRQ Activated By Assign IRQ For USB Assign IRQ For VGA ESC Quit F1 Help F5 Old Values F6 Load BIOS Defaults F7 Load Setup Defaults Level Enabl Enabl N A t V Select Item PU PD Modify Shift F2 Color Enabled Enabled Enabled Enabled Disabled Enabled Disabled V Select Item PU PD Modify Shift F2 Color LI6BM User s Manual Chapter 6 BIOS and System Setup PNP OS Installed This field allows you to specify if the operating system installed in your system is plug and play aware NOTE Operating systems such as DOS OS 2 and Windows 3 x do not use PnP Resources Controlled by This PnP BIOS can configure all of the boot and compatible devices automatically However this capability needs you to use a PnP operating system such as Windows 95 The default value is Manual Reset Configuration Data This field allows you to determine whether to reset the con
34. CPU L2 Cache ECC Checking Enabled D0000 D3FFF Shadow Disabled Quick Power On Self Test Enabled D4000 D7FFF Shadow Disabled Boot Sequence C SCSI D8000 DBFFF Shadow Disabled Swap Floppy Drive Disabled DC000 DFFF Shadow Disabled Boot Up Floppy Seek Enabled Boot Up Numlock Status On Gate A20 Option Fast Typematic Rate Setting Disabled Typematic Rate chars Sec 6 Typematic Delay Msec 250 Security Option Setup PCI Palette Snoop Disabled OS Select For DRAM gt 64MB Non OS2 ESC Quit V gt Select Item HDD S M A R T Capability Enabled F1 Help PU PD Modify Report No FDD For WIN 95 No F5 Old Values Shift F2 Color F6 Load BIOS Defaults F7 Load Setup Defaults For Intel 82440BX chipset ROM PCI ISA BIOS BIOS FEATURES SETUP AWARD SOFTWARE INC Virus Warning Disabled Video BIOS Shadow Enabled CPU Internal Cache Enabled C8000 CBFFF Shadow Disabled External Cache Enabled CCO000 CFFFF Shadow Disabled CPU L2 Cache ECC Checking Enabled D0000 D3FFF Shadow Disabled Quick Power On Self Test Enabled D4000 D7FFF Shadow Disabled Boot Sequence A C SCSI D8000 DBFFF Shadow Disabled Swap Floppy Drive Disabled DC000 DFFF Shadow Disabled Boot Up Floppy Seek Enabled Boot Up Numlock Status IDE HDD Block Mode Enabled Gate A20 Option Fast Typematic Rate Setting Disabled Typematic Rate chars Sec 6 Typematic Delay Msec
35. DMI BIOS Support Desktop Management Interface DMI allows users to download system hardware level information such as CPU type CPU speed internal external frequencies and memory size PCI Bus Master IDE Controller Ultra DMA 33 Supports two connectors for up to four IDE devices in two channels such as Tape Backup and CD ROM drives PIO Mode 3 4 and Bus Mastering Ultra DMA 33 Super I O Onboard super I O is a Winbond W83977TF that provides e Two 16550 UART compatible serial ports e One parallel port ECP EPP compatible e One floppy controller 2 88MB compatible e One IrDA port Keyboard Controller keyboard power on supported Keyboard and Mouse Connectors PS 2 type USB Connector 2 ports onboard Win95 shut off Allows shut off control from within Windows 95 Modem ring on Supports PC powering on through an external modem Expansion Slots on Riser Card BL21PI Two PCI 32 bit slots One ISA 16 bit slot Board Dimensions 11 93 x 12 48 30 3cm x 31 7cm LI6BM User s Manual 5 Chapter 2 Specifications This page was intentionally left blank 6 LI6BM User s Manual Chapter 3 Hardware Description Chapter 3 Hardware Description This chapter briefly describes each of the major features of the LIGBM motherboard The layout of the board in Figure 1 shows the location of the key components The topics covered in this chapter are as follows 33 PLOCESSOF eene eei edere 9 3 2 L2 Cache 9
36. EA Ground AN H een V IDE 4 LAN Active LED DNE m 5V IDE LED Power Button LI6BM User s Manual 27 Chapter 5 Installation 5 19 J20 Floppy Drive Connector J20 of the LIGBM is a 34 pin header and will support up to 2 88MB floppy drives The following table shows its pin out assignments 3 4 _Noconnect _ No connect amd Grund 9 Drive select 0 Track 00 Ground 33 34 Diskette change nu nu nu nu nu nu nu nu nu oo oo nu nu nu nu nuo nu 5 20 J21 ATX Power Supply Connector J21 should be used with an ATX power supply with 3 3V specification Refer to the table below for the pin out assignments _ Leey 5v 8 Powergood 9 58 0 10 5 I 0000000000 28 LI6BM User s Manual Chapter 5 Installation 5 21 J23 J24 IDE1 and IDE2 Connectors J23 Primary IDE Connector 8 HostdatalO Hostdata4 9 25 26 Address 1 34 Address 0 36 Address 2 Chip select 0 Chip select 1 40 Ground 2 Ground 28 HostALE 30 Ground oo Hostdata4 9 22 36 38 Chip select 1 40 2 2 2 2 2 nu nu oo oo oo oo oo oo 3 3 3 3 3 wj NIN nj 4 Ar al Too
37. EG 2 DVD player TV tuner with Intercast support and interface to ATI s ImpacTV chip Onboard VGA The onboard ATi 3D RAGE LT PRO utilizes AGP Accelerated Graphics Port bus to achieve rich 3D and video graphics display It enables 3D graphics capabilities including support for z buffering alpha blending and faster texture mapping Onboard TV out connectors support S VHS and RCA specifications Panel Link Support option The optional panel link connector supports the new industry standard digital video interface called digital flat panel port DFPP It allows connection to a flat panel monitor with over several meters of cable without the need for analog to digital conversion It is also compatible with VESA standards such as VESA Display Data Channel DDC and VESA Extended Display Identification Data EDID Onboard Ethernet Controller option The onboard Intel 82558B Ethernet controller is compatible with both the traditional 10Mbps and advanced 100Mbps LAN facilities An RJ45 connector and Wake on LAN are supported by LI6BM Hardware Monitoring The Winbond 83781D Hardware Monitor IC checks system parameters such as CPU temperature system temperature voltage levels CPU fan and chassis fan speeds in order to prevent system hang ups even before they happen The IC is used in conjunction with the bundled System Monitor utility The LANDesk Client Manager software CD is optional 4 LI6BM User s Manual Chapter 2 Specifications
38. Hardware Profiles Performance 82 LI6BM User s Manual Chapter 9 LAN Driver Installation Guide 4 Expand Other Devices System Properties 9 Disk drives Display adapters 52 Floppy disk controllers 52 Hard disk controllers E Keyboard Monitor Mouse Other devices Ports COM amp LPT System devices E Universal serial bus controller System Properties Computer CDROM 9 Disk drives Display adapters 53 Floppy disk controllers amp Hard disk controllers Other devices PCI Ethemet Controller PCI Multimedia Audio Device 9 Ports COM amp LPT LI6BM User s Manual 5 Select PCI Ethernet Controller then click Properties 83 Chapter 9 LAN Driver Installation Guide 6 Click Driver PCI Ethernet Controller Properties Driver Resouces 00000000 84 LI6BM User s Manual Chapter 9 LAN Driver Installation Guide 7 Click Update Driver PCI Ethernet Controller Properties LIGBM User s Manual 5 Chapter 9 LAN Driver Installation Guide 8 Insert the diskette labeled Intel 82558B LAN Windows 95 98 amp Windows NT 4 0 Drivers into the floppy disk drive then click Next Update Device Driver Wizard 9 Click Finish Ensure the updated driver mentioned is for Intel 82558 Fast Ethernet Update Device Driver Wizard 86 LI6BM User s Manual Chapter 9 LAN Driver Installation Guide 10 Click OK Insert Disk X 11 Type
39. J11 J12 Line Out Line In Mic Connectors 25 LIGBM User s Manual iii Contents 5 12 722 Game Port 25 5 13 J14 AMC 26 5 14 J15 CPU Fan Power 26 5 15 J16 Chassis Fan Power Connector 27 5 16 J17 BL21PI Riser Card Connector eese 27 5 17 JIS EDA Conector iret Renten 27 5 18 J19 Front Bezel Connectors eene 27 5 19 J20 Floppy Drive Connector 28 5 20 J21 ATX Power Supply Connector 28 5 21 J23 J24 1 and IDE2 29 5 22 125 J26 CD ROM Audio In Connectors 30 5 23 J27 Auxiliary Audio In Connector sees 30 Chapter 6 BIOS and System Setup 31 6 1 BIOS Introduction sessseseseeeeeeeeen e nnne 34 6 2 BIOS Setup sre cette entree edite heir e 34 6 3 Standard CMOS Setup 36 6 4 BIOS Features Setup nennen 39 6 5 Chipset Features Setup 43 6 6 Power Management Setup sse 46 6 7 PNP PCI Configuration 50 6 8 Load BIOS Defaults iinic ee ensine aei 53 6 9 Load Setup Defaults essere 53 6 10 CPU Speed Setting CPU Features Setup
40. LIGBM Pentium III 440BX A pollo Pro Plus JumperFree Motherboard User s Manual Version 1 0 The brand names product names and trade names in this manual are trademarks or registered trademarks of their respective holders This publication is protected by copyright and all rights are reserved No part of it may be reproduced or transmitted by any means or in any form without prior consent in writing from the manufacturer The information in this document has been carefully checked and is believed to be accurate However the manufacturer assumes no responsibility for any inaccuracies that may appear in this manual In no event will the manufacturer be liable for direct indirect special exemplary incidental or consequential damages resulting from any defect or omission in this manual even if advised of the possibility of such damages The material contained herein is for informational purposes only LI6BM User s Manual Contents Contents Chapter 1 Introduction eeeeeeeeeeeeeeenee L Chapter 2 Specifications eeeee creen eere eee J Chapter 3 Hardware Description 7 3 1 Processor an citi eke e E Ie te c ee E eddie 9 3 2 L2 Cache secte bread te 9 3 3 BIOS issu ik elie i Eier 9 3 44 Main Memory nente mter rete ed 10 3 5 JO Port Address energie et 11 3 6 DMA Chane lren r enne enne 11 3 7 Onboard
41. MPEG ISA VESA Card OS Select for DRAM gt 64MB This option allows the system to access greater than 64MB of DRAM memory when used with OS 2 that depends on certain BIOS calls to access memory The default setting is Non OS 2 HDD S M A R T Capability This option enables and disables the S M A R T Self Monitoring Analysis and Reporting Technology capability of the hard disks Report No FDD For WIN 95 This option allows Windows 95 to share with other peripherals IRQ6 which is assigned to a floppy disk drive if the drive is not existing Video BIOS Shadow This item allows you to change the Video BIOS location from ROM to RAM Video Shadow will increase the video speed C8000 CBFFF Shadow DC000 DFFFF Shadow Shadowing a ROM reduces the memory available between 640KB to 1024KB These fields determine whether or not optional ROM will be copied to RAM 42 LI6BM User s Manual Chapter 6 BIOS and System Setup 6 5 Chipset Features Setup This Setup menu controls the configuration of the motherboard chipset ROM PCI ISA BIOS CHIPSET FEATURES SETUP AWARD SOFTWARE INC SDRAM RAS to CAS Delay 3 SDRAM RAS Precharge Time 3 SDRAM CAS Latency Time 3 SDRAM Precharge Control Disabled DRAM Integrity Mode Non ECC System BIOS Cacheable Disabled Video BIOS Cacheable Enabled Video RAM Cacheable Disabled 8 Bit I O Recovery Time 73 16 Bit I O Recovery Time 2 Memory Hole At 15MB 16MB Disabled Passive Release Enable
42. O UNIX must use NORMAL for installation ESC SKIP Up to four IDE drives can be detected with parameters for each appearing in sequence inside a box To accept the displayed entries press the Y key to skip to the next drive press the N key If you accept the values the parameters will appear listed beside the drive letter on the screen LI6BM User s Manual 61 Chapter 6 BIOS and System Setup 6 14 Save amp Exit Setup This option allows you to determine whether or not to accept the modifications If you type you will quit the setup utility and save all changes into the CMOS memory If you type N you will return to Setup utility ROM BIOS CMOS SETUP UTILITY AWARD SOFTWARE INC STANDARD CMOS SETUP CPU SPEED SETTING BIOS FEATURES SETUP INTEGRATED PERIPHERALS CHIPSET FEATURES SETUP SUPERVISOR PASSWORD POWER MANAG D ESC Quit Select Item F10 Save amp Exit Setup Shift F2 Change Color Save Data to CMOS amp Exit Setup 6 15 Exit Without Saving Select this option to exit the Setup utility without saving the changes you have made in this session Typing will quit the Setup utility without saving the modifications Typing will return you to Setup utility ROM PCI ISA BIOS CMOS SETUP UTILITY AWARD SOFTWARE INC STANDARD CMOS SETUP CPU SPEED SETTING BIOS FEATURES SETUP INTEGRATED PERIPHERALS CHIPSET FEATURES SETUP SUPERVISOR PASSWORD
43. ce The default value is Level Assign IRQ for USB VGA These fields allow you to enable or disable the IRQ for USB and VGA By default these fields are enabled 52 LI6BM User s Manual Chapter 6 BIOS and System Setup 6 8 Load BIOS Defaults This option allows you to load the troubleshooting default values permanently stored in the BIOS ROM These default settings are non optimal and disable all high performance features ROM PCI ISA BIOS CMOS SETUP UTILITY AWARD SOFTWARE INC STANDARD CMOS SETUP CPU SPEED SETTING BIOS FEATURES SETUP INTEGRATED PERIPHERALS CHIPSET FEATURES SETUP SUPERVISOR PASSWORD POWER MANAQ PNP PCI CONFI LOAD BIOS DEI LOAD SETUP Dkerreers ESC Quit VY gt Select Item F10 Save amp Exit Setup Shift F2 Change Color Load BIOS Defaults except Standard CMOS Setup To load BIOS defaults value to CMOS SRAM enter If not enter NT Load BIOS Defaults Y N N 6 9 Load Setup Defaults This option allows you to load the default values to your system configuration These default settings are optimal and enable all high performance features ROM PCI ISA BIOS CMOS SETUP UTILITY AWARD SOFTWARE INC STANDARD CMOS SETUP CPU SPEED SETTING BIOS FEATURES SETUP INTEGRATED PERIPHERALS CHIPSET FEATURES SETUP SUPERVISOR PASSWORD POWER MANA D Load Setup Defaults Y N N ETECTION LOAD BIOS LOAD SETUP D n ESC Quit V gt Select Item To load SETUP de
44. d Delayed Transaction Enabled AGP Aperture Size MB 64 Auto Detect DIMM PCI Clk Disabled ESC Quit V gt Select Spread Spectrum Disabled Help PU PD Modify Old Values Shift F2 Color Load BIOS Defaults Load Setup Defaults For Intel 82440BX chipset ROM PCI ISA BIOS CHIPSET FEATURES SETUP AWARD SOFTWARE INC Bank 0 1 DRAM Timing SDRAM 10ns OnChip USB Enabled Bank 2 3 DRAM Timing SDRAM 10ns USB Keyboard Support Disabled Bank 4 5 DRAM Timing SDRAM 10ns SDRAM Cycle Length 13 DRAM CLOCK Host CLK Memory Hole Disabled Read Around Write Disabled Concurrent Disabled Video RAM Cacheable Disabled AGP Aperture Size 64M Auto Detect DIMM PCI Clk Disabled Spread Spectrum Disabled ESC Quit V gt Select Item F1 Help PU PD Modify F5 Old Values Shift F2 Color F6 Load BIOS Defaults F7 Load Setup Defaults For VIA Apollo Pro Plus 82C693 chipset SDRAM RAS to CAS Delay When DRAM is refreshed both rows and columns are addressed separately This field allows you to determine the timing of transition from Row Address Strove RAS to Column Address Strobe CAS The default setting is 3 LI6BM User s Manual 43 Chapter 6 BIOS and System Setup SDRAM RAS Precharge Time The precharge time is the number of cycles it takes for the RAS to accumulate its charge before DRAM refresh If insuf
45. disk drive Gate A20 Option This field allows you to select how Gate A20 is worked Gate A20 is a device used to address memory above 1 MB The default setting is Fast Typematic Rate Setting When disabled continually holding down a key on your keyboard will generate only one instance When enabled you can set the two typematic controls listed next By default this field is set to Disabled Typematic Rate Chars Sec When the typematic rate is enabled the system registers repeated keystrokes speeds Settings are from 6 to 30 characters per second Typematic Delay Msec When the typematic rate is enabled this item allows you to set the time interval for displaying the first and second characters By default this item is set to 250msec Security Option This field allows you to limit access to the System and Setup The default value is Setup When you select System the system prompts for the User Password every time you boot up When you select Setup the system always boots up and prompts for the Supervisor Password only when the Setup utility is called up LIGBM User s Manual 41 Chapter 6 BIOS and System Setup PCI VGA Palette Snoop Some non standard VGA display cards may not show colors properly This field allows you to set whether or not MPEG ISA VESA VGA Cards can work with PCI VGA When this field is enabled a PCI VGA can work with an MPEG ISA VESA VGA card When this field is disabled a PCI VGA cannot work with an
46. elow the control keys section displays information on the currently highlighted item in the list NOTE After making and saving system changes with Setup you find that your computer cannot boot the Award BIOS supports an override to the CMOS settings that resets your system to its default We strongly recommend that you avoid making any changes to the chipset defaults These defaults have been carefully chosen by both Award and your system manufacturer to provide the absolute maximum performance and reliability LI6BM User s Manual 35 Chapter 6 BIOS and System Setup 6 3 Standard CMOS Setup Standard CMOS Setup choice allows you to record some basic hardware configurations in your computer system 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 You will need to run the Standard CMOS option however if you change your system hardware configurations the onboard battery fails or the configuration stored in the CMOS memory was lost or damaged ROM PCI ISA BIOS STANDARD CMOS SETUP AWARD SOFTWARE INC Date mm dd yy Wed Mar 4 1998 Time hh mm ss 00 00 00 HARD DISKS TYPE SIZE CYLS HEAD PRECOMP LANDZ SECTOR MODE Primary Master 0 Primary Slave 0 Secondary Master 0 Secondary Slave 0 Drive A 1 44M 3 5in Base Memory d 640K Drive B None Extended Memory 15360K Other Memory 384K Video EGA VGA Halt On All Errors
47. er definable For the Primary Master Slave as well as Secondary Master Slave you can select Auto under the TYPE and MODE fields This will enable auto detection of your IDE drives and CD ROM drive during POST Press lt PgUp gt lt PgDn gt to select a numbered hard disk type or type the number and press the Enter key The hard disk will not work properly if you enter incorrect information for this field If your hard disk drive type is not matched or listed you can use Type User to define your own drive type manually If you select Type User related information is asked to be entered to the following items Number of cylinders HEAD Number of read write heads PRECOMP Write precompensation LANDZ Landing zone SECTOR Number of sectors SIZE Automatically adjust according to the configuration MODE for IDE HDD only Auto Normal HD 528MB Large for MS DOS only LBA HD gt 528MB and supports Logical Block Addressing LI6BM User s Manual 37 Chapter 6 BIOS and System Setup NOTE The specifications of your drive must match with the drive table The hard disk will not work properly if you enter incorrect information in these fields If your hard disk drive type is not matched or listed you can use Type User to define your own drive type manually Drive A Drive B These fields identify the types of floppy disk drive A or drive B that has been installed in the computer The available specifications are 360K
48. er detect 1 6 DSR Data set ready TXD Transmitdata 3 8 CTS Clear to send DTR Data terminal ready 4 9 Ring indicator GND ground 5 9 J8 Parallel Port Connector J8 is a DB 25 external connector as seen in the above figure The following table describes the pin out assignments of this connector Signal Name PDO parallel data0 2 PDI parallel data1 3 PD2 parallel data2 4 PD3 parallel data3 5 PD4 parallel data4 6 PD6 parallel data6 8 PD7 parallel data7 9 N A 24 LI6BM User s Manual Chapter 5 Installation 5 10 J9 RJ45 Connector option This connector is for the 10 100Mbps Ethernet capability of the CPU card The figure below shows the pin out assignments of this connector and its corresponding input jack TD pin 1 TD pin 2 RD pin 3 RD pin 6 5 11 J10 J11 J12 Line Out Line In Mic Connectors The Line J10 Line In J11 and Mic 112 connectors as shown in the figure below are used in conjunction with the audio function of the onboard audio controller 5 12 J22 Game Port Connector J22 is a 16 pin header connector for the game port cable that comes with the motherboard It is part of the functions provided by the onboard audio controller 9 Grund 4 1 JOYTIME JOYS 1 4 ERI 8 LI6BM User s Manual 25 Chapter 5 Installati
49. faults value to CMOS SRAM enter If not enter N LI6BM User s Manual 53 Chapter 6 BIOS and System Setup 6 10 CPU Speed Setting CPU Features Setup This Setup menu controls the configuration of the motherboard chipset ROM PCI ISA BIOS CPU SPEED SETTING AWARD SOFTWARE INC CPU Speed Manual CPU Clock Multiplier X3 CPU Clock Select 66 MHz CPU Warning Temperature 66 151 Current System Temp 41 C 105 F Current CPU Chips Temp 27 C 80 F Current System VGA Temp 34 C 93 F Current CPU Fan Speed 2789 RPM Current Chassis Fan Speed 2045 RPM VTT V 148V VCCP V 1 98V VCC3 V 345V 5V 499V 12 V 12 46V 12V 12 54V 5V 5 21 Shutdown Temperature 75 167 ESC Quit V gt Select Item CPU Fan Monitor Disabled Help PU PD Modify Chassis Fan Monitor Disabled Old Values Shift F2 Color Load BIOS Defaults Load Setup Defaults For Intel 82440BX chipset ROM PCI ISA BIOS CPU SPEED SETTING AWARD SOFTWARE INC CPU Speed Manual CPU Clock Multiplier CPU Clock Select 66 MHz CPU Warning Temperature 66 C 151 F Current System Temp 41 105 Current CPU Chips Temp 27 C 80 F Current System VGA Temp 34 93 Current CPU Fan Speed 2789 RPM Current Chassis Fan Speed 2045 RPM 1 95V VTT 1 52 V V 3 28 5V 4 97 V 412V 12 03V 12V 11 92V 5V 5 09
50. ficient time is allowed refresh may be incomplete and the DRAM may fail to retain data The default setting is 3 SDRAM CAS Latency Time When synchronous DRAM is installed the number of clock cycles of CAS latency depends on the DRAM timing The default setting is 3 Bank DRAM Timing These fields define the speed of the DRAM memory onboard The options are Normal Medium Fast Turbo SDRAM 68 5 and SDRAM 10ns By default these fields are set to SDRAM 1I0ns SDRAM Cycle Length This field sets the SDRAM cycle length to either 2 or 3 The default setting is 3 DRAM Clock Select The DRAM clock can be set to Host CLK or the CPU clock itself and to 66MHz By default this field is set to Host CLK DRAM Data Integrity Mode This field sets the integrity mode of the DRAM memory onboard The default setting is Non ECC Read Around Write DRAM optimization feature If a memory read is addressed to a location whose latest write is being held in a buffer before being written to memory the read is satisfied through the buffer contents and the read is not sent to the DRAM Concurrent PCI Host This field enables or disables the concurrent PCI Host The default setting is Disabled System BIOS Cacheable When enabled access to the system BIOS ROM addressed at F0000H FFFFFH is cached provided that the cache controller is disabled Video BIOS Cacheable When enabled access to video BIOS addressed at to C7FFFH is cached
51. figuration data or not The default value is Disabled IRQ3 4 5 7 9 10 11 12 14 15 DMA0 1 3 5 6 7 assigned to These fields allow you to determine the IRQ DMA assigned to the ISA bus and is not available to any PCI slot Used MEM base addr Select a base address for the memory area used by any peripheral that requires high memory The default setting is N A CPU to PCI Write Buffer When enabled this option increases the efficiency of the PCI bus to and speed up the execution in the processor By default this field is set to Enabled PCI Dynamic Bursting When enabled this option combines several PCI cycles into one By default this field is set to Disabled PCI Master 0 WS Write When enabled this option increases the write cycle speed PCI Delay Transaction When enabled this option delays PCI data transaction By default this field is set to Enabled PCI 2 Access 1 Retry This item enables PC 2 Access 1 attempts By default this field is set to Disabled LI6BM User s Manual 51 Chapter 6 BIOS and System Setup AGP Master 1 WS Write When enabled writes to the AGP bus are executed with 1 wait states By default this field is set to Enabled AGP Master 1 WS Read When enabled reads to the AGP bus are executed with 1 wait states By default this field is set to Enabled PCI IRQ Activated by This field allows you to select the method by which the PCI bus recognizes that an IRQ service is being requested by a devi
52. g Onboard TV out connectors support S VHS and RCA specifications The unique features of the 3D RAGE LT PRO are as follows 74 TV Out An integrated TV encoder with on chip triple DAC allows simultaneous CRT LCD TV output Dual CRT Controller Support Two independent CRT controllers support two asynchronous simultaneous displays LCD CRT CRT TV Floating Point Set up Engine The 3D RAGE LT PRO integrates a floating point set up engine capable of processing up to 1 2 million triangles per second By off loading the set up function from the CPU allowing it to focus on 3D geometry and lighting transformation the 5D RAGE LT PRO dramatically improves the performance of the entire 3D pipeline DVD and Video Support DVD and video features include enhanced motion compensation acceleration and a 4 tap horizontal and 2 tap vertical high quality DVD video scaler providing smooth images without the jagged edges common to today s video products The scaler provides true color video display independent of the graphics mode used AGP 2X mode With AGP 2X 133MHz mode support the 3D RAGE LT PRO offers a peak bandwidth in excess of 500 5 which is twice the output of the AGP 66MHz mode It also supports AGP s pipeline and sideband protocols that significantly improved the sustained bandwidth that is critical to the enhanced 3D and video performance LI6BM User s Manual Chapter 8 VGA Driver Installation Guide 8 2 Windows 95 98 Dri
53. ing When enabled this allows ECC checking of the CPU s L2 cache By default this field is Enabled Quick Power On Self Test When enabled this field speeds up the Power On Self Test POST after the system is turned on If it is set to Enabled BIOS will skip some items Boot Sequence This field determines the drive that the system searches first for an operating system The default value is A C SCSI The options are A C SCSI D A SCSI SCSLC A C A SCSI E A SCSI C CDROM A F A SCSI LS ZIP C CDROM C A SCSLA C Swap Floppy Drive This item allows you to determine whether or not to enable Swap Floppy Drive When enabled the BIOS swaps floppy drive assignments so that Drive A becomes Drive B and Drive B becomes Drive A By default this field is set to Disabled 40 LI6BM User s Manual Chapter 6 BIOS and System Setup Boot Up Floppy Seek When enabled the BIOS will seek whether or not the floppy drive installed has 40 or 80 tracks 360K type has 40 tracks while 760K 1 2M and 1 44M all have 80 tracks By default this field is set to Enabled Boot Up NumLock Status This allows you to activate the NumLock function after you power up the system By default the system boots up with NumLock On Boot Up System Speed This has no function and selects the default system speed High IDE HDD Block Mode This field allows your hard disk controller to use the fast block mode to transfer data to and from your hard
54. l controller which provides the next generation of audio performance to the Sound Blaster AudioPCI product line It includes a complete audio recording and playback system The ES1373 interfaces to the PCI bus and to AC97 an industry standard codec mixer This solution is Sound Blaster PCI compatible utilizing a patented method of Sound Blaster emulation In addition it is compliant to AC97 interface Microsoft PC97 and PC98 and Multimedia PC Level II and III specifications LIGBM User s Manual 13 Chapter 3 Hardware Description 3 12 Onboard Ethernet Controller option The onboard Intel 82558B Ethernet controller features the following e PCI local bus e JEEE802 3u auto negotiation for automatic speed selection e 10 100Mbps operation in a single port PCI bus master architecture e Wake On LAN function support 3 13 Hardware Monitoring IC The LI6BM comes with the Winbond W83781D hardware monitoring IC It monitors several hardware parameters including power supply voltages fan speeds and temperatures which are very important for a high end computer system to work stable and properly 14 LI6BM User s Manual Chapter 4 Configuring the Motherboard Chapter 4 Configuring the Motherboard The following sections describe the necessary procedures and proper jumper settings to configure the LIGBM motherboard For the locations of the jumpers refer to Figure 2 4 1 CPU Frequency 17 4
55. l installed PCI cards must be set to this value ROM PCI ISA BIOS PNP PCI CONFIGURATION AWARD SOFTWARE INC PNP OS Installed Resources Controlled by Reset Configuration Data RQ 3 RQ 4 RQ 5 RQ 7 RQ 9 RQ 10 RQ 11 RQ 12 RQ 14 RQ 15 0 1 DMA 3 DMA 5 DMA 6 assigned assigned assigned assigned assigned assigned assigned assigned assigned assigned assigned assigned assigned assigned assigned oooo 0 0 0000 55558 5 DMA 7 5 assigned PNP OS Installed Resources Controlled by Reset Configuration Data RQ 3 RQ 4 RQ 5 RQ 7 RQ 9 RQ 10 RQ 11 RQ 12 RQ 14 RQ 15 DMA 0 DMA 1 DMA 3 DMA 5 DMA 6 DMA 7 assigned to assigned assigned assigned assigned assigned assigned assigned assigned assigned assigned C O0 0O 8 gt 90 9 9 9 55 assigned assigned assigned assigned assigned sos 5 For VIA Apollo Pro Plus 82C693 chipset 50 No Manual Disabled Legacy ISA Legacy ISA ISA PnP Legacy ISA SA SA SA SA SA SA SA SA SA SA SA SA PnP PnP PnP PnP PnP PnP PnP PnP PnP PnP PnP PnP Used MEM base addr ESC Quit F1 Help F5 Old Values F6 Load BIOS Defaults F7 Load Setup Defaults For Intel 82440BX chipset ROM PCI ISA
56. m the motherboard JP11 Jumper Setting Gy pin 1 2 short Normal pin 2 3 short Clear CMOS 4 4 TV Out Hardware Compliance Setting JP12 The 2 pin JP12 jumper for TV Out hardware compliance setting is relevant only to the S Video connector and not to the RCA connector Although S Video provides better TV output quality specifications of TV sets in the market are not consistent The LI6BM motherboard comes with the ATI RAGE LT PRO VGA controller that auto detects TV signals It is able to determine if there is a TV set connected to the computer or not When the S Video connector is used to connect the computer to the TV set your computer monitor and the TV set will show images after you have turned them on However if your computer is functioning properly but the TV screen is blank then you have to short close the JP12 jumper located just at the back of the S Video connector on the LI6BM After doing so restart your computer The default setting of JP12 is OPEN 4 5 CPU Host Frequency Force Selector JP3 The LI6BM is able to detect the host frequency 66MHz or 100MHz of the installed CPU The JP3 jumper however can be set to OPEN to override the detection and force the host frequency to run at 100MHz 8 Host Frequency Host Frequency Auto detect set to 100MHz default 18 LI6BM User s Manual Chapter 5 Installation Chapter 5 Installation This chapter describes the interface that the LIGBM provide
57. n 8255x based PCI EtherExpress adapter Setup V4 16 Main Menu View Help files Installing EtherExpress 100 adapter drivers Latest News and general adapter information Hardware specifications and cabling information Adapter installation and special configurations Running diagnostics and error messages Help F1 Previous Esc Select Tl Display Choices 1 LI6BM User s Manual 93 Chapter 9 LAN Driver Installation Guide This page was intentionally left blank 94 LI6BM User s Manual Chapter 10 System Monitor Utility User s Guide Chapter 10 System Monitor Utility User s Guide This chapter introduces System Monitor Utility that comes with the motherboard in conjunction with the onboard hardware monitoring IC The sections below give the functions of the utility System Monitor is a software utility that oversees the general performance of systems covering areas like system temperature system voltage CPU and system fan rotational speeds If conditions become adverse that is when voltages are erratic or CPU temperature exceeds the safe limits an alarm will be sounded thereby preventing system crashing and ensuring overall stability NOTE System Monitor currently supports English and Chinese under Windows 95 and Windows NT English will be used for other language environments When System Monitor is initiated the icon below appears in the task bar in the Windows environment BAZ
58. ng screen 8255x based PCI EtherExpress adapter Setup V4 16 Test adapter Bus 0 Dev 0Bh Slot 11 Addr 004063001000 IRQ 10 Diagnostic tests Adapter tests Passed Onboard loopback tests passed Network test een passed 10Mbps This adapter works properly Press Enter to continue Help F1 Press Enter to continue 4 Selecting Install network drivers will show the following screen 8255x based PCI EtherExpress adapter Setup V4 16 Main Menu Install network drivers Novel Microsoft Other Exit Setup Choose OTHER if you use a network operating system from a manufacturer not on this list such as Banyan or UNIX Help F1 Press Enter to continue 92 LI6BM User s Manual Chapter 9 LAN Driver Installation Guide 5 Upon selecting Others under the Install network drivers main menu screen the following screen will appear 8255x based PCI EtherExpress adapter Setup V4 16 Other LANtastic 6 0 Banyan 6 00 NDIS workstation NDIS 2 x driver notes OS 2 LAN Manager others Using IBM LAN support for AS 400 and NetWare LAN Server UNIX driver information Choose OTHER if you use a network operating system from a manufacturer not on this list such as Banyan or UNIX Help F1 Previous Esc Select Accept 6 Selecting View Help files under the Main menu will show the following scree
59. on 5 13 J14 AMC Connector The AMC ATI Multimedia Channel connector facilitates the use of ATI products for multimedia applications and supports DVS for video input into the graphics controller MPP for video input and output from the graphics controller and I2C for controlling attached devices Signal Name Signal Name 6 Ground 8 ZVPORT4 9 5 GPIO10 nuuuuGc gnguuG 5 14 J15 CPU Fan Power Connector J15 is a 3 pin header for the CPU fan power connector The fan must be a 12V fan Signal Name 12 3 26 LI6BM User s Manual Chapter 5 Installation 5 15 J16 Chassis Fan Power Connector J16is a 3 pin header for the chassis fan power connector The fan must be Signal Name a 12V fan 5 16 J17 BL21PI Riser Card Connector J17 is a slot connector for the BL21PI riser card that comes with the LI6BM motherboard The riser card comes with two PCI and one ISA slots 5 17 J18 IrDA Connector This connector is used for an IrDA connector that supports infrared wireless communication 5 GND 5V IRRX IRTX 5 18 J19 Front Bezel Connectors The front bezel of the case has a control panel that provides light indication of the computer activities and switches to change the computer status J19 is an 8 pin header that provides the interfaces Signal Name ev ho i
60. on Guide 3 Click Device Manager System Properties Device Manager Hardware Profiles Performance LI6BM User s Manual 65 Chapter 7 Audio Driver Installation Guide 4 Click Other Device then select PCI Multimedia Audio Device and click the Remove icon System Properties amp 9 Disk drives Display adapters Floppy disk controllers 9 92 Hard disk controllers Ei Keyboard Monitor Mouse Dther devices Ports COM amp LPT System devices 66 LIGBM User s Manual Chapter 7 Audio Driver Installation Guide System Properties Computer 91 2 CDROM Disk drives Display adapters 9 59 Floppy disk controllers H 6 Hard disk controllers 9 8 Keyboard H Monitor H A Mouse Other devices PCI Multimedia amp udio Device i PCI Universal Serial Bus Y Ports COM amp LPT Confirm the remove command by clicking OK LI6BM User s Manual 67 Chapter 7 Audio Driver Installation Guide 6 Click Close System Properties LIE Computer 9 Disk drives Display adapters 3 Floppy disk controllers amp Hard disk controllers 48 Keyboard 148 Monitor Mouse Dther devices Ports COM amp LPT H System devices 68 LIGBM User s Manual Chapter 7 Audio Driver Installation Guide 7 Insert the CD that comes with your motherboard into your CD ROM drive The following screen will appear Driver Installer Wir Now click Sound LI6BM Use
61. peed selection Supports Full Duplex Half Duplex Operation Provides 32 bit bus mastering data transfer Supports 10Mbps and 100Mbps operation in a single port Supports remote wake up Magic Packet in APM and ACPI mode Requires ATX power supply with 5VSB 720mA 9 3 Software Drivers Support NetWare ODI Drivers Novell NetWare 3 x 4 x NetWare LAN WorkPlace TCP IP Novell LAN Analyzer for NetWare Packet Drivers FTP PC TCP NCSA TCP IP NDIS Drivers Microsoft LAN Manager V2 x Windows 3 x Windows NT 4 0 Windows NT 3 51 Windows 98 Windows 95 SCO3 SCO5 IBM LAN Server 4 0 for DOS and OS 2 and Linux 80 LI6BM User s Manual Chapter 9 LAN Driver Installation Guide 9 4 LAN Driver Installation for Windows 95 The LI6BM comes with a diskette labeled Intel 82558B LAN Windows 95 98 amp Windows NT 4 0 Drivers that is to be used in conjunction with the LAN drivers installation You must use the correct drivers in order for LAN to function properly Follow the steps below to install the drivers for Windows 95 1 Click Start Select Settings Select Control Panel LI6BM User s Manual 81 Chapter 9 LAN Driver Installation Guide 2 Click System E Control Panel RUE 12 Add Remove Date Time DirectX Hardware Programs Z Game Intemet Keyboard Controllers 38 Multimedia Printers Regional Settings 3 Click Device Manager System Properties Device Manager
62. pset CPU Clock Multiplier 3 8 82C693 chipset CPU Clock Multiplier 3 8 82C693 chipset CPU Clock Select 100 MHz CPU Clock Select 66 MHz 103 MHz 75 MHz 112 MHz 83 MHz 183 MHz 150 MHz NOTE Overclocking could cause the system not to boot When this happens turn off the computer by pressing the power button and turn it on again by pressing the Insert key and the power button simultaneously Then press the Delete key to enter BIOS Setup and configure the CPU speed CPU Warning Temperature This field sets the threshold value for the CPU warning temperature An alert is sounded through the system s speaker when the CPU temperature exceeds the set value The function prevents overheating and damage on the CPU Current System CPU Chips VGA Temperatures These read only fields reflect the functions of the hardware thermal sensor that monitors the chip blocks and system temperatures to ensure the system is stable LI6BM User s Manual 55 Chapter 6 BIOS and System Setup Current CPU Fan Speed Chassis Fan Speed These read only fields show the current speeds in RPM revolution per minute for the CPU fan and chassis fan as monitored by the hardware monitoring IC VCC3 These read only fields show the current voltages in the voltage regulators and power supply as monitored by the To clear CMOS the ATX power connector should be disconnected from the motherboard hardware monitoring IC Shutdown Temperatu
63. ption Below are the pin out assignments of the connectors e t J Signal Name Signal Name TXOUT 1 TXOUT 2 TXOUT 1 TXOUT 2 Ground Ground Ground 14 Ground TXCLKOUT 15 TXOUT 0 Ground 17 No Connect 8 18 No Connect 9 No Connect 19 GPI013 No Connect GPI012s 14 15 TXCLKOUT 6 16 TXOUTO 17 18 19 5 5 4 CRT Connector J4 is a DB 15 connector The following table shows the pin out assignments of this connector 22 LI6BM User s Manual Chapter 5 Installation 5 6 J5 USB Connector J5 is the standard USB external connector consisting of two ports USB support allows connections of up to 64 plug and play external peripherals per channel The following table shows the pin outs of these ports PORT 2 Signal Name Ground BORT H Ground 5 7 J6 PS 2 Keyboard and PS 2 Mouse Connectors PS 2 Mouse PS 2 Keyboard Below are the pin out assignments of the connectors NoConnect 2 Ground 3 Lx y cie pr Keyboard clock Mouse Clock No Connect 6 6 No Connect LI6BM User s Manual 23 Chapter 5 Installation 5 8 J7 Serial Ports The onboard serial ports of the LI6BM are two DB 9 external connectors Serial Port COM Serial Port The table below shows the pin out assignments of these connectors DCD Data carri
64. que features e TV Out An integrated TV encoder with on chip triple DAC allows simultaneous CRT LCD TV output Dual CRT Controller Support Two independent CRT controllers support two asynchronous simultaneous displays LCD CRT CRT TV Floating Point Set up Engine The 3D RAGE LT PRO integrates a floating point se up engine capable of processing up to 1 2 million triangles per second By off loading the set up function from the CPU allowing it to focus on 3D geometry and lighting transformations the 3D RAGE LT PRO dramatically improves the performance of the entire 3D pipeline e DVD and Video Support DVD video features include enhanced motion compensation acceleration and a 4 tap horizontal and 2 tap vertical high quality DVD video scaler providing smooth images without the jaggies jagged edges common to today s video products The scaler provides true color video display independent of the graphics mode used e AGP 2X mode The DVD enabled 3D RAGE LT PRO AGP 2X support the AGP 2X 133MHz mode that offers a peak bandwidth in excess of 500MB s It supports AGP s pipeline and sideband protocols critical to the enhanced 3D and video performance e Panel Link Support option The optional panel link connector supports new compact LCD Liquid Crystal Display monitors that not only emit less radiation and consume less power but take less space 3 11 Onboard Audio The onboard ES1373 is a Creative Labs 97 digita
65. r mode selection If you select a color depth or resolution not supported by your card NT 4 0 will substitute 640x480 in 256 colors for the display LI6BM User s Manual Chapter 9 LAN Driver Installation Guide Chapter 9 LAN Driver Installation Guide This chapter gives a brief introduction to the Intel 82558 Fast Ethernet PCI controller The following items are covered in this chapter 9 1 Introduction oue ertet tee ete erret aee Pee reete ede 80 9 2 LEAT a EA Edere rt T ERES 80 9 3 Software Drivers 80 9 4 LAN Driver Installation for Windows 95 81 9 5 LAN Driver Installation for Windows NT 4 0 90 9 6 Running Diagnostics 91 LI6BM User s Manual 79 Chapter 9 LAN Driver Installation Guide 9 1 Introduction Intel 82558B is a 32 bit 10 100MBps Ethernet controller for PCI local bus compliant PCs It supports the bus mastering architecture and Auto negotiation feature which make it possible to combine one common type of Ethernet cabling an RJ 45 connector for twisted pair cabling that can be used for both 10Mbps and 100Mbps connection Extensive driver support for commonly used network operating systems is also provided 9 2 Features Conforms to the Ethernet IEEE 802 3u standard Compatible with PCI Local Bus Revision 2 1 specification IEEE 802 3u Auto Negotiation for automatic s
66. r s Manual 69 Chapter 7 Audio Driver Installation Guide 8 Click Creative Labs 1373 and then Install Es Driver Installer Wind 70 LI6BM User s Manual Chapter 7 Audio Driver Installation Guide 10 Follow the procedure in each screen until you arrive the Setup Option screen as shown below then select Full Installation Setup Options 11 Proceed with Setup to install the Windows 95 98 Drivers Legacy DOS Drivers into your system LI6BM User s Manual 71 Chapter 7 Audio Driver Installation Guide 12 After installation the system will ask you to restart your computer for the changes to take effect Restart Windows 72 LI6BM User s Manual Chapter 8 VGA Driver Installation Guide Chapter 8 VGA Driver Installation Guide This chapter describes the VGA onboard with the installation procedures necessary to take advantage of the features of the ATI 3D RAGE LT PRO The topics covered in this chapter are as follows 8 1 Introduction aeterna V DUM 74 8 2 Windows 95 98 Driver Installation eee 75 8 3 Windows NT 4 0 Driver Installation eee 78 LI6BM User s Manual 73 Chapter 8 VGA Driver Installation Guide 8 1 Introduction The onboard ATI 3D RAGE LT PRO utilizes AGP Accelerated Graphics Port bus to achieve rich 3D and video graphics display It enables 3D graphics capabilities including support for z buffering alpha blending and faster texture mappin
67. r the memory test has been finished in order that the keyboard power on settings to take effect 2 If you forget your password and you cannot turn on the system you have to clear the CMOS content 3 USB keyboards do not support Keyboard Power On Function 4 Keyboard Power On Function password or hot keys is enabled only when the jumper 7 8 is 1 2 short Setting it to 2 3 short disables the Keyboard Power On Function See page 17 Onboard FDC Controller Select Enabled if your system has a floppy disk controller FDC installed on the system board and you wish to use it If you install an add in FDC or the system has no floppy drive select Disabled in this field This option allows you to select the onboard FDD port Onboard Serial Parallel Port These fields allow you to select the onboard serial and parallel ports and their addresses The default values for these ports are Serial Port 1 3F8 IRQ4 Serial Port 2 2F8 IRQ3 Parallel Port 378H IRQ7 UART Mode Select This field determines the UART mode in your computer The settings are Normal IrDA and ASKIR The default value is Normal Parallel Port Mode This field allows you to determine parallel port mode function SPP Normal Printer Port EPP Enhanced Parallel Port ECP Extended Capabilities Port LIGBM User s Manual 59 Chapter 6 BIOS and System Setup 6 12 Supervisor User Password These two options set the system password Supervisor Password sets a password tha
68. re This field allows you to set the temperature at which the system automatically shuts down once it is reached in order to avoid damage to system components CPU Chassis Fan Monitor The CPU Fan Monitor and Chassis Fan Monitor fields allow the user to set the threshold value of the fans rotation When the rotation falls below the set value the systems sounds out an alarm through the speaker RPM options are 3 000rpm 3 500rpm and 4 000rpm 56 LI6BM User s Manual Chapter 6 BIOS and System Setup 6 11 Integrated Peripherals This option sets your hard disk configuration mode and port ROM PCI ISA BIOS INTEGRATED PERIPHERALSP AWARD SOFTWARE INC DE HDD Block Mode Enabled Onboard FDC Controller Enabled DE Primary Master PIO Auto Onboard Serial Port 1 SF8 IRQ4 DE Primary Slave PIO Auto Onboard Serial Port 2 2F8 IRQ3 DE Secondary Master PIO Auto UART Mode Select Normal DE Secondary Slave PIO Auto DE Primary Master UDMA Auto DE Primary Slave UDMA Auto Onboard Parallel Port 378 IRQ7 DE Secondary Master Auto Parallel Port Mode SPP UDMA DE Secondary Slave UDMA Auto On Chip Primary PCI IDE Enabled On Chip Secondary PCI IDE Enabled USB Keyboard Support Disabled nit Display First AGP POWER ON Function Button Only ESC Quit V lt Select Item F1 Help PU PD Modify F5 Old Values Shift F2 Color F6 Load BIOS Defaults F7 Load Setup Defaults For Intel 82440BX
69. re routed between the two cavities using standard package techniques 3 3 BIOS The BIOS on the LIGBM motherboard provides the standard BIOS functions plus the following additional features 1 ISA Plug and Play PnP Extension Unlike PCI cards that are Plug and Play ISA cards require setting jumpers to resolve hardware conflicts To make a computer system PnP an ISA PnP standard is established and supported by new operating systems such as Windows 95 Under Windows 95 the motherboard BIOS must have an ISA PnP extension to support new ISA PnP cards 2 Power Management The power management feature provides power savings by slowing down the CPU clock turning off the monitor screen and stopping the HDD spindle motor The BIOS fully conforms to ACPI Advanced Configuration and Power Interface specification LI6BM User s Manual 9 Chapter 3 Hardware Description 3 4 Main Memory The LI6BM motherboard supports 64MB of DRAM memory on board and two 168 pin DIMM Dual In line Memory Module sockets to form an additional memory of 256MB Refer to the following table on how to configure the memory 168 pin DIMM 3 3V SDRAM Deam mB e p MB 1 8MB 72MB 80MB em sme S oo 64MB 16 80MB 32MB 9 64MB 128MB 192 320MB _ 64MB 256MB i 576MB For 440BX only NOTE Use SDRAM modules wi
70. s for creating a working system Refer to Figure 3 for the location of the connectors The following items are covered in this chapter 3 1 CO COfDneCtoIS e nite Ee o NR REI 21 5 2 S VHS Connector sss 21 23 3 2 REA COnnector io eee b ere etes 21 5 4 J3 Panel Link Connector option 22 23 5 CRT Conn ectot io oe RU RU UE e 22 5 6 J5 USB Connector nersini ep e enre i en e 23 5 7 16 PS 2 Keyboard and PS 2 Mouse Connectors 23 5 817 Serial Ports oen 24 5 9 J8 Parallel Port Connector eee 24 5 10 J9 RJ45 Connector option 25 5 11 J10 J11 J12 Line Out Line In Mic Connectors 25 5 12 J22 Game Port Connector 25 5 13 J T4 AMC CohfleCtOF een Uo eee ar eee 26 5 14 J15 CPU Fan Power Connector 26 5 15 J16 Chassis Fan Power Connector sees 27 5 16 J17 BL21PI Riser Card Connector sesess 27 3 17 18 C nnectOr cette te Hes 27 5 18 719 Front Bezel Connectors esee 27 5 19 J20 Floppy Drive 28 5 20 J21 ATX Power Supply 28 5 21 J23 J24 1 and IDE2 29 5 22 125 J26 CD ROM Audio In Connectors 30 5 23 J27 Auxiliary Audio In Connector
71. structions and follow the procedures one step at a time 1 Removing top cover 1 1 Remove the middle upper screw at the back of the case 1 2 Slightly pull out the two clips on the two sides of the top cover Make sure the clips are now unlocked before proceeding to the next step 1 3 Pull the top cover towards the back of the case by 2cm 1 4 Remove the top cover in an upward direction FRONT Front Panel 4 1 4 Edge 1 3 Pull2cm Pull up to remove covey gt 1 1 Remove 1 2 1 2 Slightly pull Back Panel clip on both sides LI6BM User s Manual 103 Chapter 11 LIGBM and the Databook Case 2 Removing the front panel section 2 1 Remove the two flat head screws on the two front corners of the case 2 2 Pull out the whole front panel section The front panel section has room for an FDD HDD and CD ROM drive Pull out the whole front panel unit 2 1 Remove the flat headed screw on both sides Back Panel 3 Installing the main components 3 1 Remove the riser card support by removing the screw from the back panel 3 2 Remove unnecessary I O cover plates from the back panel Check the external I O connectors on the motherboard to determine which plates should be removed 3 1 Remove the screw to remove the riser card support 3 3 Install the thin panel plate e inside the Back Panel Case o n o p co 3 2
72. t Intel 440BX Intel 440BX Intel 440BX Panel Link No Yes No Ethernet No Intel 82558B Intel 82558B Audio Yes Yes Yes VGA Yes Yes Yes LI6BMNP LI6BMP Remarks Chipset Apollo Pro Plus Apollo Pro Plus W full function Panel Link No No N LAN on board Ethernet Intel 82558B No P Apollo Pro Audio Yes Yes Plus VGA Yes Yes LI6BM User s Manual Chapter 1 Introduction Checklist Please check that your package is complete and contains the items below If you discover damaged or missing items please contact your dealer e TheLI6BM Motherboard with the BL21PI Riser Card e 40 pin IDE ribbon cable 14 cm e 40 pin CD ROM ribbon cable 8 cm e 34 pin FDD ribbon cable 20 cm e 1 16 pin game port cable e 1 CD containing System Monitor utility PIIX4 Bus Master IDE driver and utilities Intel s LANDesk Client Manger software is optional 2 LI6BM User s Manual Chapter 2 Specifications Chapter 2 Specifications The LI6BM is a high performance Pentium II motherboard that offers flexibility in terms of CPU frequency and bus speeds The main features of the motherboard consist of the following CPU Socket Slot 1 Processor Intel Pentium II 233 266 300MHz 66MHz Klamath Intel Pentium II 333MHz 66MHz Deschutes Intel Pentium II 300 350 400 450 500MHz 100MHz Deschutes Intel Celeron 266 300 300A 333MHz 66MHz Intel Pentium III 450 500MHz 100MHz Katmai L2 Cache CPU integrated L2 cache
73. t will be used to protect the system and Setup utility User Password sets a password that will be used exclusively on the system To specify a password highlight the type you want and press Enter The Enter Password message prompts on the screen Type the password up to eight characters in length and press Enter The system confirms your password by asking you to type it again After setting a password the screen automatically returns to the main screen To disable a password just press the Enter key when you are prompted to enter the password A message will confirm the password to be disabled Once the password is disabled the system will boot and you can enter Setup freely ROM PCI ISA BIOS CMOS SETUP UTILITY AWARD SOFTWARE INC STANDARD CMOS SETUP CPU SPEED SETTING BIOS FEATURES SETUP INTEGRATED PERIPHERALS CHIPSET FEATURES SETUP POWER MANAG a Enter Password ESC Quit M V gt Select Item F10 Save amp Exit Setup Shift F2 Change Color Change Set Disable Password 60 LI6BM User s Manual Chapter 6 BIOS and System Setup 6 13 IDE HDD Auto Detection This option detects the parameters of an IDE hard disk drive and automatically enters them into the Standard CMOS Setup screen ROM BIOS STANDARD CMOS SETUP AWARD SOFTWARE INC HARD DISKS TYPE SIZE CYLS HEAD PRECOMP LANDZ SECTOR MODE Primary Master Select Primary Master Option N SKIP N NOTE Some OSes like SC
74. th PC100 specification when running 100MHz CPU bus speed With 66MHz CPU bus speed SDRAM modules with PC66 or PC100 specification can be used 10 LI6BM User s Manual Chapter 3 Hardware Description 3 5 Port Address Map Each peripheral device in the system is assigned a set of I O port addresses which also becomes the identity of the device There is a total of 1K port address space available The following table lists the I O port addresses used on the motherboard Address 000h O1Fh 020h 03Fh 040h O5Fh 060h OGFh 070h 07Fh 080h O9Fh 0 OBFh 0 ODFh OFOh OF 1h 1FOh 1F7h 2F8h 2FFh 378h 3FFh 3F7h 3F8h 3FFh 3 6 DMA Channels There are seven DMA channels available on the motherboard Only DMA2 is used by the floppy controller In the case that ECP mode on the parallel port is utilized 1 or DMA3 will be used 3 7 Onboard PCI IDE The PCI IDE controller is a part of the Intel 82440 or VIA Apollo Pro Plus 82C693 chipset It supports PIO mode 3 4 and bus mastering Ultra DMA 33 The peak transfer rate of PIO mode 3 4 can be as high as 17MB sec Using HDDs that support Ultra DMA 33 the peak transfer rate can reach 33MB sec There are two IDE connectors primary IDE and secondary IDE With two devices per connector up to four IDE devices can be supported LIGBM User s Manual 11 Chapter 3 Hardware Description 3 8 Interrupt Request IRQ Lines There are
75. the Del key POST Power On Self Test will continue with its test routines thus preventing you from invoking the Setup If you still wish to enter Setup restart the system by pressing the Reset button or simultaneously pressing the Ctrl Alt and Delete keys You can also restart by turning the system Off and back On again The following message will appear on the screen Press lt DEL gt to Enter Setup In general you press the arrow keys to highlight items Enter to select the PgUp and lt PgDn gt keys to change entries F1 for help and lt Esc gt to quit When you enter the Setup utility the Main Menu screen will appear on the screen The Main Menu allows you to select from various setup functions and exit choices 34 LI6BM User s Manual Chapter 6 BIOS and System Setup ROM BIOS CMOS SETUP UTILITY AWARD SOFTWARE INC STANDARD CMOS SETUP CPU SPEED SETTING BIOS FEATURES SETUP INTEGRATED PERIPHERALS CHIPSET FEATURES SETUP SUPERVISOR PASSWORD POWER MANAGEMENT SETUP USER PASSWORD PNP PCI CONFIGURATION IDE HDD AUTO DETECTION LOAD BIOS DEFAULTS SAVE amp EXIT SETUP LOAD SETUP DEFAULTS EXIT WITHOUT SAVING ESC Quit V gt Select Item F10 Save amp Exit Setup Shift F2 Change Color Time Date Hard Disk Type The section below the setup items of the Main Menu displays the control keys for this menu Another section at the bottom of the Main Menu just b
76. tinue Click OK Click Next Click Next Type your Workgroup then click Next Click Finish Click Yes to restart the computer and for the settings to take effect LI6BM User s Manual Chapter 9 LAN Driver Installation Guide 9 6 Running Diagnostics The LIGBM comes with a diskette containing a diagnostic software supporting the Intel 82558B Ethernet controller Follow the steps below to use the Setup Utility 1 Run the file SETUP EXE typing a setup in the DOS prompt assuming your floppy disk drive is drive A Upon doing so the system starts the Setup Utility and shows the following screen 8255x based PCI EtherExpress adapter Setup V4 16 Main Menu Automatic setup View adapter configuration Test adapter Install network drivers View Help files Exit Setup Choose AUTOMATIC SETUP to view the adapter s configuration make sure it works properly and install the software needed to connect to your network Help F1 Exit Esc Select TL Action 2 Selecting View adapter configuration will show the following 8255x based PCI EtherExpress adapter Setup V4 16 View adapter configuration Adapter capabilities 100 full or half duplex 10BaseT full or half duplex Press Enter to continue Help F1 Previous Esc Continue Enter PCI Advanced F5 LIGBM User s Manual 91 Chapter 9 LAN Driver Installation Guide 3 Selecting Test adapter will show the followi
77. ver Installation In order to attain higher performance additional resolutions and special features not available in standard drivers you must install the enhanced drivers CD containing the drivers for 3D RAGE LT PRO is provided with the motherboard Follows the steps below to proceed with the VGA driver installation for Windows 95 98 Step 1 Insert the CD containing the drivers Under Windows 95 98 the CD autoruns and shows the following screen Driver Installer W LI6BM User s Manual 75 Chapter 8 VGA Driver Installation Guide Step2 Click on to select the correct driver as shown in the following screen Driver Installer Win Step2 Click on RAGE LT PRO to start the driver installation The following welcoming screen appears Click on Finish to start the driver installation Setup kr Bet 76 LI6BM User s Manual Chapter 8 VGA Driver Installation Guide Step 3 When file copying is completed restart Windows in order for the changes to take effect Setup You need to restart Windows in order for the changes to take effect Do you want to restart your computer now i Ex ATI Technologies aL Step 4 When Windows has restarted the following ATI Desktop Help screen appears to provide you with more information DeskTop Help LI6BM User s Manual 77 Chapter 8 Dri
78. ver Installation Guide 8 3 Windows NT 4 0 Driver Installation IMPORTANT You should install the Windows NT 4 0 Service Pack 3 first before installing the ATI 3D RAGE LT PRO VGA drivers If you don t have the Windows NT 4 0 Service Pack 3 please contact your software vendor or download it from Microsoft s web site Follows the steps below to proceed with the VGA driver installation for Windows NT 4 0 Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Step 9 Step 10 NOTE 78 Run the Display program located in the Control Panel under Settings in the Start menu Alternatively position the cursor on the background of the desktop click the right mouse button and then select Properties from the popup menu Select the Settings page Select Display Type Select Change from the display options Select Have Disk Windows NT 4 0 will prompt you for the correct path Enter D VGA LT PRO WINNT40 if D is your CD ROM drive or AX if you are using floppy diskettes A list of ATI graphics accelerators will be displayed Select ATI Technologies Inc 3D Rage LT Pro xxxx xxxx refers to the language and then click the OK button Windows NT 4 0 will once again prompt for confirmation appropriate files are then copied to the hard disk Restart Windows NT 4 0 Windows NT 4 0 will start up using the ATI drivers NT 4 0 will boot into a default mode and start the Display applet allowing fo
79. ves and use the big thread inch screws for HDD drive to avoid damage to the drives 3 12 Install the floppy disk drive into the front panel unit LI6BM User s Manual 105 Chapter 11 LIGBM and the Databook Case FDD front side 3 11 Attach the lt q plastic siding to this side HDD front side 3 11 Attach the plastic siding to this side 3 13 Screw the HDD plastic siding onto the right side of the hard disk drive 3 14 Install the hard disk drive and CD ROM into the front panel unit 3 15 Install the CPU 3 16 Install the front panel unit back to the case 3 17 Connect the cables for FDD HDD CD ROM and mini cables for HDD LED power LED LAN LED and reset switch 3 18 Screw the front panel section back to the case Refer to 2 1 3 19 Return the top cover with a gap of 1 Do not exceed 1cm between it and the front panel edge Refer to 1 3 3 20 Press down the top cover and push it to the front until the two clips on the sides of the cover lock in place Refer to 1 2 3 22 Stick the four base support supplied to the designated points at the bottom side of the case 4 Installing an additional PCI or ISA expansion card 4 1 Remove the top cover Refer to sections 1 1 1 4 4 2 Remove the left side screw at the back of the case and the small plate And then remove either one of the expansion slot cover Back Panel 4 2 Remove this 4 2 Remove either one screw and the of

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