MSI ATX BX1 User Manual
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MSI ATX BX1 User Manual

MSI ATX BX1 User Manual

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Chapter 1
INTRODUCTION
The ATX BX1 mainboard is a high-performance personal computer
mainboard based on the Pentium
TM
supports MMX
The mainboard uses the highly integrated Intel
support the PCI/ISA and Green standards, and to provide the Host/AGP
®
bridge. The Intel
such as ACPI (Advanced Configuration and Power Interface). The ACPI
provides more Energy Saving Features for the OSPM(OS Direct Power
Management) function. The Intel
transfer rate by supporting Ultra DMA/33 IDE that transfers data at the rate
of 33MB/s.
The mainboard also supports the System Hardware Monitor Controller as an
optional function. The Hardware Monitor function includes: CPU /power
supply/chassis fan revolution detect, CPU/system voltage monitor, system
temperature monitor, and chassis intrusion detect(optional).
®
II processor. The Pentium
(Multimedia Extension) technology.
82371EB chipset integrates all system control functions
®
82371EB chipset also improves the IDE
®
82443BX AGP chipset to
1-1
®
II processor

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  • Page 1 Chapter 1 INTRODUCTION The ATX BX1 mainboard is a high-performance personal computer ® ® mainboard based on the Pentium II processor. The Pentium II processor supports MMX (Multimedia Extension) technology. ® The mainboard uses the highly integrated Intel 82443BX AGP chipset to support the PCI/ISA and Green standards, and to provide the Host/AGP ®...

  • Page 2: Mainboard Features

    1.1 Mainboard Features ® Slot 1 for Pentium II processor. Supports 233MHz, 266MHz, 300MHz, 333MHz, 400MHz, and faster. Core/Bus ratios are x2, x2.5, x3, x3.5, x4, x4.5, x5, x5.5, x6 and higher. Switching Voltage Regulator On-board switching mode DC-DC Step Down Regulator. ®...
  • Page 3 On-Board IDE ® An IDE controller on the Intel 82371EB PCI chipset provides IDE HDD/ CD-ROM with PIO, Bus Master and Ultra DMA/33 operation modes. Can connect up to four IDE devices. On-Board Peripherals On-Board Peripherals include: - 1 floppy port supports 2 FDD with 360K, 720K, 1.2M, 1.44M and 2.88Mbytes.
  • Page 4 Keyboard Connector ® ® PS/2 keyboard interface and PS/2 mouse interface. Dimension ATX Form Factor: 30cm(L) x 22.5cm(W) x 4 layers PCB. ® Double deck I/O connectors, compatible with Intel Venus Mainboard. Mounting 9 mounting holes. Other Features Keyboard Password Wake-Up.(reserved) LAN Wake-Up.

  • Page 5: Mainboard Layout

    1.2 Mainboard Layout Top: mouse JVSB PSFA1 Bottom: (optional) keyboard Top: Port 1 Bottom: CPUFA1 Port 2 JSOR1 (optional) Top: LPT Bottom: COM A COM B JRMS1 FW82443BX JWOL1 Clock Generator PCI SLOT 1 PCI SLOT 2 BATT PCI SLOT 3 FW82371EB JGS1 JGL1...

  • Page 6: Hardware Installation

    Chapter 2 HARDWARE INSTALLATION ® ® The mainboard operates with Intel Pentium II processor. The mainboard used a CPU Slot called Slot 1 for easy CPU installation. To set the proper speed for the CPU, you should first check your mainboard. There are two kinds of mainboard: CPU Plug &...

  • Page 7: Cpu Installation Procedures

    2.1-1 CPU Installation Procedures ® Different kinds of Pentium II processor that is currently used: the OEM ® version, the Boxed version, and Celeron . OEM Pentium II Processor has ® no Heat Sink, Fan and Heat Sink Support, the Boxed Pentium II Processor is provided with Heat Sink w/ fan and Heat Sink Support, while the Celeron...
  • Page 8 HSSBASE through the fins on the ATX heatsink. ® **Heat Sink w/ fan - Heat Sink that can be attached to the Pentium processor with metal clip. Note: * Provided by MSI mainboard. ** Provided by Special request. HSSBASE HSSPIN RMAM...
  • Page 9 Step 1: Insert the Retention Mechanism Attach Mount at the bottom of the mainboard. Step 2: Install the Retention Mechanism. Look for the key on Slot 1, and match it with the Notch Key on the Retention Mechanism for proper direction. Then, attach the Retention Mechanism to the Retention Mechanism Attach Mount.
  • Page 10 Step 3: Install the Heat Sink Support Base. Look for the Two holes across Slot 1, and match it with the Two legs of the Heat Sink Support Base for the proper direction. Take note that one hole/leg is bigger than the other. The Four top pins of the Heat Sink Support Base should also be oriented towards Slot 1.
  • Page 11 Step 5: Install the Heat Sink with Fan to the Processor. Push down the metal clips, so that they are in line with the back of the Heat Sink. Be careful, so as not detach the metal clips from the Heat Sink.
  • Page 12 Step 6: Install the Processor. Unlock the Processor by pushing in the Processor Locks. Insert the Processor like inserting a PCI or an ISA card. Step 7: Lock the Processor Locks. Secure the CPU by pulling the Processor Locks out.
  • Page 13 Step 8: Install the Heat Sink Support Top Bar. Push the Heat Sink Support Top Bar to the Heat Sink Support Base, Until you hear a “click” sound. Check for a perfect fit. Heatsink Support Top The installation is now complete.
  • Page 14 ® B. Boxed Pentium II Processor Installation Procedures ® The Boxed Pentium II Processor has a built- in Fan and Heat Sink. It also has a Heat Sink Support. So if you’re going to use a Boxed Pentium Processor, all you need is the Retention Mechanism. Step 1: Insert the Retention Mechanism Attach Mount at the bottom of the mainboard.
  • Page 15 Step 3: Install the Heat Sink Support Base. Look for the 2 holes across Slot 1, and match it with the 2 Heat Sink Support Base. Take note that one hole/base is bigger than the other. Retention Mechanism Notch Hole PC-3742 Heat Sink Support Base...
  • Page 16 Step 4: Install the Heat Sink Support. Attach the 2 Heat Sink Supports to the sides of the Processor. These Heat Sink Supports will fit in any direction, so be sure that the Heat Sink Support Locks are oriented outwards for the proper direction. ®...
  • Page 17 Step 5: Unlock the Processor Locks and Heat Sink Support Locks. Push in the Processor Locks. Open the Heat Sink Support Locks. Processor Lock Heatsink Support Lock PC-3744 Step 6: Insert the Processor like inserting a PCI or an ISA card. 2-12...
  • Page 18 PC-3745 Step 7: Lock the Processor Locks and Heat Sink Support Locks Secure the CPU by pushing out the Processor Locks. Close the Heat Sink Support Locks. The installation is now complete. 2-13...
  • Page 19 C. OEM Celeron Processor Installation Procedures Step 1: Insert the Retention Mechanism Attach Mount at the bottom of the mainboard. Step 2: Install the Retention Mechanism. Look for the key on Slot 1, and match it with the Notch Key on the Retention Mechanism for proper direction.
  • Page 20 Step 3: Install the Heat Sink to the Processor. Push down the plastic clips, so that they are in line with the hole on the processor. check for perfect fit. Step 4: Insert the Processor in Insert the Processor like inserting a PCI or an ISA card. Step 5: Lock the Procesoor Lock the processor by putting the Retention Cap provided.

  • Page 21: Cpu Core Speed Derivation Procedure

    2.1-2 CPU Core Speed Derivation Procedure 1. The DIP Switch SW1 (1, 2, 3, and 4) is used to set the Core/Bus (Fraction) ratio of the CPU. The actual core speed of the CPU is the Host Clock Frequency multiplied by the Core/Bus ratio. For example: CPU Clock 66MHz Core/Bus ratio...

  • Page 22: Cpu Speed Setting

    2.1-3 CPU Speed Setting To adjust the speed of the CPU, you must know the specification of your CPU (always ask the vendor for CPU specification). a. 66MHz CPU Bus Frequency Type 200MHz 233MHz 266MHz 300MHz 333MHz ® ® Table 2.1 200 ~ 333MHz Intel Pentium II processor b.
  • Page 23 2.1-4 Fan Power Connectors: CPUFAN1/PSFAN1/SYSFAN1 These connectors support system cooling fan with +12V. It supports three pin head connector. When connecting the wire to the connector, always take note that the red wire is the positive and should be connected to the +12V, the black wire is Ground and should be connected to GND.
  • Page 24 A battery must be used to retain the mainboard configuration in CMOS RAM. If you use the on-board battery, you must short 1-2 pins of JBAT1 to keep the CMOS data. JBAT1 Clear Data Keep Data Note: You can clear CMOS by shorting 2-3 pin, while the system is off. Then, return to 1-2 pin position.

  • Page 25: Memory Bank Configuration

    2.3-1 Memory Bank Configuration The mainboard supports a maximum of 512MB (8M x 8) or 1GB (16M x 4) registered DIMM only. It provides four 168-pin DIMMs (Double In-Line Memory Module) sockets. It supports 8 MB to 256 Mbytes DIMM memory module.

  • Page 26: Memory Installation Procedures

    2.3-2 Memory Installation Procedures A. How to install a DIMM Module Single Sided DIMM Double Sided DIMM 1. The DIMM slot has a two Notch Key “VOLT and DRAM”, so the DIMM memory module can only fit in one direction. 2.

  • Page 27: Memory Population Rules

    2.3-3 Memory Population Rules 1. Supports SDRAM DIMM. 2. To operate properly, at least one 168-pin DIMM module must be installed. 3. This mainboard supports Table Free memory, so memory can be installed on DIMM1, DIMM2, DIMM3, or DIMM 4 in any order. 4.
  • Page 28 The Power Switch, Reset Switch, Key Lock, Power LED, Speaker and HDD LED are all connected to the JFP1 connector block. Power Power Switch Keylock Reset Switch Speaker JFP1 2-23...

  • Page 29: Power Switch

    2.4-1 Power Switch Connect to a 2-pin push button switch. This switch had the same feature with JRMS1. 2.4-2 Reset Switch Reset switch is used to reboot the system rather than turning the power ON/ OFF. Avoid rebooting while the HDD LED is lit. You can connect the Reset switch from the system case to this pin.
  • Page 30 The mainboard also provides a standard floppy disk connector FDC that supports 360K, 720K, 1.2M, 1.44M and 2.88M floppy disk types. This connector support the provided floppy drive ribbon cables. 2-25...
  • Page 31 The mainboard has a 32-bit Enhanced PCI IDE Controller that provides PIO mode 0~4, Bus Master, and Ultra DMA/33 function. It has two HDD connectors IDE1 (primary) and IDE2 (secondary). You can connect up to four hard disk drives, CD-ROM, 120MB Floppy (reserved for future BIOS) and other devices to IDE1 and IDE2.
  • Page 32 2.7-1 ATX 20-pin Power Connector: JPW1 This connector supports the power button on-board. Using the ATX power supply, functions such as Modem Ring Wake-Up and Soft Power Off are supported by this mainboard. This power connector supports instant power on function which means that system will boot up instantly when the power connector is inserted on the board.
  • Page 33 2.7-2 Remote Power On/Off Switch: JRMS1 Connect to a 2-pin push button switch. During OFF state, press once and the system turns on. During ON stage, push once and the system goes to sleep mode: pushing it more than 4 seconds will change its status from ON to OFF.
  • Page 34 The mainboard provides one 5-pin infrared (IR1) connector for IR modules. This connector is for optional wireless transmitting and receiving infrared module. You must configure the setting through the BIOS setup to use the IR function. FIR and Consumer IR are reserved functions. Description IRRX IRTX...
  • Page 35 The mainboard has two 9-pin male DIN connectors for serial ports COM A and COM B. These two ports are 16550A high speed communication ports that send/receive 16 bytes FIFOs. You can attach a mouse or a modem cable directly into these connectors. 1 2 3 4 5 6 7 8 9 COM A...
  • Page 36 The mainboard provides a 25 pin female centronic connector for LPT. A parallel port is a standard printer port that also supports Enhanced Parallel Port(EPP) and Extended capabilities Parallel Port(ECP). See connector and pin definition below: 13 12 11 10 9 8 7 6 5 4 3 2 1 25 24 23 22 21 20 19 18 17 16 15 14 PIN DEFINITION SIGNAL...
  • Page 37 ® The mainboard provides a standard PS/2 mouse mini DIN connector for ® ® attaching a PS/2 mouse. You can plug a PS/2 mouse directly into this connector. The connector location and pin definition are shown below: Pin5 Mouse Clock Pin6 Pin3 Pin4...
  • Page 38 The mainboard provides a UHCI(Universal Host Controller Interface) Universal Serial Bus root for attaching USB devices like: keyboard, mouse and other USB devices. You can plug the USB device directly to this connector. USB Port 1 1 2 3 4 USB Port 2 SIGNAL -Data0...
  • Page 39 Attach a power saving switch to JGS1. When the switch is pressed, the system immediately goes into suspend mode. Press any key and the system wakes up. JGS1 2-34...
  • Page 40 JGL1 can be connected with LED. This will lit while the system is in suspend mode. JGL1 2-35...
  • Page 41 The mainboard supports two kinds of system boot up: the Boot-Up by switch and the Immediate Boot-Up. With the Boot-Up by Switch, the system will boot up only when the power on switch is pressed. For Immediate Boot- Up, the system will boot up instantly when the power connector is connected into the system.
  • Page 42 The mainboard provides a distributed DMA connector for PCI sound card ® with this feature, such as Creative PCI 3D sound card. DMA Grand Signal SB_LINK Serial Request Interrupt Signal Signal 2-37...
  • Page 43 The JMDM1 connector is for used with Modem add-on card that supports the Modem Wake Up function. JMDM1 SIGNAL MDM_WAKEUP 5VSB Note: Modem wake-up signal is active “low”. Note: To be able to use this function, you need a power supply that provide enough power for this feature.
  • Page 44 The JWOL1 connector is for use with LAN add-on cards that supports Wake Up on LAN function. JWOL1 SIGNAL 5VSB MP_WAKEUP Note: LAN wake-up signal is active “high”. Note: To be able to use this function, you need a power supply that provide enough power for this feature.
  • Page 45 This is used to check the CPU temperature. The JSOR1 is a sensor that is placed near the processor heatsink. This will monitor the CPU temperature. JSOR1 2-40...
  • Page 46 This connector is connected to 2-pin connector chassis switch. If the Chassis is open, the switch will be short. The system will record this status. To clear the warning, you must enter the BIOS settting and clear the status. 2-41...
  • Page 47 This is used to enable the keyboard power on feature. This mainboard supports keyboard power-on feature. The keyboard needs to have a power supply which can provide sufficient 5V standby power for both the keyboard and the mainboard. JVSB Feature JVSB Enabled Keyboard Wake-up System Power Feature...

  • Page 48: Award Bios Setup

    ® Chapter 3 AWARD BIOS SETUP ® Award BIOS ROM has a built-in Setup program that allows users to modify the basic system configuration. This type of information is stored in battery-backed RAM (CMOS RAM), so that it retains the Setup information when the power is turned off.

  • Page 49: Status Page Setup Menu/Option Page Setup Menu

    ® Power on the computer and press <Del> immediately to allow you to enter Setup. The other way to enter Setup is to power on the computer. When the below message appears briefly at the bottom of the screen during the POST (Power On Self Test), press <Del>...

  • Page 50: Standard Cmos Setup

    ® ® Once you enter Award BIOS CMOS Setup Utility, the Main Menu (Figure 1) will appear on the screen. The Main Menu allows you to select from ten setup functions and two exit choices. Use arrow keys to select among the items and press <Enter>...

  • Page 51: Chipset Features Setup

    ® Chipset Features Setup This setup page includes all the items of chipset special features. Power Management Setup This category determines the power consumption for system after setting the specified items. Default value is Disable. PCI Configuration Setup This category specifies the IRQ level for PCI and ISA devices. Supervisor Password/User Password Change set or disable password.
  • Page 52 ® The items in Standard CMOS Setup Menu are divided into 10 categories. Each category includes no, one or more than one setup items. Use the arrow keys to highlight the item and then use the <PgUp> or <PgDn> keys to select the value you want in each item. ROM PCI/ISA BIOS (2A59IM4A) STANDARD CMOS SETUP AWARD SOFTWARE, INC.

  • Page 53: Primarymaster/Primaryslave Secondarymaster/Secondary Slave

    ® Date The date format is <day><month> <date> <year>. Day of the week, from Sun to Sat, determined by BIOS. Read-only. month The month from Jan. through Dec. date The date from 1 to 31 can be keyed by numeric function keys.
  • Page 54 ® If the controller of HDD interface is ESDI, the selection shall be “Type 1”. If the controller of HDD interface is SCSI, the selection shall be “None”. If the controller of HDD interface is CD-ROM, the selection shall be “None”.
  • Page 55 ® ROM PCI/ISA BIOS (2A59IM4A) BIOS FEATURES SETUP AWARD SOFTWARE, INC. Virus Protection By : None Video BIOS Shadow :Enabled CPU Internal Cache : Enabled C8000-CBFFF Shadow :Disabled External Cache : Enabled CC000-CFFFF Shadow :Disabled CPU L2 Cache ECC Checking: Enabled D0000-D3FFF Shadow :Disabled Quick Power on Self Test : Disabled...

  • Page 56: Cpu Internal Cache

    ® None No warning message to appear when anything (default) attempts to access the boot sector or hard disk partition table. Both/Trend/ Activates automatically when the system boots Award up causing a warning message to appear when anything attempts to access the boot sector of hard disk partition table.

  • Page 57: Boot Sequence

    ® Boot From LAN First During Enabled, If there’s a LAN card onboard the priority from booting will be from the LAN. Boot Sequence This category determines which drive the computer searches first for the disk operating system (i.e., DOS). The settings are A,C,SCSI/ C,A,SCSI/C,CD-ROM,A/CD-ROM,C,A/D,A,SCSI/E,A,SCSI/F,A,SCSI/ SCSI,A,C/SCSI,C,A/C only.

  • Page 58: Security Option

    ® Security Option This category allows you to limit access to the system and Setup, or just to Setup. System The system will not boot and access to Setup will be denied if the correct password is not entered at the prompt. Setup(default) The system will boot, but access to Setup will be denied if the correct password is not entered...

  • Page 59: Video Bios Shadow

    ® Report No FDD For WIN 95 ® This function is only use when you are testing SCT for Windows 95 Logo. Video BIOS Shadow Determines whether video BIOS will be copied to RAM for faster execution. Video shadow will increase the video performance. Enabled (default) Video shadow is enabled Disabled...
  • Page 60 ® The Chipset Features Setup option is used to change the values of the chipset registers. These registers control most of the system options in the computer. Choose the “CHIPSET FEATURES SETUP” from the Main Menu and the following screen will appear. ROM PCI/ISA BIOS(2A59IM4A) CMOS SETUP UTILITY CHIPSET FEATURES SETUP...

  • Page 61: Auto Configuration

    ® Auto Configuration Choosing Enabled (default) will automatically configure chipset features using default settings. Choose Disable to customize setup. SDRAM CAS Latency Time You can select CAS latency time in HCLKs of 2 or 3. The system board designer should set the values in this field, depending on the DRAM installed.

  • Page 62: Delayed Transaction

    ® 8 Bit I/O Recovery Time The recovery time is the length of time, measured in CPU clocks, which the system will delay after the completion of an input/output request. This delay takes place because the CPU is operating so much faster than the input/output bus that the CPU must be delayed to allow for the completion of the I/O.

  • Page 63: Power Management

    ® The Power Management Setup will appear on your screen like this: ROM PCI/ISA BIOS (2A59IM4A) POWER MANAGEMENT SETUP AWARD SOFTWARE, INC. Restore AC/Power Loss :Power On ACPI Function :Enabled IRQ 8 Clock Event :Disabled Power Management :User Define PM Control by APM :Yes ** Reload Global Timer Events ** Video Off Method...

  • Page 64: Acpi Function

    ® ACPI Function During Enabled, this will support ACPI function. Power Management Disable Global Power Management will be disabled. User Define Users can configure their own power management. Min Saving Pre-defined timer values are used such that all timers are in their MAX value. Max Saving Pre-defined timer values are used such that all timers are in their MIN value.

  • Page 65: Video Off After

    ® Video Off After The settings are N/A, Standby, Doze, or Suspend. This option is for choosing the setting in which the monitor will turn off. Always turn on. Doze During Doze mode, the monitor will be turned off. Standby During Standby mode, the monitor will be turned off. Suspend During Suspend mode, the monitor will be turned off.

  • Page 66: Standby Mode

    ® Standby Mode Disable System will never enter STANDBY mode. Defines the continuous idle time before the 1 Min/2 Min/ system enters STANDBY mode. 4 Min/6 Min/ If any item defined in the options of “Power 8 Min/10 Min/ Down and Resume events” is enabled & active, 20 Min/30 Min/ STANDBY timer will be reloaded.
  • Page 67 ® Throttle Duty Cycle This option will determine how much power will be used by the CPU , if the system goes into suspend mode. VGA Active Monitor During Enabled, if there’s no activity in the monitor screen the system will go into Power Saving Mode. During Disabled, the system will go into Power Saving Mode, whether there is activity in the monitor screen or not.

  • Page 68: Resume By Alarm

    ® Resume by Alarm This function is for setting date and time for your computer to boot up. During Disabled, you cannot use this function. During Enabled, choose the Date and Time Alarm: Date(of month) Alarm You can choose which month the system will boot up.
  • Page 69 ® IRQ 8 Clock Event IRQ[3-7,9-15], NMI : Enabled Primary IDE 0 : Enabled Primary IDE 1 : Disabled Secondary IDE 0 : Disabled Secondary IDE 1 : Disabled Floppy Disk : Enabled Serial Port : Enabled Parallel Port : Enabled During Enabled, if any interrupt event occurs, the system will wake- up from suspend mode.

  • Page 70: Pnp Os Installed

    ® You can manually configure the PCI Device’s IRQ. The following pages tell you the options of each item & describe the meanings of each options. ROM PCI/ISA BIOS (2A69HM4D) PNP/PCI CONFIGURATION SETUP AWARD SOFTWARE, INC. PnP OS Installed Assign IRQ for VGA : Enabled Resources Controlled By :Manual...

  • Page 71: Resources Controlled By

    ® Resources Controlled By By Choosing “Auto”, the system BIOS will detect the system resource and automatically assign the relative IRQ and DMA Channel for each peripheral. By Choosing “Manual”(default), the user will need to assign IRQ & DMA for add-on cards. Be sure that there is no conflict for IRQ/DMA and I/ O ports.

  • Page 72: Assign Irq For Vga

    ® IRQ-15 assigned to : PCI/ISA PnP DMA-0 assigned to : PCI/ISA PnP DMA-1 assigned to : PCI/ISA PnP DMA-3 assigned to : PCI/ISA PnP DMA-5 assigned to : PCI/ISA PnP DMA-6 assigned to : PCI/ISA PnP DMA-7 assigned to : PCI/ISA PnP The above settings will be shown on the screen only if “Manual”...
  • Page 73 ® This Main Menu item loads the default system values. If the CMOS is corrupted the defaults are loaded automatically. Choose this item and the following message appears: “ Load Setup Defaults (Y / N) ? N “ To use the Setup defaults, change the prompt to “Y” and press < Enter > Note: The Setup defaults can be customized to increase performance.
  • Page 74 ® This Special Features Setup are use by System Hardware Monitor chipset. You can manually change the value of each option. ROM PCI/ISA BIOS (2A69HM4C) INTEGRATED PERIPHERALS AWARD SOFTWARE, INC. ********* SYSTEM MONITOR ******** ******** POST SHOWING ******** Chassis FAN RPM Chassis Fan Detected :Disabled Power FAN RPM...
  • Page 75 ® Chassis Intrusion Detect Set this option to Enabled, Reset, or Disabled the chassis intrusion detector. During Enabled, any intrusion on the system chassis will be recorded. The next time you turn on the system, it will show a warning message.

  • Page 76: Ide Hdd Block Mode

    ® ROM PCI/ISA BIOS (2A69HM4D) INTEGRATED PERIPHERALS AWARD SOFTWARE, INC. IDE HDD Block Mode :Enabled Parallel Port Mode :SPP IDE Primary Master PIO :Auto IDE Primary Slave PIO :Auto IDE Secondary Master PIO :Auto IDE Secondary Slave PIO :Auto IDE Primary Master UDMA :Auto IDE Primary Slave UDMA :Auto...
  • Page 77 ® IDE Secondary Slave PIO Auto/Mode0/Mode1-4 For these 4 IDE options, choose “Auto” to have the system BIOS auto detect the IDE HDD operation mode for PIO access. Note: Some IDE HDD can not operate at the responding HDD’s mode. When the user has selected “Auto”...

  • Page 78: Onboard Serial Port 2

    ® USB Keyboard Support Enabled/Disabled Choosing Enabled will allow the system to use USB keyboard without a device driver. Onboard FDC Controller Enabled/Disabled The system has an on-board Super I/O chip with a FDD controller that supports 2 FDDs for 360K/720K/1.2M/1.44M/ 2.8M.

  • Page 79: Uart Mode Select

    ® UART Mode Select This item allow you to determine which Infra Red (IR) function of onboard I/O chip. Onboard Parallel Port Disabled There is a built-in parallel port on the (3BCH/IRQ7)/ on-board Super I/O chipset that (278H/IRQ5)/ provides Standard, ECP, and EPP features.
  • Page 80 ® channels 3 or 1. The onboard parallel port is EPP Spec. compliant, so after the user chooses the onboard parallel port with the EPP function, the following message will be displayed on the screen: “EPP Mode Select.” At this time either EPP 1.7 spec.
  • Page 81 ® This Main Menu item lets you configure the system so that a password is required each time the system boots or an attempt is made to enter the Setup program. Supervisor Password allows you to change all CMOS settings but the User Password setting doesn’t have this function. The way to set up the passwords for both Supervisor and User are as follow: 1.
  • Page 82 ® You can use this utility to automatically detect the characteristics of most hard drives. When you enter this utility, the screen asks you to select a specific hard disk for Primary Master. If you accept a hard disk detected by the BIOS, you can enter “Y”...

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