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Intel ATX BX2 - page 1
CHAPTER 1 INTRODUCTION 1-1 Chapter 1 INTRODUCTION The A TX BX2 mainboard is a high-performance dual-processor personal computer mainboard based on the Intel ® Pentium ® II processor . The Intel ® Pentium ® II processor supports MMX TM (Multimedia Extension) technology . The mainboard uses the highly integrated Intel ® 82440BX chipset to suppor ...
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Intel ATX BX2 - page 2
CHAPTER 1 INTRODUCTION 1-2 1.1 Mainboard Features CPU l T wo Slot 1 for Intel ® Pentium ® II processor . l Supports FSB 66MHz for 233MHz, 266MHz, 300MHz, 333MHz and higher . FSB 100MHz for 350MHz, 400MHz, 450MHz, 500MHz and higher Chipset l Intel ® 82440BX AGP chipset. Clock Generator l 66.6MHz/100MHz clocks are supported. Main Memory l Supports ...
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Intel ATX BX2 - page 3
CHAPTER 1 INTRODUCTION 1-3 On-Board Dual Channel Ultra Wide SCSI l Adaptec ® 7895 Dual Channel Ultra W ide chipset. On-Board Peripherals l On-Board Peripherals include: - 1 floppy port supports 2 FDD with 360K, 720K, 1.2M, 1.44M and 2.88Mbytes. - 2 serial ports (COMA + COMB) or 1 serial port and 1 IrDA port. - 1 parallel port supports SPP/EPP/ECP ...
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Intel ATX BX2 - page 4
CHAPTER 1 INTRODUCTION 1-4 1.2 Mainboard Layout MS-6120 DIMM 1 Top: mouse Bottom: keyboard Top: Port 1 USB Top: LPT Bottom: COM A COM B DIMM 2 DIMM 3 DIMM 4 ISA SLOT 1 PCI SLOT 4 PCI SLOT 3 PCI SLOT 2 PCI SLOT 1 SLOT 1 ISA SLOT 2 FDC BATT + IDE2 IDE1 Hardware Monitor AT X Power Supply BIOS FW82371EB JFP1 JIPWR CSFAN1 CFAN1 IR1 PSFAN1 FW82443BX AGP ...
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Intel ATX BX2 - page 5
CHAPTER 2 HARDWARE INST ALLA TION 2-1 Chapter 2 HARDW ARE INST ALLA TION 2.1 Central Processing Unit: CPU The mainboard operates with Intel ® Pentium ® II processor with MMX TM technology . The mainboard uses a CPU Slot called Slot 1 for easy CPU installation and a DIP switch (SW1) to set the proper speed for the CPU. The CPU should always have a ...
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Intel ATX BX2 - page 6
CHAPTER 2 HARDWARE INST ALLA TION 2-2 2.1-1 CPU Installation Procedures A. OEM Pentium ® II processor Installation Procedures There are two kinds of Pentium ® II processor that is currently used: the OEM Pentium ® II processor and the Boxed Pentium ® II processor . OEM Pentium ® II processor has no Heat Sink, Fan and Heat Sink Support, while t ...
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Intel ATX BX2 - page 7
CHAPTER 2 HARDWARE INST ALLA TION 2-3 *Heat Sink Support Pin (HSSPIN) - Plastic pins inserted through the HSSBASE to secure it to the mainboard (2 required per Assembly). *Heat Sink Support T op Bar (HSSTOP) - Plastic bar that clips onto the HSSBASE through the fins on the A TX heatsink. **Heat Sink w/ fan - Heat Sink that can be attached to the Pe ...
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Intel ATX BX2 - page 8
CHAPTER 2 HARDWARE INST ALLA TION 2-4 SLOT1 Retention Mechanism ê ê Key ê ê Retention Mechanism Attach Mount Notch Key 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 dire ...
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Intel ATX BX2 - page 9
CHAPTER 2 HARDWARE INST ALLA TION 2-5 Step 3: Install the Heat Sink Support Base. Look for the T wo holes across Slot 1, and match it with the T wo legs of the Heat Sink Support Base for the proper direction. T ake 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 ...
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Intel ATX BX2 - page 10
CHAPTER 2 HARDWARE INST ALLA TION 2-6 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. In case the metal clips are detached from the Heat Sink, re-attach them. Look for the arrow on the metal ...
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Intel ATX BX2 - page 11
CHAPTER 2 HARDWARE INST ALLA TION 2-7 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. è ç ç è ...
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Intel ATX BX2 - page 12
CHAPTER 2 HARDWARE INST ALLA TION 2-8 Step 8: Install the Heat Sink Support T op Bar . Push the Heat Sink Support T op Bar to the Heat Sink Support Base, Until you hear a “click” sound. Check for a perfect fit. The installation is now complete. Heatsink Support T op Bar ...
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Intel ATX BX2 - page 13
CHAPTER 2 HARDWARE INST ALLA TION 2-9 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 the Boxed processor , all you need is the Retention Mechanism. SLOT1 Retention Mechanism ê ê Key ê ê Retention Mechanism ...
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Intel ATX BX2 - page 14
CHAPTER 2 HARDWARE INST ALLA TION 2-10 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. T ake note that one hole/base is bigger than the other . Push the Heat Sink Support Base onto the mainboard, until you hear a click sound. Check for a perfect fit. PC-3742 Retention M ...
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Intel ATX BX2 - page 15
CHAPTER 2 HARDWARE INST ALLA TION 2-11 PC-3743 Heat Sink Support Lock Intel ® Boxed Pentium TM II Processor 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 direc ...
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Intel ATX BX2 - page 16
CHAPTER 2 HARDWARE INST ALLA TION 2-12 PC-3744 Processor Lock Heatsink Support Lock Step 5: Unlock the Processor Locks and Heat Sink Support Locks. Push in the Processor Locks. Open the Heat Sink Support Locks. Step 6: Insert the Processor like inserting a PCI or an ISA card. ...
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Intel ATX BX2 - page 17
CHAPTER 2 HARDWARE INST ALLA TION 2-13 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. ...
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Intel ATX BX2 - page 18
CHAPTER 2 HARDWARE INST ALLA TION 2-14 2.1-2 CPU Speed Setting: SW1 T o adjust the speed of the CPU, you must know the specifications of your CPU ( always ask the vendor for CPU spec. ). Then look at T able 2.1 (200 ~ 333MHz/300 ~ 500MHz Intel ® Pentium ® II processor) for setting. ON OFF Speed Setting SW1 T able 2.1 200 ~ 333MHz/300 ~ 500MHz Int ...
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Intel ATX BX2 - page 19
CHAPTER 2 HARDWARE INST ALLA TION 2-15 Note: If user set pin 5 of SW1to “ON”, then the motherboard can set the 66.6MHz CPU to 100MHz FSB. Divide the CPU speed by the FSB frequency and get the closest core/ bus ratio then set pins 1 to 4 of SW1. Though the motherboard provides this function, it is not recommended because it might cause instabili ...
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Intel ATX BX2 - page 20
CHAPTER 2 HARDWARE INST ALLA TION 2-16 2.1-4 Fan Power Connectors: CF AN1/CF AN2/CSF AN1/ P S F AN 1 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 Gro ...
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Intel ATX BX2 - page 21
CHAPTER 2 HARDWARE INST ALLA TION 2-17 2.2 Clear CMOS Jumper: JBA T 1 A battery must be used to retain the mainboard configuration in CMOS RAM. Y ou must short 1-2 pins of JBA T1 to keep the CMOS data. Keep Data Clear Data 1 1 3 3 JBA T1 Note: Y ou can clear CMOS by shorting 2-3 pin, while the system is off. Then, return to 1-2 pin position. T o be ...
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Intel ATX BX2 - page 22
CHAPTER 2 HARDWARE INST ALLA TION 2-18 2.3 Power On Mode Jumper: JIPWR The mainboard supports two kinds of system boot up: the Boot-Up by switch and the Immediate Boot-Up. W ith 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 ...
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Intel ATX BX2 - page 23
CHAPTER 2 HARDWARE INST ALLA TION 2-19 JIPWR Select Boot-Up by Swtich Select Immediate Boot-Up Feature T able 2.3: Power On Mode Feature Note: Short JIPWR , when using Boot-Up by Switch feature. Open JIPWR , to enable Immediate Boot-Up. ...
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Intel ATX BX2 - page 24
CHAPTER 2 HARDWARE INST ALLA TION 2-20 2.4 Memory Installation 2.4-1 Memory Bank Configuration The mainboard supports a maximum of 1 GB memory for registered DIMM and 512MB for unbuffered DIMM: It provides four 168-pin DIMMs (Double In-Line Memory Module) sockets. It supports 8 MB to 256 Mbytes DIMM memory module. DIMM4(Bank6 + Bank7) DIMM2(Bank2 + ...
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Intel ATX BX2 - page 25
CHAPTER 2 HARDWARE INST ALLA TION 2-21 A. How to install a DIMM Module 1. The DIMM slot has a two Notch Key “VOL T and DRAM”, so the DIMM memory module can only fit in one direction. 2. Insert the DIMM memory module vertically into the DIMM slot. Then push it in. 3. The plastic clip at the side of the DIMM slot will automatically close. Single ...
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Intel ATX BX2 - page 26
CHAPTER 2 HARDWARE INST ALLA TION 2-22 1 . Supports SDRAM. 2. Supports registered/unbuffered DIMM. 3 . T o operate properly , at least one 168-pin DIMM module must be in- stalled. 4. This mainboard supports T able Free memory , so memory can be installed on DIMM1, DIMM2, DIMM 3, or DIMM 4 in any order . 5. Supports only 3.3 volt DIMM. 6. The DRAM a ...
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Intel ATX BX2 - page 27
CHAPTER 2 HARDWARE INST ALLA TION 2-23 2.5 Case Connector: JFP1 The Power Switch, Reset Switch, Key Lock, Power LED, Speaker and HDD LED are all connected to the JFP1 connector block. JFP1 Power Switch Power LED + Reset Switch HDD LED 9 1 10 14 15 18 + Keylock Speaker ...
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Intel ATX BX2 - page 28
CHAPTER 2 HARDWARE INST ALLA TION 2-24 2.5-1 Power Switch Connect to a 2-pin push button switch. This switch had the same feature with JRMS1. 2.5-2 Reset Switch Reset switch is used to reboot the system rather than turning the power ON/ OFF . A void rebooting while the HDD LED is lit. Y ou can connect the Reset switch from the system case to this p ...
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Intel ATX BX2 - page 29
CHAPTER 2 HARDWARE INST ALLA TION 2-25 2.6 Floppy Disk Connector: FDC 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. FDC 1 ...
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Intel ATX BX2 - page 30
CHAPTER 2 HARDWARE INST ALLA TION 2-26 2.7 Hard Disk Connectors: IDE1 & IDE2 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 connec- tors IDE1 (primary) and IDE2 (secondary). Y ou can connect up to four hard disk drives, CD-ROM, 120MB Floppy and other devi ...
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Intel ATX BX2 - page 31
CHAPTER 2 HARDWARE INST ALLA TION 2-27 2.8 Power Supply 2.8-1 A TX 20-pin Power Connector: JPWR1 This connector supports the power button on-board. Using the A TX power supply , functions such as Modem Ring W ake-Up and Soft Power Off are supported by this mainboard. AT X Power Connector 11 20 10 1 PIN SIGNAL 1 1 3.3V 1 2 -12V 13 GND 1 4 PS_ON 15 G ...
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Intel ATX BX2 - page 32
CHAPTER 2 HARDWARE INST ALLA TION 2-28 2.8-2 Remote Power On/Off Switches: JRMS1/JRMS2 Connect to a 2-pin push button switch. If Instant-on is Enabled, every time the switch is shorted by pushing it once, the power supply will change its status from OFF to ON. If Instant-on is Disabled: During ON stage, push once and the system goes to sleep mode: ...
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Intel ATX BX2 - page 33
CHAPTER 2 HARDWARE INST ALLA TION 2-29 2.9 IrDA Infrared Module Connector: IR1 The mainboard provides two 5-pin infrared (IR) connectors for IR modules. These connectors are for optional wireless transmitting and receiving infrared module. Y ou must configure the setting through the BIOS setup to use the IR function. FIR and Consumer IR are reserve ...
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Intel ATX BX2 - page 34
CHAPTER 2 HARDWARE INST ALLA TION 2-30 2.10 Serial Port Connectors: COM A & COM B 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. Y ou can attach a mouse or a modem cable directly into these connectors. 1 2 3 4 5 6 7 8 9 ...
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Intel ATX BX2 - page 35
CHAPTER 2 HARDWARE INST ALLA TION 2-31 2.11 Parallel Port Connector: LPT 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: PIN SIGNAL PIN SIGNAL 1 STROBE 1 ...
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Intel ATX BX2 - page 36
CHAPTER 2 HARDWARE INST ALLA TION 2-32 2.12 Mouse Connector: JKBMS1 The mainboard provides a standard PS/2 ® mouse mini DIN connector for attaching a PS/2 ® mouse. Y ou can plug a PS/2 ® mouse directly into this connector . The connector location and pin definition are shown below: PS/2 ® Mouse (6-pin Female) 2.13 Keyboard Connector: JKBMS1 The ...
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Intel ATX BX2 - page 37
CHAPTER 2 HARDWARE INST ALLA TION 2-33 2.14 USB Connector: USB The mainboard provides a UHCI(Universal Host Controller Interface) Universal Serial Bus root for attaching USB devices like: keyboard, mouse and other USB devices. Y ou can plug the USB device directly to this connector . USB Port 1 USB Port 2 1 2 3 4 PIN SIGNAL 1 VCC 2 -Data0 3 GND 4 + ...
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Intel ATX BX2 - page 38
CHAPTER 2 HARDWARE INST ALLA TION 2-34 2.15 Sleep Switch Connector: JGS1 Attach a power saving switch to JGS1. When the switch is pressed, the system immediately goes into sleep mode. Press any key and the system wakes up. JGS1 GND SLEEP# ...
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Intel ATX BX2 - page 39
CHAPTER 2 HARDWARE INST ALLA TION 2-35 2.16 Sleep LED Connector: JGL1 Connect a 2-pin LED to JGL1. When the system goes into sleep mode, the LED lights up. It is always lit while the system is in sleep mode. LED- LED+ JGL1 ...
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Intel ATX BX2 - page 40
CHAPTER 2 HARDWARE INST ALLA TION 2-36 JMDM1 2.17 Modem W ake Up Connector: JMDM1 The JMDM1 connector is for used with Modem add-on card that supports the Modem W ake Up function. Note: Modem wake-up signal is active “low”. 1 5 PIN SIGNAL 1N C 2 GND 3 MDM_WAKEUP 4N C 5 5VSB Note: T o be able to use this function, you need a power supply that pr ...
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Intel ATX BX2 - page 41
CHAPTER 2 HARDWARE INST ALLA TION 2-37 2.18 W ak e-Up on LAN Connector: JWOL1 The JWOL1 connector is for use with LAN add-on cards that supports W ake Up on LAN function. JWOL1 1 3 PIN SIGNAL 1 5VSB 2 GND 3 MP_WAKEUP Note: LAN wake-up signal is active “high”. Note: T o be able to use this function, you need a power supply that provide enough po ...
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Intel ATX BX2 - page 42
CHAPTER 2 HARDWARE INST ALLA TION 2-38 2.19 SB_Link TM Card Sound Connector: JSOUND The mainboard provides a distributed DMA connector for PCI sound card with this feature, such as Creative ® PCI 3D sound card. DMA Grand Signal NC GND GND DMA Request Signal Serial Interrupt Signal 1 3 4 6 JSOUND ...
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Intel ATX BX2 - page 43
CHAPTER 2 HARDWARE INST ALLA TION 2-39 2.20 CPUs T emperature Sensor: JSOR1/JSOR2 This is used to check the CPU temperature. The JSOR1/JSOR2 is a sensor that is placed near the processor heatsink. This will monitor the CPU temperature. JSOR2 JSOR1 ...
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Intel ATX BX2 - page 44
CHAPTER 2 HARDWARE INST ALLA TION 2-40 2.21 T wo Color Power LED: JWLED1 The JWLED1 is for normal and suspend mode. But this LED produce two different colors. LED+ LED- JWLED1 The use needs to connect a 3-pin 2-color LED. Under differ- ent working modes (normal or suspend), the LED will show different colors. For example if the LED has green and ye ...
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Intel ATX BX2 - page 45
CHAPTER 2 HARDWARE INST ALLA TION 2-41 2.22 System Manager Jumper: JSM1 The JSM1 is used to select the SMI# source. SMI# source from I/O APIC (Default) SMI# source from PIIX4E 1 1 3 3 JSM1 JSM1 3 1 Function ...
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Intel ATX BX2 - page 46
CHAPTER 2 HARDWARE INST ALLA TION 2-42 2.23 SCSI Connectors The mainboard provides three SCSI connector . On-board 16-Bit Ultra Wide SCSI CH1 connector On-board 16-Bit Ultra Wide SCSI CH2 connector On-board 8-Bit Ultra SCSI CH2 connector 1 ...
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Intel ATX BX2 - page 47
CHAPTER 2 HARDWARE INST ALLA TION 2-43 2.24 SCSI Enable/Disable Jumper: JDSCSI This jumper is used to enable or disable the SCSI chip on-board. JDSCSI Enabled on-board SCSI Controller Disabled on-board SCSI controller Function JDSCSI ...
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Intel ATX BX2 - page 48
CHAPTER 3 AMI ® BIOS USERS GUIDE 3-1 Chapter 3 AMI ® BIOS USER’S GUIDE The system configuration information and chipset register information is stored in the CMOS RAM. This information is retained by a battery when the power is off. Enter the BIOS setup (if needed) to modify this information. The following pages will describe how to enter BI ...
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Intel ATX BX2 - page 49
CHAPTER 3 AMI ® BIOS USERS GUIDE 3-2 2 . When the “Hit <DEL>” message appears, press <DEL> key to enter the BIOS setup screen. 3 . After pressing <DEL> key , the BIOS setup screen will appear . AMIBIOS (C) 1996 American Megatrends Inc. AGIOMS VXXX XXXXXX Hit <DEL> if you want to run setup (C) American Megatrends Inc. ...
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Intel ATX BX2 - page 50
CHAPTER 3 AMI ® BIOS USERS GUIDE 3-3 Standard CMOS Setup Advanced CMOS Setup Advanced Chipset Setup Power Management Setup PCI/Plug and Play Setup Peripheral Setup Hardware Monitor Setup (optional) Auto-Detect Hard Disks Change User Password Change Supervisor Password Change Language Setting Auto Configuration with Optimal Settings Auto Configu ...
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