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EPOX EP-61BXC-A User Manual

A pentium ii or deschutes slot1 processor based agp mainboard (100/66mhz)
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EP-61BX
EP-61BX
EP-61BX C-A
EP-61BX
EP-61BX
A Pentium
A Pentium
A Pentium
A Pentium
A Pentium
Slot1 Processor based AGP
Slot1 Processor based AGP
Slot1 Processor based AGP
Slot1 Processor based AGP
Slot1 Processor based AGP
mainboard (100/66MHz)
mainboard (100/66MHz)
mainboard (100/66MHz)
mainboard (100/66MHz)
mainboard (100/66MHz)
TRADEMARK
All products and company names are trademarks or
registered trademarks of their respective holders.
These specifications are subject to change without
notice.
II or Deschutes
II or Deschutes
II or Deschutes
II or Deschutes
II or Deschutes
® ® ® ® ®
Manual Revision 2.1
August 27, 1998
C-A C-A
C-A C-A

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Summary of Contents for EPOX EP-61BXC-A

  • Page 1 EP-61BX EP-61BX C-A C-A C-A C-A EP-61BX C-A EP-61BX EP-61BX A Pentium A Pentium A Pentium II or Deschutes II or Deschutes II or Deschutes A Pentium A Pentium II or Deschutes II or Deschutes ® ® ® ® ® Slot1 Processor based AGP Slot1 Processor based AGP Slot1 Processor based AGP...
  • Page 2 EP-61BXC-A...

  • Page 3: Bios Upgrades

    If your retailer can not help, you may E-Mail us with any questions at the following address tech@epox.com Record your serial number before installing your EP-61BXC-A mainboard. (the serial number is located near the ISA slots at the edge of the board)

  • Page 4: User Notice

    In no event shall EPoX be liable for any loss or profits, loss of business, loss of use or data, interruption of business or for...

  • Page 5: Table Of Contents

    System Block Diagram ........1-8 Section 2 Features EP-61BXC-A Features ........2-1 Section 3 Installation EP-61BXC-A Detailed Layout ....... 3-2 Easy Installation Procedure Configure Jumpers .......... 3-3 System Memory Configuration ......3-5 ® Installing a Pentium II Processor ....3-9 Device Connectors .........
  • Page 6 EP-61BXC-A Chipset Features Setup ........4-8 Power Management Setup ......4-12 PNP/PCI Configuration ........4-16 Load Setup Defaults ........4-18 Integrated Peripherals ........4-18 Change Supervisor or User Password ..... 4-23 IDE HDD Auto Detection ....... 4-24 HDD Low Level Format ......... 4-26 Save &...

  • Page 7: Introduction

    INTRODUCTION Components Checklist ü ü ü ü ü EP-61BXC-A mainboard ü ü ü ü ü EP-61BXC-A user’s manual ü ü ü ü ü Floppy ribbon cable ü ü ü ü ü Hard drive ribbon cables ü ü ü ü ü...

  • Page 8: Overview

    Introduction EP-61BXC-A Overview Pentium II or Deschutes Processor ® The Pentium II or Deschutes Processor (The Deschutes Processor as 300/ 100MHz, 350/100MHz, 400/100MHz and 450/100MHz speed with 512K-L2 cache ® ® Versions.) is the follow-on to the Pentium Processor. The Pentium II or ®...

  • Page 9: Cartridge Terminology

    EP-61BXC-A Introduction packaging technology and each of the physical elements of the product are referred to using accurate technical descriptions. This allows clear reference to the products as just a processor. This is the model used in past packaging technologies like PGA, TCP, PQFP, DIP, etc.

  • Page 10: Accelerated Graphics Port

    Introduction EP-61BXC-A ® “Pentium II or Deschutes Processor/Slot 1 processor” or “Deschutes Processor” ® will apply to both the Pentium II Processor desktop processors. Accelerated Graphics Port (AGP or A.G.P.) Typically, 3D graphics rendering requires a tremendous amount of memory, and demands ever increasing throughput speed as well.
  • Page 11 EP-61BXC-A Introduction Page Right Blank Page 1-5...

  • Page 12: Ep-61Bxc-A Form-Factor

    EP-61BXC-A EP-61BXC-A Form-Factor The EP-61BXC-A is designed with MicroATX form factor - the new industry standard of chassis. The MicroATX form factor is essentially a Baby-AT baseboard rotated 90 degrees within the chassis enclosure and a new mounting configuration for the power supply.

  • Page 13: I/O Shield Connector

    EP-61BXC-A Introduction I/O Shield Connector The EP-61BXC-A is equipped with an I/O back panel. Please use the appropriate Joystick/Midi port I/O shield (figure 3). parallel port PS/2 Mouse USB port PS/2 KEYBOARD COM1 COM2 Speaker Figure 3: I/O back panel layout...

  • Page 14: System Block Diagram

    Introduction EP-61BXC-A System Block Diagram P e ntiu m II or D e sch utes P roce ssor 100/66MHz 100/66MHz 66MHz PCI Bridge and memory controller 443BX Sound PllX4E I/O Bridge Figure 5: System Block Diagram Page 1-8...

  • Page 15: Features

    Supports (1) 16 bit ISA slots, (3) 32 bit PCI slots, (1) AGP slot and provides (2) independent high performance PCI IDE interfaces capable of supporting PIO Mode 3/4 and Ultra DMA 33 devices. The EP-61BXC-A supports (3) PCI Bus Master slots and a jumperless PCI INT# control scheme which reduces configuration confusion when plugging in PCI card(s).
  • Page 16 Features EP-61BXC-A • EP-61BXC-A utilizes a Lithium battery which provides environmental protec tion and longer battery life. • Supports the Universal Serial Bus (USB) connector. The onboard PIIX4E chip provides the means for connecting PC peripherals such as; keyboards, joysticks, telephones, and modems.

  • Page 17: Installation

    EP-61BXC-A Installation Section 3 INSTALLATION Page 3-1...

  • Page 18: Ep-61Bxc-A Detailed Layout

    Installation EP-61BXC-A EP-61BXC-A Detailed Layout Figure 6 Page 3-2...

  • Page 19: Easy Installation Procedure

    3-4. Device Connectors Section 3-1 Configure Jumpers EPoX designs all motherboards with the fewest jumpers to make your installation fast and easy. The following will describe all of the jumpers that you are required to set before moving on to step 3-2.
  • Page 20 Installation EP-61BXC-A Note: Based on the implementation of Intel 440BX PCIset, EP-61BXC-A is able to provide two host bus frequencies -- either 66 or 100MHz for Slot1 processor and memory operating. The default is set at 100MHz once Pentium ®...

  • Page 21: System Memory Configuration

    Installation Section 3-2 System Memory Configuration Memory Layout The EP-61BXC-A supports (3) 168-pin DIMMs (Dual In-line Memory Module). The DIMMs can be either EDO (Extended Data Out) or SDRAM (Synchronized DRAM). • We recommend using SDRAM DIMM can not mixing with EDO DIMM modules together at 66MHz.

  • Page 22: Dimm Module Installation

    Installation EP-61BXC-A Table 1 * SDRAM only supports 8, 16, 32, 64, 128MB DIMM modules. 256MB only supports Registered Synchronouts DRAM Memory Modules. ® * EDO only supports Pentium II Processor at 66MHz, not supports Deschutes Processor at 100MHz. DIMM Module Installation Figure 7 displays the notch marks and what they should look like on your DIMM memory module.
  • Page 23 EP-61BXC-A Installation Figure 8 DIMM Module clip before installation Figure 9 DIMM Module clip after installation To remove the DIMM module simply press down both of the white clips on either side and the module will be released from the socket.

  • Page 24: Installing A Pentium Ii Processor

    Section 3-3 Installing a Pentium II or Deschutes Processor The EP-61BXC-A uses the Single Edge Contact (SEC) slot for a Pentium II proces- sor packaged in an SEC cartridge. The SEC slot is not compatible with other non- Pentium II processors.
  • Page 25 EP-61BXC-A Installation bottom make sure you press firmly on SEC cartridge to firmly secure into the Slot 1 Socket. Now we need to secure the heatsink with the top half of the support (figure 13). Take the top piece of the support and slide it into the bottom fin (figure 13) on the heatsink and then push forward until it clips into the bottom base (figure 11) that is already there (figure 13).

  • Page 26: Device Connectors

    Installation EP-61BXC-A Section 3-4 Device Connectors Please install the motherboard into the chassis. Now that your motherboard is installed you are ready to connect all your connec- tions (figure 14). Joystic/Midi port parallel port PS/2 Mouse USB port PS/2 KEYBOARD...
  • Page 27 EP-61BXC-A Installation Section 3-4 Device Connectors (continued) Reset - Closed to restart system. Speaker - Connect to the system's speaker for beeping 1. Speaker 3. GND 2. N/C 4. GND KeyLock - Keyboard lock switch & Power LED connector 1. Power LED(+) 4. Keylock 2.

  • Page 28: External Modem Ring-In Power On And Keyboard Power On Function (Kbpo)

    On the basis of bounded functions in I/O chipset, the two serial ports are able to support the External Modem Ring-in Power ON function. Once users connect the external modem to COM1 or COM2, the EP-61BXC-A mainboard allows users to turn on their system through the remote and host's dial-up control.
  • Page 29 Notes: 1.Intel ATX version 2.0 specification has recommended you use the power supply with 0.72A(720mA) in 5.0VSB. With our EP-61BXC-A mainboard, the 5.0VSB standby power only has to be > = 0.1A (100mA) then you can enjoy this unique benefit. However, the ATX power supply which is <...
  • Page 30 Installation EP-61BXC-A Page Left Blank Page 3-14...

  • Page 31: Award Bios Setup

    EP-61BXC-A BIOS Section 4 AWARD BIOS SETUP BIOS Instructions Award’s ROM BIOS provides a built-in Setup program which allows user to modify the basic system configuration and hardware parameters. The modified data will be stored in a battery-backed CMOS, so that data will be retained even when the power is turned off.

  • Page 32: Standard Cmos Setup

    BIOS EP-61BXC-A The menu displays all the major selection items. Select the item you need to reconfigure. The selection is made by moving the cursor (press any direction key ) to the item and pressing the ‘Enter’ key. An on-line help message is displayed at the bottom of the screen as the cursor is moved to various items which provides a better understanding of each function.

  • Page 33: Bios Features Setup

    Selecting the “BIOS FEATURES SETUP” option in the CMOS SETUP UTILITY menu allows users to change system related parameters in the displayed menu. This menu shows all of the manufacturer’s default values for the EP-61BXC-A. Pressing the [F1] key will display a help message for the selected item.
  • Page 34 BIOS EP-61BXC-A Enabled: Activates automatically when the system boots up causing a warning message to appear when anything attempts to access the boot sector. Disabled: No warning message will appear when anything attempts to access the boot sector. Note: Many disk diagnostic programs that access the boot sector table can trigger the virus warning message.
  • Page 35 EP-61BXC-A BIOS Swap Floppy Drive: This will swap your physical drive letters A & B if you are using two floppy disks. The default is Disabled. Enabled: Floppy A & B will be swapped under the O/S. Disabled: Floppy A & B will be not swapped.
  • Page 36 BIOS EP-61BXC-A Typematic Rate Setting: This determines the keystrokes repeat rate. The default is Disabled. Enabled: Allows typematic rate and typematic delay programming. Disabled: The typematic rate and typematic delay will be controlled by the keyboard controller in your system.
  • Page 37 EP-61BXC-A BIOS Assign IRQ For VGA: This option allows BIOS to assign IRQ for VGA device Enabled: The system was assigned IRQ for VGA Card. Disabled: The system was not assigned IRQ for VGA Card. OS Select For DRAM > 64MB: Some operating systems require special handling.

  • Page 38: Chipset Features Setup

    BIOS EP-61BXC-A 4-3 Chipset Features Setup Choose the “CHIPSET FEATURES SETUP” in the CMOS SETUP UTILITY menu to display following menu. ROM PCI/ISA BIOS(2A59IPAB) CHIPSET FEATURES SETUP AWARD SOFTWARE, INC. Auto Configuration : Enabled Auto Detect DIMM/PCI Clk : Enabled...
  • Page 39 EP-61BXC-A BIOS 50ns: (Faster) Burst Wait State, for 50ns EDO DRAM. 60ns: (Slower) Burst Wait State, for 60ns Fast Page Mode/EDO DRAM. EDO CASx# MA Wait State: This allows the option to insert an additional wait state before the assertion of the first CASx# for page hit cycle.
  • Page 40 BIOS EP-61BXC-A Video RAM Cacheable: This option allows the CPU to cache read/writes of the video RAM. The default is Enabled. Enabled: This option allows for faster video access. Disabled: Reduced video performance. 8 Bit I/O Recovery Time: This function allows you to set the wait state that is added to an 8 bit ISA instruction originated by the PCI bus.
  • Page 41 EP-61BXC-A BIOS Delayed Transaction: This option allows the chipset to use its embedded 32-bit posted write buffer to support delay transactions cycles. The default is Disabled. Enabled: Select enabled to support PCI 2.1 specification. Disabled: Disabled. AGP Aperture Size: The amount of system memory that the AGP card is allowed to share.

  • Page 42: Power Management Setup

    BIOS EP-61BXC-A Current CPU FAN Speed: The current CPU fan speed in RPMs. Current Chassis FAN Speed: The current chassis fan speed in RPMs. Vcore: The voltage level of the CPU. Vtt: The voltage level of the CPU’s GTL+ Bus.
  • Page 43 EP-61BXC-A BIOS Power Management: Use this to select your Power Management selection. The default is User define. Disabled: The system operates in NORMAL conditions (Non-GREEN), and the Power Management function is disabled. Max. saving: Maximum power savings. Inactivity period is 1 minute in each mode.
  • Page 44 9: IRQ 9 10: IRQ 10 11: IRQ 11 The EP-61BXC-A supports HDD Power Down, Doze and Standby power saving functions when using the Intel Pentium II Processor. The default is Disabled Doze Mode: The “Doze” mode timer starts to count when no “PM events” have occurred.
  • Page 45 EP-61BXC-A BIOS Resume by Ring: This option is used to set the remote ring in feature. This option is only available when Power Loss Recovery is Enabled. The default is Enabled. Enabled: The system can use remote ring-in to wake the system up.

  • Page 46: Pnp/Pci Configuration

    BIOS EP-61BXC-A 4-5 PNP/PCI Configuration The PNP/PCI configuration program is for the user to modify the PCI/ISA IRQ signals when various PCI/ISA cards are inserted in the PCI or ISA slots. WARNING: Conflicting IRQ’s may cause the system to not find certain devices.
  • Page 47 EP-61BXC-A BIOS Disabled: Normal Setting. Enabled: If you have plugged in some Legacy cards to the system and they were recorded into ESCD (Extended System Configuration Data), you can set this field to Enabled in order to clear ESCD. PCI IDE IRQ Map To: This item allows the user to configure the system for the type of IDE hard disk controller in use.

  • Page 48: Load Setup Defaults

    BIOS EP-61BXC-A The default is Enabled. Enalbed: Provides IRQ for USB device. Disabled: Release IRQ for other device. 4-6 Load Setup Defaults The “LOAD SETUP DEFAULTS” function loads the system default data directly from ROM and initializes the associated hardware properly. This function will be necessary only when the system CMOS data is corrupted.
  • Page 49 EP-61BXC-A BIOS Enabled: Enabled IDE HDD Block Mode. Provides higher HDD transfer rates. Disabled: Disable IDE HDD Block Mode. Onboard Primary PCI IDE: The default value is Enabled. Enabled: Enables Onboard IDE primary port. Disabled: Disables Onboard IDE primary port.
  • Page 50 BIOS EP-61BXC-A IDE Primary Master UDMA: This allows you to select the mode of operation for the hard drive. The default is Auto. Auto: The computer will select the optimal setting. Disabled: The hard drive will run in normal mode.
  • Page 51 EP-61BXC-A BIOS The interval between “Ctrl” key and function Key (F1-F12) must be short. Anykey: Press anykey to power on the system. Button Only: This power on method is controlled by J3 (pw-on.) Use Power On Button to power on the system.
  • Page 52 BIOS EP-61BXC-A COM3: Enable Onboard Serial port 1 and address is 3E8H/IRQ4. COM4: Enable Onboard Serial port 1 and address is 2E8H/IRQ3. Disabled: Disable Onboard SMC CHIP’s Serial port 1. Onboard Serial Port 2: This field allows the user to configure the 2nd serial port.

  • Page 53: Change Supervisor Or User Password

    EP-61BXC-A BIOS DMA1: This field selects the routing of DMA1 for the ECP mode. DMA3: This field selects the routing of DMA3 for the ECP mode. 4-8 Change Supervisor or User Password To change the password, choose the “SUPERVISOR PASSWORD or USER PASSWORD”...

  • Page 54: Ide Hdd Auto Detection

    BIOS EP-61BXC-A 4-9 IDE HDD Auto Detection The “IIDE HDD auto detection” utility is a very useful tool, especially when you do not know which kind of hard disk type you are using. You can use this utility to detect the correct disk type installed in the system automatically.
  • Page 55 EP-61BXC-A BIOS If user set his HDD to NORMAL mode, the maximum accessible HDD size will be 528 Megabytes even though its physical size may be greater than that! LBA (Logical Block Addressing) mode: A new HDD accessing method to overcome the 528 Megabyte bottleneck.

  • Page 56: Hdd Low Level Format

    BIOS EP-61BXC-A Note: To support LBA or LARGE mode of HDDs, there must be some software involved. All the software is located in the Award HDD Service Routine (INT 13h). It may fail to access a HDD with LBA (LARGE) mode selected if you are running under an Operating System which replaces the whole INT 13h.

  • Page 57: Pci Sound

    EP-BXC-A PCI Sound Section 5 Yamaha PCI Sound Driver Installation Installing the DS-XG Device Driver Software for Windows 95/98 Introduction This guide describes the necessary procedures for installing the DS-XG device driver software for Windows 95/98. The following procedures will be covered in each section: Installing the DS-XG Device Driver Software Adjusting the DS-XG Mixer Control Settings In order to properly install the DS-XG device driver to your computer, please follow the...
  • Page 58 PCI Sound EP-61BXC-A Please insert Manual & Driver CD into CD-ROM device, then select the “Run” from the Windows 95 start menu and enter: ”X:\Y724\Win95 & 98\V4.05.1023\Setup.exe” (X: is CD-ROM driver location, eg.: D:\ or E:\) Follow the Screen instructions to install the program. Click “Finish” to Restard your computer.
  • Page 59 EP-BXC-A PCI Sound Adjusting the DS-XG Mixer Control Settings Once all DS-XG device drivers and software were installed, you can use the Windows standard volume control to adjust the volume level of selected audio or recording de- vices by following the procedures in this section. 3.1.
  • Page 60 PCI Sound EP-61BXC-A To access Advanced control of the Microphone device, first click on Mute and then click the Advanced button as shown in Figure 3-2 below. Figure 3-2. The Volume Control window. The Advanced Control for Microphone window will now appear as shown in Figure 3-3 below.
  • Page 61 EP-BXC-A PCI Sound 3.2. Adjusting the Volume of Recording Devices This section explains how to use the Windows standard volume control to adjust the volume of recording devices in your computer. The procedures in this section assume that the DS-XG Mixer is already started and the Volume Control window is already displayed.
  • Page 62 PCI Sound EP-61BXC-A Installing the DS-XG Device Driver Software for Windows NT 4.0 Introduction This guide describes the necessary procedures for installing the DS-XG device driver software for Windows NT 4.0. The following procedures will be covered in each section:...
  • Page 63 EP-BXC-A PCI Sound Figure 2-1. The Multimedia Properties window. The Add window now appears. Highlight Unlisted or Updated Driver by clicking on it as shown in Figure 2-2 below. Click the OK button. Figure 2-2 The Add window. Page 5-7...
  • Page 64 PCI Sound EP-61BXC-A Please insert YAMAHA CD driver into CD-ROM device and type: “X:\Y724\winnt\V4.00.6016\” (X: is CD-ROM location, eg: D:\ or E:\) Click the OK button. Click on the desired language in the list and click the OK button as shown in Figure 2-3 below.
  • Page 65 EP-BXC-A PCI Sound 11) You need to restart your computer by clicking the Restart Now button. Your computer will now restart. This completes the installation of the DS-XG device drivers. Adjusting the DS-XG Mixer Control Setting. Please refer to the same steps described in the page 5-3. Page 5-9...
  • Page 66 PCI Sound EP-61BXC-A Installing the YSTATION 32 on Windows 95/98/NT Insert the YAMAHA driver into CD-ROM device. Select “Run” from the Windows 95/98/NT start menu and enter: ”X:\Y724\Ystation\V3.18X\Ymt724\setup.exe” (X: is CD-ROM location, eg: D\ or E:\) Follow the screen instructions to install the Program.

  • Page 67: Appendix

    EP-61BXC-A Appendix Appendix A: A-1 MEMORY MAP Address Range Size Description [00000-7FFFF] 512K Conventional memory [80000-9FBFF] 127K Extended Conventional memory [9FC00-9FFFF] Extended BIOS data area if PS/2 mouse is installed [A0000-C7FFF] 160K Available for Hi DOS memory [C8000-DFFFF] Available for Hi DOS memory and adapter ROMs...

  • Page 68: Timer & Dma Channels Map

    Appendix EP-61BXC-A [3D0-3DF] CGA adapter. [3F0-3F7] FLOPPY DISK controller. [3F8-3FF] SERIAL port 1. A-3 TIMER & DMA CHANNELS MAP TIMER MAP: TIMER Channel 0 System timer interrupt. TIMER Channel 1 DRAM REFRESH request. TIMER Channel 2 SPEAKER tone generator. DMA CHANNELS: DMA Channel 0 Available.

  • Page 69: Rtc & Cmos Ram Map

    EP-61BXC-A Appendix Onboard HARD DISK (IDE1) channel. Onboard HARD DISK (IDE1) channel. A-5 RTC & CMOS RAM MAP RTC & CMOS: Seconds. Second alarm. Minutes. Minutes alarm. Hours. Hours alarm. Day of week. Day of month. Month. Year. Status register A.
  • Page 70 Appendix EP-61BXC-A Page Left Blank...

  • Page 71: Post Codes

    EP-61BXC-A Appendix Appendix B: B-1 POST CODES ISA POST codes are typically output to I/O port address 80h. POST (hex) DESCRIPTION 01-02 Reserved. Turn off OEM specific cache, shadow. 1. Initialize EISA registers (EISA BIOS only). 2. Initialize all the standard devices with default values Standard devices includes.
  • Page 72 Appendix EP-61BXC-A Initialization of the BIOS Data Area. (40:ON - 40:FF) 1. Program some of the Chipset's value according to Setup. (Early Setup Value Program) 2. Measure CPU speed for display & decide the system clock speed. 3. Video initialization including Monochrome, CGA, EGA/VGA. If no display device found, the speaker will beep.
  • Page 73 EP-61BXC-A Appendix Try to turn on Level 2 cache. Note: Some chipset may need to turn on the L2 cache in this stage. But usually, the cache is turn on later in POST 61h. 3F-40 Reserved. 1. Program the rest of the Chipset's value according to Setup.

  • Page 74: Unexpected Errors

    Appendix EP-61BXC-A 1. Try to turn on Level 2 cache. Note: If L2 cache is already turned on in POST 3D, this part will be skipped. 2. Set the boot up speed according to Setup setting. 3. Last chance for Chipset initialization.

  • Page 75: Load Setup Defaults

    EP-61BXC-A Appendix Appendix C NOTE: The "LOAD SETUP DEFAULTS" function loads the system default data directly from ROM and initializes the associated hardware properly. This function will be necessary when you accept this mainboard, or the system CMOS data is corrupted.

  • Page 76: Cpu Clock Frequency Selection In Bios Setting

    Appendix EP-61BXC-A Appendix D CPU Clock Frequency Selection In BIOS Setting. There is a special function for CPU over-clocking requirement which can be chosen and set by BIOS or set by JP3(The undocumented jumper setting from 103MHz to 133MHz), please refer to the following steps for adjustment.

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