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EPOX EP-61LXA-M Manual

A pentium ii processor based agp mainboard
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EP-61LXA-M
EP-61LXA-M
EP-61LXA-M
EP-61LXA-M
EP-61LXA-M
A Pentium
A Pentium
A Pentium
A Pentium
A Pentium
mainboard
mainboard
mainboard
mainboard
mainboard
TRADEMARK
All products and company names are trademarks or
registered trademarks of their respective holders.
These specifications are subject to change without
notice.
II Processor based AGP
II Processor based AGP
II Processor based AGP
II Processor based AGP
II Processor based AGP
® ® ® ® ®
Manual Revision 2.3
Feburary 10, 1998

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Summary of Contents for EPOX EP-61LXA-M

  • Page 1 EP-61LXA-M EP-61LXA-M EP-61LXA-M EP-61LXA-M EP-61LXA-M A Pentium A Pentium II Processor based AGP II Processor based AGP A Pentium A Pentium A Pentium II Processor based AGP II Processor based AGP II Processor based AGP ® ® ® ® ®...
  • Page 2 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-61LXA-M mainboard. (the serial number is located near the ISA slots at the edge of the board)
  • Page 3 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 4: Table Of Contents

    System Block Diagram ........1-7 Section 2 Features EP-61LXA-M Features ......... 2-1 Section 3 Installation EP-61LXA-M Detailed Layout ...... 3-1 Easy Installation Procedure Configure DIP Switch ........3-2 System Memory Configuration ......3-3 ® Installing a Pentium II Processor ....3-6 Device Connectors .........
  • Page 5 EP-61LXA-M PNP/PCI Configuration ........4-17 Load Setup Defaults ........4-19 Integrated Peripherals ........4-19 Change Supervisor or User Password ..... 4-24 IDE HDD Auto Detection ....... 4-24 HDD Low Level Format ......... 4-27 Save & Exit Setup .......... 4-27 Exit Without Saving ......... 4-27 Section 5 DMI Access ...........

  • Page 6: Introduction

    Section 1 INTRODUCTION Components Checklist ü ü ü ü ü EP-61LXA-M mainboard ü ü ü ü ü EP-61LXA-M user’s manual ü ü ü ü ü Floppy ribbon cable ü ü ü ü ü Hard drive ribbon cable Heatsink Support Unit (optional) PS/2 to AT keyboard connector adapter (optional) ü...

  • Page 7: Overview

    Introduction EP-61LXA-M Overview Pentium II ® ® The Pentium II Processor is the follow-on to the Pentium Processor. The ® ® Pentium II Processor, like the Pentium Pro processor, implements a Dynamic Execution micro-architecture -- a unique combination of multiple branch prediction, ®...

  • Page 8: Cartridge Terminology

    EP-61LXA-M Introduction processor. This is the model used in past packaging technologies like PGA, TCP, PQFP, DIP, etc. S.E.C. Cartridge Terminology ® • Pentium II Processor The new enclosed card packaging technology is called a “Single Edge Contact cartridge.” This is similar to previous names for packaging technology such as PGA or TCP.

  • Page 9: Accelerated Graphics Port

    Introduction EP-61LXA-M 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. As 3D products for the personal computer become more and more popular, these demands will only increase. This will cause a rise in costs for both end users and manufacturers.

  • Page 10: Ep-61Lxa-M Form-Factor

    Introduction EP-61LXA-M Form-Factor The EPoX EP-61LXA-M is designed with ATX form factor - the latest industry standard of chassis. The ATX 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 11: I/O Shield Connector

    Introduction EP-61LXA-M I/O Shield Connector The EP-61LXA-M is equipped with an I/O back panel. Please use the appropriate I/O shield (figure 3). Parallel Port Figure 3: PS/2 Mouse EP-61LXA-M I/O back PS/2 Keyboard panel layout COM2 COM1 Power-On/Off (Remote) The EP-61LXA-M has a single 20-pin connector for ATX power supplies. For ATX power supplies that support the Remote On/Off feature, this should be connected to the systems front panel for system Power On/Off button.

  • Page 12: System Block Diagram

    EP-61LXA-M Introduction System Block Diagram Figure 5: System Block Diagram Page 1-7...

  • Page 13: Features

    Supports (3) 16 bit ISA slots, (4) 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-61LXA-M supports (4) PCI Bus Master slots and a jumperless PCI INT# control scheme which reduces configuration confusion when plugging in PCI card(s).
  • Page 14 Features EP-61LXA-M • Supports the Universal Serial Bus (USB) connector. The onboard PIIX4 chip provides the means for connecting PC peripherals such as; keyboards, joysticks, telephones, and modems. • Built-in ATX 20-pin power supply connector. • ® Software power-down when using Windows •...

  • Page 15: Installation

    EP-61LXA-M Installation Section 3 INSTALLATION EP-61LXA-M Detailed Layout Mouse CPU FAN (Top) PS/2 Keyboard (Bottom) USB 1 (Top) PWR FAN USB 0 J5 J5 (Bottom) Intel 443LX PCIset AGP SLOT PCI Slot #1 PCI Slot #2 J7:WOL Intel POWER_ON PCI Slot #3...

  • Page 16: Easy Installation Procedure

    Section 3-1 Configure DIP Switch EPoX designs all motherboards with a DIP Switch to make your install fast and easy. The following will describe all of the DIP Switch that you are required to set before moving on to step 3-2.

  • Page 17: System Memory Configuration

    Installation Section 3-2 System Memory Configuration Memory Layout The EP-61LXA-M supports (3) 168-pin DIMMs (Dual In-line Memory Module). The DIMMs can be either EDO (Enhanced Data Out) or SDRAM (Synchronized DRAM). • DIMM SDRAM may be 83MHz (12ns), 100MHz (10ns) or 120MHz (8ns) bus speed.
  • Page 18 Installation EP-61LXA-M * SDRAM only supports 8, 16, 32, 64, 128MB DIMM modules. Table 1 DIMM Module Installation Figure 5 displays the notch marks and what they should look like on your DIMM memory module. DIMMs have 168-pins and two notches that will match with the onboard DIMM socket.
  • Page 19 EP-61LXA-M Installation Figure 5 DIMM Module clip before installation Figure 6 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 20: Installing A Pentium Ii Processor

    EP-61LXA-M Section 3-3 Installing a Pentium II Processor The EP-61LXA-M 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 21 EP-61LXA-M 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 11). Take the top piece of the support and slide it into the bottom fin (figure 11) on the heatsink and then push forward until it clips into the bottom base (figure 9) that is already there (figure 11).

  • Page 22: Device Connectors

    Installation EP-61LXA-M 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 connections (figure 12). 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5...
  • Page 23 4 seconds before the system turns off). When the system is in 4 sec delay mode, EPoX has added a special feature to make the system go into suspend mode when the button is pressed momentarily.

  • Page 24: Award Bios Setup

    EP-61LXA-M 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 25: Standard Cmos Setup

    BIOS EP-61LXA-M 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 26: 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-61LXA-M. Pressing the [F1] key will display a help message for the selected item.
  • Page 27 BIOS EP-61LXA-M 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 28 EP-61LXA-M 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 29 BIOS EP-61LXA-M 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 30 EP-61LXA-M BIOS OS Select For DRAM > 64MB: Some operating systems require special handling. Use this option only if your system has greater than 64MB of memory. The default is Non-OS2. OS2: Select this if you are running the OS/2 operating system with greater than 64MB of RAM.

  • Page 31: Chipset Features Setup

    BIOS EP-61LXA-M 4-3 Chipset Features Setup Choose the “CHIPSET FEATURES SETUP” in the CMOS SETUP UTILITY menu to display following menu. Figure 4: Chipset Features Setup Auto Configuration: This selects predetermined optimal values of the chipset parameters. The default is Enabled.
  • Page 32 EP-61LXA-M BIOS 50ns: (Faster) Burst Wait State, for 50ns EDO DRAM. 60ns: (Slower) Burst Wait State, for 60ns Fast Page Mode/EDO DRAM. MA Additional Wait State: This allows the option to insert an additional wait state before the beginning of a memory read. Use of this option may be required to achieve compatibility with some system configurations.
  • Page 33 BIOS EP-61LXA-M x222: Use of this option may cause conflicts with some system configurations. x333: This is used for standard system configurations. DRAM Data Integrity Mode: Use this option to configure the type of DRAM in your system. The default is Non-ECC.
  • Page 34 EP-61LXA-M BIOS 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. The default is 3. NA: No wait state 8: 8 wait states...
  • Page 35 BIOS EP-61LXA-M AGP Aperture Size: The amount of system memory that the AGP card is allowed to share. The default is 4. 4: 4MB of systems memory accessable by the AGP card. 8: 8MB of systems memory accessable by the AGP card.

  • Page 36: Power Management Setup

    EP-61LXA-M BIOS Current CPU Temperature: This is the current temperature of the CPU. Current Power FAN Speed: The current power fan speed in RPMs. Current CPU FAN Speed: The current CPU fan speed in RPMs. Current Chassis FAN Speed: The current chassis fan speed in RPMs.
  • Page 37 BIOS EP-61LXA-M 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 38 9: IRQ 9 10: IRQ 10 11: IRQ 11 The EP-61LXA-M 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 39 BIOS EP-61LXA-M 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 40: Pnp/Pci Configuration

    EP-61LXA-M BIOS 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 41 BIOS EP-61LXA-M Reset Configuration Data: This setting allows you to clear ESCD data. The default is Disabled 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.

  • Page 42: Load Setup Defaults

    EP-61LXA-M BIOS 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. 4-7 Integrated Peripherals...
  • Page 43 BIOS EP-61LXA-M IDE HDD Block Mode: IDE Block Mode allows the controller to access blocks of sectors rather than a single sector at a time. The default is Enabled. Enabled: Enabled IDE HDD Block Mode. Provides higher HDD transfer rates.
  • Page 44 EP-61LXA-M BIOS Mode 0~4: Manually set the IDE Programmed interrupt mode. 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.
  • Page 45 BIOS EP-61LXA-M OnBoard Primary PCI IDE: This option turns on and off the onboard primary IDE. The default is enabled. Enabled: This activates the primary PCI IDE. Disabled: This disables the primary PCI IDE and frees up the resource. OnBoard Secondary PCI IDE: This option turns on/off the onboard secondary IDE.
  • Page 46 EP-61LXA-M BIOS Onboard IR Controller: IrDA Controller. The default is Enabled. IR Address Select: The port location of the IR controller. The default is 2E8H. IR Mode: The mode of the IR controller. The default is IrDA IR Transaction Delay: The default is Enabled.

  • Page 47: Change Supervisor Or User Password

    BIOS EP-61LXA-M 4-8 Change Supervisor or User Password To change the password, choose the “SUPERVISOR PASSWORD or USER PASSWORD” option from the CMOS SETUP UTILITY menu and press [Enter]. NOTE: Either “Setup” or “System” must be selected in the “Security Option”...
  • Page 48 EP-61LXA-M BIOS Figure 8: IDE HDD Auto Detection NOTE: HDD Modes The Award BIOS supports 3 HDD modes : NORMAL, LBA & LARGE NORMAL mode Generic access mode in which neither the BIOS nor the IDE controller will make any transformations during accessing.
  • Page 49 BIOS EP-61LXA-M LBA (Logical Block Addressing) mode: A new HDD accessing method to overcome the 528 Megabyte bottleneck. The number of cylinders, heads & sectors shown in setup may not be the number physically contained in the HDD. During HDD accessing, the IDE controller will transform the logical address described by sector, head &...

  • Page 50: Hdd Low Level Format

    EP-61LXA-M BIOS UNIX operating systems do not support either LBA or LARGE and must utilize the Standard mode. UNIX can support drives larger than 528MB. 4-10 HDD Low Level Format Interleave: Select the interleave number of the hard disk drive you wish to perform a low level format on.

  • Page 51: Dmi Access

    EP-61LXA-M DMI Access Section 5 DMI ACCESS DMI Access DMI, or desktop Management Interface, is a feature that is able to auto-detect and record information about your computer system. This information is used by comput- ing professionals to accurately determine your system configuration and to diagnose and resolve problems.

  • Page 52: Appendix

    EP-61LXA-M 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 53: Timer & Dma Channels Map

    Appendix EP-61LXA-M [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 54: Rtc & Cmos Ram Map

    EP-61LXA-M 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 55: Post Codes

    Appendix EP-61LXA-M 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 56 EP-61LXA-M Appendix 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 57 Appendix EP-61LXA-M 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 58: Unexpected Errors

    EP-61LXA-M Appendix 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 59: Load Setup Defaults

    Appendix EP-61LXA-M 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.

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