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TRADEMARK
All products and company names are trademarks or
registered trademarks of their respective holders.
These specifications are subject to change without
notice.

Manual Revision 2.3

Feburary 10, 1998

EP-61LXA-M

A Pentium

II Processor based AGP

mainboard

Summary of Contents for EP-61LXA-M

Page 1: ...ject to change without notice Manual Revision 2 3 Feburary 10 1998 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 II Processor based AGP II Pr...

Page 2: ...serial number __________________________ BIOS Upgrades Please use either our Web Site or BBS for current BIOS Upgrades Internet Access http www epox com sales epox com tech epox com Modem Access 886 2...

Page 3: ...the manual or product EPoX may review this manual from time to time without notice For updated BIOS drivers or product release information you may visit EPoX s home page at http www epox com Products...

Page 4: ...eld Connector 1 6 Power On Off Remote 1 6 SystemBlockDiagram 1 7 Section 2 Features EP 61LXA M Features 2 1 Section 3 Installation EP 61LXA MDetailedLayout 3 1 Easy Installation Procedure ConfigureDIP...

Page 5: ...4 IDEHDDAutoDetection 4 24 HDD Low Level Format 4 27 Save Exit Setup 4 27 ExitWithoutSaving 4 27 Section 5 DMI DMI Access 5 1 Section 7 Appendix Appendix A Memory Map A 1 I O Map A 1 Timer DMAChannels...

Page 6: ...nboard B 1 EP 61LXA M user s manual C 1 Floppy ribbon cable D 1 Hard drive ribbon cable E 1 Heatsink Support Unit optional F 1 PS 2 to AT keyboard connector adapter optional G 1 Bus master drivers H 1...

Page 7: ...g technology The S E C cartridge allows the L2 cache to remain tightly coupled to the processor while maintaining flexibility when implementing high perfor mance processors into OEM systems The second...

Page 8: ...s into just as the Pentium Pro processor uses Socket 8 Retention mechanism Formerly retention module the dual posts etc that holds the cartridge in place Thermal plate The heatsink attachment plate He...

Page 9: ...the video card and the processor it will assist in relieving some of these pressures for quite sometime Hardware Monitoring Hardware monitoring allows you to monitor various aspects of your systems op...

Page 10: ...elp systems integrators differentiate their products in the marketplace and better meet your needs By integrating more I O down onto the board and better positioning the hard drive and floppy connecto...

Page 11: ...n Off button should be a momentary button that is normally open The EP 61LXA M has been designed with Soft Off functions You can turn Off the system from one of two sources The first is the front pane...

Page 12: ...Introduction EP 61LXA M Page 1 7 Figure 5 System Block Diagram System Block Diagram...

Page 13: ...s 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...

Page 14: ...stem to be turned on remotely Resume by Alarm Allows your system to turn on at a preselected time Power Loss Recovery In the event of a power outtage your system will automatically turn itself back on...

Page 15: ...3 DIMM 2 DIMM 1 DIMM 3 Batt ery ATX Power Input Intel 443LX PCIset Intel PIIX4 PCIset Winbond 83977 I Oset COM 1 USB COM 2 Parallel Port USB 1 Top Mouse Top USB 0 Bottom PS 2 Keyboard Bottom J6 Chass...

Page 16: ...mory chips 3 3 Install Pentium II Processor 3 4 Device Connectors Section 3 1 Configure DIP Switch EPoX designs all motherboards with a DIP Switch to make your install fast and easy The following will...

Page 17: ...ay be 83MHz 12ns 100MHz 10ns or 120MHz 8ns bus speed If you use both 50ns and 60ns memory you must configure your BIOS to read 60ns When using Synchronous DRAM we recommend using the 4 clock variety o...

Page 18: ...dules Table 1 y r o m e M l a t o T 1 M M I D 0 k n a B 2 M M I D 1 k n a B 3 M M I D 2 k n a B B M 8 6 7 m u m i x a M M A R D S O D E B M 2 3 B M 6 1 B M 8 B M 6 5 2 B M 8 2 1 B M 4 6 1 X M A R D S...

Page 19: ...e 3 5 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...

Page 20: ...I Retention Mechanism This pre installed device is designed for you to install Pentium II CPU more easier and to avoide any damage on the board due to overtightening the four screws One thing must be...

Page 21: ...e 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 CPU Cartridge SLOT 1 Large Hole for Heat Sink Base...

Page 22: ...TB LED HDD LED POWER_ON J4 CPU Fan Power A plug in for the CPU Fan Power J5 Power Supply Fan Monitoring A plug in for the Power supply so that BIOS can monitor the RPM s J6 Chassis Fan Power A plug i...

Page 23: ...s added a special feature to make the system go into suspend mode when the button is pressed momentarily J2 S e c t i o n 3 4 Device Connectors continued Speaker Connect to the system s speaker for be...

Page 24: ...r is turned off In general the information saved in the CMOS RAM will stay un changed unless there is a configuration change in the system such as hard drive replacement or a device is added It is pos...

Page 25: ...tion parameters 4 1 Standard CMOS Setup Choose Standard CMOS Setup in the CMOS SETUP UTILITY Menu Figure 2 The Standard CMOS Setup allows the user to configure system settings such as the current date...

Page 26: ...rs 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 selecte...

Page 27: ...ncreasing performance Disabled This deactivates the processor s internal cache thereby lowering performance External L2 Cache This controls the status of the external L2 cache area The default is Enab...

Page 28: ...nce between 720K 1 2MB and 1 44MB drive types as they are all 80 tracks Boot Up NumLock Status This controls the state of the NumLock key when the system boots The default is On On The keypad acts as...

Page 29: ...second character displayed by typematic auto repeat The default is 250 250 250 msec 500 500 msec 750 750 msec 1000 1000 msec Security Option This category allows you to limit access to the System and...

Page 30: ...s option allows video BIOS to be copied into RAM Video Shadowing will increase the video performance of your system The default is Enabled Enabled Video shadow is enabled Disabled Video shadow is disa...

Page 31: ...rs The default is Enabled Enabled This enables auto configuration and provides the option to select predefined timing modes Disabled This allows the user to specify DRAM timing parameters Note If you...

Page 32: ...iability EDO RAS Precharge Time The precharge time is the number of cycles it takes for the RAS to accumulate its charge before EDO DRAM refresh If insufficient time is allowed refresh may be incomple...

Page 33: ...The default is Enabled Enabled Enabled Disabled Disabled System BIOS Cacheable This allows you to copy your BIOS code from slow ROM to fast RAM The default is Disabled Enabled The option will improve...

Page 34: ...ates Memory Hole at 15M 16M You can reserve this memory area for the use of ISA adaptor ROMs The default is Disabled Enabled This field enables the main memory 15 16MB to remap to ISA BUS Disabled Nor...

Page 35: ...efreshed The default is Fast Fast Provides faster memory performance Slow Provides better memory compatibility SDRAM Precharge Time The precharge time is the number of cycles it takes for the RAS to a...

Page 36: ...ware information above is not available for a mainboard without NS LM75 LM78 ICs 4 4 Power Management Setup Choose the POWER MANAGEMENT SETUP in the CMOS SETUP UTILITY to display the following screen...

Page 37: ...you to select how the video will be disabled by the power management The default is V H Sync Blank V H Sync Blank System turns off vertical and horizontal synchronization ports and writes blanks to th...

Page 38: ...out Suspend Mode This function works only when the Pentium II Processor is installed The timer starts to count when System Standby mode timer is timed out and no PM Events are occurring Valid range i...

Page 39: ...wer Loss Recovery is Enabled The default is Enabled Enabled The system will turn on at the preset time Disabled The system will not turn on until you turn it on Date of month Alarm This is how you set...

Page 40: ...Setup PNP OS Installed Do you have a PNP OS installed on your system The default is No Yes Select if you are using a PNP OS No Select if your OS does not support PNP Resources Controlled By Who contr...

Page 41: ...es The default value is PCI AUTO This will allow the system to automatically config ure the IDE devices Used MEM base addr The Used MEM base addr CB00 CC00 D000 D400 D800 DC00 and Used MEM Length 8K 1...

Page 42: ...properly This function will be necessary only when the system CMOS data is corrupted 4 7 Integrated Peripherals Figure 8 Integrated Peripherals Note If you do not use the Onboard IDE connector then y...

Page 43: ...oard IDE secondary port IDE Primary Master PIO The default is Auto Auto BIOS will automatically detect the Onboard Primary Master PCI IDE HDD Accessing mode Mode 0 4 Manually set the IDE Programmed in...

Page 44: ...e hard drive will run in normal mode IDE Secondary 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: ...nboard Winbond Chip s floppy drive interface controller Onboard Serial Port 1 This field allows the user to configure the 1st serial port The default is Auto AUTO Enable Onboard Serial port 1 and addr...

Page 46: ...ess is 378H and IRQ7 278H Enable Onboard LPT port and address is 278H and IRQ5 3BCH Enable Onboard LPT port and address is 3BCH and IRQ7 Disabled Disable Onboard Winbond Chip s LPT port Parallel Port...

Page 47: ...ishes to change the default password the SETUP UTILITY will display a mes sage and ask for a confirmation Confirm Password 3 After pressing the Enter key ROM password if the option was not used or cur...

Page 48: ...he BIOS nor the IDE controller will make any transformations during accessing The maximum number of cylinders head sectors for NORMAL mode are 1024 16 63 no Cylinder 1024 x no Head 16 x no Sector 63 x...

Page 49: ...ntain more than 1024 cylinder without LBA support in some cases user do not want LBA The Award BIOS provides another alternative to support these kinds of LARGE mode CYLS HEADS SECTOR MODE 1120 16 59...

Page 50: ...ame with the drive for the correct interleave number or select 0 for automatic detection Auto scan bad track This allows the utility to scan first then format by each track Start Press Y to start low...

Page 51: ...uration and to diagnose and resolve problems The computer s BIOS will detect and record as much information as it is able to and will store that information in a special location in the BIOS The DMI c...

Page 52: ...FCFFF 20K BIOS runtime service routine 2 FD000 FDFFF 4K Plug and Play ESCD data area FE000 FFFFF 8K BIOS runtime service routine 1 A 2 I O MAP 000 01F DMA controller Master 020 021 INTERRUPT CONTROLLE...

Page 53: ...d ECP Option DMA Channel 2 FLOPPYDISK SMCCHIP DMA Channel 3 Onboard ECP default DMA Channel 4 Cascade for DMA controller 1 DMA Channel 5 Available DMA Channel 6 Available DMA Channel 7 Available A 4 I...

Page 54: ...ister B 0C Status register C 0D Status register D 0E Diagnostic status byte 0F Shutdown byte 10 FLOPPY DISK drive type byte 11 Reserve 12 HARD DISK type byte 13 Reserve 14 Equipment type 15 Base memor...

Page 55: ...c R W functionality C1 Auto detection of onboard DRAM Cache C5 Copy the BIOS from ROM into E0000 FFFFF shadow RAM so that POST will go faster 08 Test the first 256K DRAM 09 OEM specific cache initiali...

Page 56: ...n only 0F DMA channel 0 test 10 DMA channel 1 test 11 DMA page registers test 12 13 Reserved 14 Test 8254 Timer 0 Counter 2 15 Test 8259 interrupt mask bits for channel 1 16 Test 8259 interrupt mask b...

Page 57: ...r to press F1 key 4F 1 If password is needed ask for password 2 Clear the Energy Star Logo Green BIOS only 50 Write all CMOS values currently in the BIOS stack area back into the CMOS 51 Reserved 52 1...

Page 58: ...ration table 62 1 Setup daylight saving according to Setup value 2 Program the NUM Lock typematic rate typematic speed according to Setup setting 63 1 If there is any changes in the hardware configura...

Page 59: ...OAD 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 syste...

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