ENPC EP-MZ21 Manual Download Page 3

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Manual

Rev. A

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2 x IDE Ports support ultra DMA/33

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2xUniversal Serial Bus (USB) Ports

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1xPS/2 Keyboard Port

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1xPS/2 Mouse Port

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2xIrDA Front and Rear Port

Expansion Slots

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1 x 16-bit ISA Slot

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3 x 32-bit PCI Slots

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1 x 32-bit AGP Slot

Other Features

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Award BIOS (2 Mb flash memory)

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Plug and Play compatible

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Jumperless configuration

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Advanced Power Management (APM) 1.2 support

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Advanced Configuration and Power Interface (ACPI) 1.0 support

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Hardware monitoring and alert (Optional)

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Modem ring wake up and power up. Wake on LAN

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Keyboard power on and PS/2 mouse power on

Form Factor

Micro ATX, 244mmX200mm

Summary of Contents for EP-MZ21

Page 1: ...pon customer ordering instructions per Proforma Invoice additional external procurement cost will be included 1 Specification 2 2 Parts Of The Mother Board 4 3 MotherBoard Layout Quick View 5 4 Installation 6 4 1 Jumper Overview 6 4 2 CPU Setting 8 4 3 Install System Memory Modules 9 4 4 External Conncetion 10 4 5 ATX Power Supply Connector 11 4 6 KeyBoard Mouse USB COM LPT Sound 12 4 7 Front Pane...

Page 2: ...IDE Interface ƒç Intel 82443ZX PCI AGP controller PAC Integrated PCI bus mastering controller Integrated Accelerated Graphics Port AGP interface ƒç Intel 82371EB PCI ISA IDE Xcelerator PIIX4E Multifunction PCI to ISA bridge Universal Serial Bus USB and DMA controllers Two fast IDE interfaces that support up to four IDE drives or devices Power management logic Real time clock Audio Subsystmes ƒç ES...

Page 3: ...bit PCI Slots ƒç 1 x 32 bit AGP Slot Other Features ƒç Award BIOS 2 Mb flash memory ƒç Plug and Play compatible ƒç Jumperless configuration ƒç Advanced Power Management APM 1 2 support ƒç Advanced Configuration and Power Interface ACPI 1 0 support ƒç Hardware monitoring and alert Optional ƒç Modem ring wake up and power up Wake on LAN ƒç Keyboard power on and PS 2 mouse power on Form Factor Micro ...

Page 4: ...4 Manual Rev A 2 Parts Of The Mother Board ...

Page 5: ...5 Manual Rev A 3 MotherBoard Layout Quick View Jumper 1 J11 FSB 66 MHZ 100 MHZ Switching 2 J 9 CMOS Clear Set the BIOS Data to Factory default 3 J 7 J 6 On Board Sound Chip Enable Disable ...

Page 6: ...6 Manual Rev A 4 1 Jumper Overview ON Enable On Board Audio OFF Disable On Board Audio ON For 66 MHZ FSB OFF For 100 MHZ FSB 1 2 Normal 2 3 Clear CMOS ...

Page 7: ...o 100 MHZ on the jumperless design mother board the following symptom will happen The AGP card will run 100 MHZ with the AGP Clock inside the AGP Chip will run up to 200MHZ For 2x AGP Card instead of the 66MHZ x 2 133MHZ That s because the CPU origonal is 66MHZ FSB design by Intel When you overclock the CPU to 100MHZ the Chipset didn t know you force the Clock to 100MHZ by BIOS it will let the 100...

Page 8: ...on CPU will fix the CPU Clock Ratio User just need to deside the CPU Front Side Bus for the CPU The Mother Board provide the Clock from 66MHZ to 112 MHZ for user to setup 2 User can define the CPU Clock Ratio in the BIOS setup utility for the CPU which did not fix the Clock Ratio If the CPU fix the Ratio the CPU Clock ratio will be no changed 3 If user fail to power up the system No Display please...

Page 9: ...m into DIMM Slot 1 Slot 2 with the Max possible memory size up to 256MB 128 128 if the 128MB DIMM module is available The DIMM types supported SDRAM Synchro nous DRAM The following is the summary Single side 1Mx64 8MB 2Mx64 16MB 4Mx64 32MB 8Mx64 64MB 16Mx64 128MB Double side 1Mx64x2 16MB 2Mx64x2 32MB 4Mx64x2 64MB 8Mx64x2 128MB Total Memory Size There is no jumper setting required for the memory si...

Page 10: ...he ATX power supply can take at least 10mAmp load on the 5V Standby lead 5VSB to meet the standard ATX specification 4 To prevent electrical spikes make sure that the power supply is not con nected to an outlet when making or removing connections Power supplies contain power remains which can damage electrical components 5 Expansion Card Installation Procedure Read the documentation for your expan...

Page 11: ...n firmly making sure that the pins are aligned and the power supply is off before connecting or disconnect ing the power cable Make sure that your ATX power supply can supply at least 10 mAmp on the 5 volt standby lead 5VSTB You may experience difficulty in powering on your system if your power supply cannot support the load For Wake on LAN support your ATX power supply must supply at least 1 Amp ...

Page 12: ... here is from back panel of the housing Pin Description Pin Description 1 Keyboard Clock 2 GND 3 Keyboard Data 4 N C 5 5VDC 6 N C PS 2 Mouse Connector The onboard PS 2 mouse connector The view angle of drawing shown here is from back panel of the housing Pin Description Pin Description 1 Mouse Clock 2 GND 3 Mouse Data 4 N C 5 5VDC 6 N C ...

Page 13: ...ription Pin Description 1 5 VDC 5 5VDC 2 DATA 6 DATA 3 DATA 7 DATA 4 Ground 8 Ground Serial Devices COM1 COM2 The onboard serial connectors are 9 pin D type connector on the back Panel of mainboard The serial port 1 connector is marked as COM1 and the serial port 2 connector is marked as COM2 Printer Port LPT The onboard printer connector is a 25 pin D type connector marked PRINTER The view angle ...

Page 14: ...em power is controlled by a push switch connected to this lead Pushing the button once will turn on the power and pushing again will turn off the power 5 Reset Switch Pin 1 2 This 2 pin connector connects to the case mounted reset switch for rebooting your computer without having to turn off your power switch This is a preferred method of rebooting in order to prolong the life of the system power ...

Page 15: ...TT 12V or less Orient the fan so that the heat sink fins allow airflow to go across the onboard heat sink s Depending on the fan manufacturer the wir ing and plug may be different The red wire should be positive 12V while the black should be ground Connect the fan plug to the board taking into consideration the polarity of the connector ...

Page 16: ...sabled Use the five pins as shown and connect a ribbon cable from the module to the motherboard to the pin definitions Pin 1 Vcc Pin 2 NC Pin 3 IR_RX Pin 4 GND Pin 5 IR_TX C Wake On LAN WOL Attach the 3 pin connector from the LAN card which supports the Wake On LAN WOL function to the WOL connector on the motherboard This WOL function lets users wake up the connected computer through the LAN card ...

Page 17: ...it has a power standby feature The system will then run power on tests While the tests are running additional messages will appear on the screen If you do not see anything within 30 seconds from the time you turn on the power the system may have failed a power on test Recheck your jumper settings and connections or call your retailer for assistance 8 During power on hold down Delete to enter BIOS ...

Page 18: ...o locate and re move the problem before any damage is done Enabled Activates automatically when the system boots up causing a warning message to appear when anything attempts to access the boot sector or hard disk partition table Disabled No warning message will appear when anything attempts to access the boot sector or hard disk partition table CPU Internal Cache External Cache These two categori...

Page 19: ... first search for hard disk drive then CDROM drive and the next is floppy disk drive Swap Floppy Drive This item allows you to determine whether enable the swap floppy drive or not The choice Enabled Disabled Boot Up Floppy Seek During POST BIOS will determine if the floppy disk drive installed is 40 or 80 tracks 360K type is 40 tracks while 760K 1 2M and 1 44M are all 80 tracks Enabled BIOS searc...

Page 20: ...eyboard will generate only one instance In other words the BIOS will only report that the key is down When the typematic rate is enabled the BIOS will report as before but it will then wait a moment and if the key is still down it will begin the report that the key has been de pressed repeatedly For example you would use such a feature to accelerate cursor movements with the arrow keys Enabled Ena...

Page 21: ... working with MPEG ISA VESA VGA Card Video BIOS Shadow Determines whether video BIOS will be copied to RAM However it is op tional depending on chipset design Video Shadow will increase the video speed Enabled Video shadow is enabled Disabled Video shadow is disabled C8000 CBFFF Shadow DC000 DFFFF Shadow These categories determine whether option ROMs will be copied to RAM An example of such option...

Page 22: ...ve system performance However it may cause system unstable if the settings are not correct for your system configuration Once you change the setting and not sure which one will be better parameter please load the BIOS default by press F6 or load the SETUP default by press F7 SDRAM RAS to CAS delay They are important parameters that affect the SDRAM performance If your SDRAM has unstable problem ch...

Page 23: ... any program writes to this memory area a system error may result 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 This item ...

Page 24: ...o support delay trans actions cycles Select Enabled to support compliance with PCI specification version 2 1 The Choice Enabled Disabled AGP Aperture Size MB Select the size of the Accelerated Graphics Port AGP aperture The aper ture is a portion of the PCI memory address range dedicated for graphics memory address space Host cycles that hit the aperture range are forwarded to the AGP without any ...

Page 25: ...on V H SYNC Blank allows the BIOS to blank off screen display by turning off the V Sync signals sent from add on VGA card DPMS Supported allows the BIOS to blank off screen display by your add on VGA card which supports DPMS Blank Screen allows the BIOS to blank screen display by turning off the red green blue signals Video Off After What time frame that the video will be disabled under current po...

Page 26: ... the device enters the power down state Throttle duty Cycle Choose the duty cycle time 12 5 25 37 5 50 62 5 default 75 or 87 5 The bigger of the percentage the more saving power it gets PCI VGA Active Monitor Enabled the system can not enter the power saving mode when monitor is on Disabled the system can enter the power saving mode when monitor is on Soft Off by PWRBTN When enabled turning the sy...

Page 27: ...hat means the machine will wake up after a external Modem Ring in through the COM Port That is the special function for the Modem Ring on But if the machine is in the off mode and you just power ON OFF the external Modem sometimes it will cause the ma chine power on because the Modem Power On OFF pulse will be taken as the Modem Ring in signal and then power up the machine ...

Page 28: ...ooting VGA IDE or SCSI The rest of system resources will be allocated by PnP operating system Resources Controlled By Setting this option to Manual allows you to individually assign the IRQs and DMAs to the ISA and PCI devices Set this to Auto to enable the auto con figuration function Reset Configuration Data If you had plugged some Legacy cards in the system and there were records into ESCD Exte...

Page 29: ...uccessively increased performance In Auto mode the system automatically determines the best mode for each device IDE Primary Secondary Master Slave UDMA Ultra DMA 33 implementation is possible only if your IDE hard drive supports it and the operating environment includes a DMA driver Windows 95 OSR2 or a third party IDE bus master driver If your hard drive and your system software both support Ult...

Page 30: ... port 2 control ler with which I O address The Choice 3F8 IRQ4 2F8 IRQ3 3E8 IRQ4 2F8 IRQ3 Disabled Auto UART 2 Mode This item allows you to determine which Infra Red IR function of onboard I O chip The Choice Standard ASKIR HPSIR Duplex Select Select the value required by the IR device connected to the IR port Full duplex mode permits simultaneous two direction transmission Half duplex mode permit...

Page 31: ... DMA channel for the port Choices are 3 1 CPU Speed Set to Manual user can use the next two items to decide the CPU speed CPU Ratio This item lets you select the ratio of Core Bus frequency Have the following selections 3x 3 5x 4x 4 5x 5x 5 5x 6x CPU Frequency This item lets you set external clock bus clock The possible settings are 66 75 83 100 103 112 124 133 MHZ CPU Warning Temperature This is ...

Page 32: ...m has an IDE hard drive you can use this utility to detect its parameters and automatically enter them into the Standard CMOS Setup Normal mode For drivers small than 528MB Large Mode For drives larger than 528MB that do not use LBA There can only be used with MS Dos operating system LBA mode For drivers larger than 528MB and up to 8 4GB that use logic block address ing mode Normally we recommend ...

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