ENPC EP-PV12 User Manual Download Page 8

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1. INTRODUCTION

1-3

Specifications



Processor

- ZIF socket 7 support INTEL Pentium with MMX

up to INTEL Pentium P54C/P55C

Cyrix 6x86 AMD K5 series



Switching Voltage Regulator

- Stepping voltage regulator from 2.8V~3.52V

- Support current and future CPU



Chipset

- INTEL 82430VX System Controller (TVX)

- INTEL 82371SB PCI/ISA IDE Accelerator

- INTEL 82438VX Data path (TDX) EDS

- ITE 8680/8687 (Giga I/O Controller)



On Board Multi-I/O

- 1 x FDD Port support up to 2.88MB FDD Capacity

- 1 x Parallel Port (LPT) support ECP/EPP

- 2 x High Speed Serial (16C550 UART) Ports

- 2 x Universal Serial Bus (USB) Ports

- 1 x AT Keyboard

- 1 x PS/2 Mouse/Keyboard

- 1 x Keyboard Controller

- 2 x IrDA



Cache

- 256/512KB SRAM






EP-PV12 User’s Manual

Summary of Contents for EP-PV12

Page 1: ...EP PV12 Pentium Main Board User s Manual Order Number 41010000 April 1997 ...

Page 2: ...GE DIRECTIVE 78 28 EEC FOR THE EVALUATION REGARDING THE ELECTROMAGNETIC COMPATIBILITY AND SAFETY THE FOLLOWING STANDARDS WERE APPLIED EN50081 1 1992 GENERIC EMISSION STANDARDS EN550022 1994 EMISSION EN60555 2 1987 HARMONICS EN60555 3 1987 VOLTAGE FLUCTUATIONS EN50082 1 1992 GENERIC IMMUNITY STANDARD IEC 801 2 1984 ELECTROSTATIC DISCHARGE IMMUNITY IEC 801 3 1984 RADIATED IMMUNITY IEC 801 4 1988 ELE...

Page 3: ...PC User Manual Rev 1 0 Related Motherboard EP PV12 P C B Rev 1 0 and up Related BIOS EP PV12 BIOS ROM Ver 1 0 04 07 1997 or up appears in upper left hand corner of screen at beginning of Power On Boot up Date April 1997 EP PV12 User s Manual i ...

Page 4: ...rocedures 23 Chapter 3 BIOS Software 24 3 1 Introduction 24 3 2 AWARD BIOS Setup Program 25 3 3 Standard CMOS Setup 26 3 4 BIOS Features Setup 28 3 5 Chipset Features Setup 31 3 6 Power Management Setup 32 3 7 PCI PNP Onboard I O Setup 35 3 8 Integrated Peripherals 37 3 9 Load Setup Defaults 41 3 10 Supervisor Password and User Password 42 3 11 IDE HDD Auto Detection 43 3 12 HDD Low Level Format U...

Page 5: ...quipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Re orient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment to an outlet on a circuit different from t...

Page 6: ...tion presents what you should receive in your motherboard on the features and specifications of the product This chapter enclosed with a diagram showing the layout out of the motherboard Chapter 2 Installation Motherboard s installation includes detailed information on how to install and configure the motherboard Chapter 3 BIOS Software presents AWARD BIOS software setup information EP PV12 User s...

Page 7: ...yboard Mouse cables x 1 Bracket with 25 pin parallel port flat cable and 9 pin serial cable x 1 40 pin IDE connector flat cable x 1 34 pin floppy disk drive flat cable x 1 User s Manual x 1 Warranty Card x 1 Bus Master IDE Drivers Diskette x 1 option USB Connection Cable with Bracket x 1 option IrDA Module x 1 option 2 EP PV12 User s Manual ...

Page 8: ...uture CPU Chipset INTEL 82430VX System Controller TVX INTEL 82371SB PCI ISA IDE Accelerator INTEL 82438VX Data path TDX EDS ITE 8680 8687 Giga I O Controller On Board Multi I O 1 x FDD Port support up to 2 88MB FDD Capacity 1 x Parallel Port LPT support ECP EPP 2 x High Speed Serial 16C550 UART Ports 2 x Universal Serial Bus USB Ports 1 x AT Keyboard 1 x PS 2 Mouse Keyboard 1 x Keyboard Controller...

Page 9: ...t ISA Slots On board PCI IDE 2 x Bus Master IDE Controller Support PIO Mode 3 4 EIDE Devices HDD CD ROM LS 120 FDD etc Support HDD Auto Detect BIOS AWARD BIOS support DMI 1MB Flash ROM with Green PC Plug and Play Function Dimension 220mm x 235mm Form Factor Baby AT Form Factor 4 EP PV12 User s Manual ...

Page 10: ...s or sockets on board A cooling fan is strongly recommended when installing P54C P54CTB P55C K5 6x86 due to possible overheat The motherboard supports minimum of 8MB of system memory and a maximum of 128MB L2 Cache can be 256KB 512KB Pipelined Burst SRAM onboard to increase system performance The motherboard supports standard Fast Page FP EDO Extended Data Out The motherboard provides four 72 pins...

Page 11: ...T1 PCI Slot 1 PCI Slot 2 PCI Slot 3 PCI Slot 4 CPU ZIF Socket 7 PCI set SB82437VX PCI set SB82371SB ISA Slot 1 ISA Slot 2 ISA Slot 3 IDE Secondary 256KB 512KB SRAM COM2 COM1 Power Supply Connector Floppy Drives 1MB Flash ROM USB Port Power Voltage Regulator Fan Conn IrDA rear IrDA Front HDD LED PS 2 Port ITE Giga I O JP3 JP6 JP2 6 EP PV12 User s Manual ...

Page 12: ...s on the Motherboard 8 2 Install DRAM Memory Modules 9 10 3 Install the Central Processing Unit CPU 11 4 Install the Expansion Cards 12 14 5 Install the External Connectors 15 22 6 Power Up Procedures 23 7 Setup the BIOS software 24 EP PV12 User s Manual 7 ...

Page 13: ...ings with two jumper numbers require that both jumpers be moved together To connect the pins simply place a plastic jumper cap over the two pins as depicted 1 CPU External Clock Frequency Selection JP3 2 CPU Internal Frequency Ratio JP2 3 Voltage Regulator Output of CPU Vcore Selection JP6 8 EP PV12 User s Manual ...

Page 14: ...s so that each bank contains two of the same size memory modules Install memory in any or all of the banks an any combination as follows Bank Memory Module Total Memory Bank0 SIMM Slots 1 2 4 8 16 32MB 72 pin FPM EDO SIMMs x 2 Bank1 SIMM Slots 3 4 4 8 16 32MB 72 pin FPM EDO SIMMs x 2 Total System Memory NOTE Each bank must have the same size and type FPM EDO BEDO of memory installed in pairs Memor...

Page 15: ...emory module firmly into place starting from a 45 degree angle making sure that all the contacts are aligned with the socket 3 With your finger tips rock the memory module into a vertical position so that it clicks into place 4 The plastic guides should go through the two Mounting Holes on the sides and the Metal Clips should snap on the other side 5 To release the memory module squeeze both Metal...

Page 16: ...ideways away from the socket s Lock then upwards to a 90 degree right angle to insert the CPU with the correct orientation You should have a CPU fan that will cover the surface of the CPU With the added weight of the CPU fan no force is required to insert the CPU Once completely inserted hold down the fan and close the socket s lever NOTE You must set the CPU External Clock Frequency Selection and...

Page 17: ...nectors and press firmly 6 Secure the card on the slot with the screw you removed in step 4 7 Replace the computer s system cover 8 Setup the BIOS if necessary 9 Install the necessary software drivers for your expansion card Assigning IRQs for Expansion Cards Some expansion cards need to use IRQ to operate Generally an IRQ must be exclusively assigned to one use In a standard design there are 16 I...

Page 18: ... in use at the same time To simplify this process this motherboard has complied with the Plug and Play PnP specification which was developed to allow automatic system configuration whenever a PnP compliant card is added to the system For PnP cards IRQs are assigned automatically from those available If the system has both Legacy and PnP ISA card installed IRQs are assigned to PnP cards from those ...

Page 19: ...andled the same way as the IRQ assignment process described above You can select a DMA channel in the PCI and PnP configuration section of the BIOS Setup utility NOTE Choose Yes for those IRQ s and DMA s you wish to reserve for Legacy Non PnP ISA expansion cards in IRQ xx Used by ISA and DMA x Used By ISA of the PnP and PCI Setup in the BIOS Software section otherwise conflicts may occur 14 EP PV1...

Page 20: ...board Connector 6 pin Female The system will direct IRQ12 to the PS 2 mouse if one is detected If not detected expansion cards can use IRQ12 See PS 2 Mouse Control in BIOS Features Setup of the BIOS Software J2 AT Keyboard Connector J1 PS 2 Mouse Connector 1 Up of M B EP PV12 User s Manual 15 ...

Page 21: ...IOS Setup on Onboard Parallel Port in INTEGRATED PERIPHERALS 4 Serial Port COM1 and COM2 Connectors Two 9 pin Male J5 J4 The two serial ports can be used for pointing devices or other serial devices See Onboard Serial Port in Chipset Features Setup of the BIOS Software 2 INSTALLATION J7 Parallel Printer J4 COM2 J5 COM1 1 1 1 16 EP PV12 User s Manual ...

Page 22: ...hich can damage electrical components 6 Floppy Drive Connector 34 pin block J6 This connector supports the provided floppy drive ribbon cable After connecting the single end to the board connect the two plugs on the other end to one or two floppy drives 2 INSTALLATION 2 7 External Connectors Continue 7 Primary Secondary IDE connectors J3 AT Power Connector J6 Floppy Drive Connector 1 1 5V 5V 5V GN...

Page 23: ...gly Please refer to the documentation of your hard disk for the jumper settings BIOS now supports IDE CD ROM bootup see Boot Sequence in the BIOS Features Setup of the BIOS Software 8 IDE hard disk Activity LED JP7 This connector connects to the IDE hard disk activity indicator light on the system cabinet 2 INSTALLATION 2 7 External Connectors Continue 9 a Turbo LED JP9 pin3 and pin5 JP7 IDE hard ...

Page 24: ...ystem into a suspend mode or Green mode where system activity will be instantly decreased to save electricity and expand the life of certain components when the system is not in use 2 INSTALLATION 2 7 External Connectors Continue 9 c Reset Switch Lead JP9 Short pin17 pin19 To RESET JP9 SMI Suspend Switch Lead JP9 GND GND SMI Turbo LED 1 1 EP PV12 User s Manual 19 ...

Page 25: ... 9 d Keyboard Lock Switch Lead JP9 pin8 pin10 KEYLOCK This 5 pin connector connects to the case mounted keyboard lock switch for locking the keyboard and also to connect the system power LED The system power LED lights when the system is powered on 2 INSTALLATION 2 7 External Connectors Continue 9 e Speaker Connector JP9 pin14 and pin20 SPEAKER JP9 Keyboard Lock Switch Lead JP9 Reset Switch Lead R...

Page 26: ...tive while the black should be ground Connect the fan s plug to the board taking into consideration the polarity of the connector NOTE The CPU and or motherboard will overheat if there is no airflow across the CPU and onboard heat sinks Damage may occur to the motherboard and or the CPU fan if these pins are incorrectly used These are not jumpers do not place jumper caps over these pins 2 INSTALLA...

Page 27: ...elect whether UART2 is directed for use with COM2 or IrDA When IrDA is selected in BIOS COM2 will be disabled Use the six pins as shown on the Back View and connect a ribbon cable from the module to the motherboard to the pin definitions 2 INSTALLATION 2 8 Power Up Procedures 1 After jumpers and connections are made close the system case cover JP4 IrDA rear JP11 IrDA front 1 22 EP PV12 User s Manu...

Page 28: ...ower supply as well as press the power switch on the front of the case 6 During power on hold down the Del key to enter BIOS setup Follow the next section BIOS SOFTWARE for instructions Powering Off your computer You must first exit or shut down your operating system before switching off the power switch 3 BIOS SOFTWARE 3 1 Introduction AWARD BIOS ROM provides a built in setup program that allows ...

Page 29: ...s in control the Setup program can be activated in one of the two ways 1 By pressing Del immediately after switching system on or 2 by pressing the Del key when the following message appears briefly at the bottom of the screen during the POST Power On Self Test Press Del to enter SETUP If the message disappears before you respond and you still wish to enter Setup restart the system to try again by...

Page 30: ...Color Time Date Hard Disk Type Figure 3 1 CMOS Setup Utility Screen Once you enter the Award BIOS CMOS Setup Utility the Main Menu will appear on the screen The Main Menu allows you to select from several setup functions and two exit choices Use the arrow keys to select among the items and press Enter to accept the sub menu 3 BIOS SOFTWARE 3 3 Standard CMOS SETUP To choose the STANDARD CMOS SETUP ...

Page 31: ...44K Video EGA VGA Other Memory 384K Halt On All Errors Total Memory 32768K ESC Quit Select Item PU PD Modify F1 Help Shift F2 Change Color Figure 3 2 Standard CMOS Setup Screen Hard Disk Mode Install hard disk such as MFM ESDI or IDE to your system you need to have their specifications recorded here The SCSI drives operate using device drivers and are not supported directly by BIOS For IDE hard dr...

Page 32: ...n circuitry on the hard disk compensates for the physical difference in sector size by boosting the write current sectors on inner track Landing Zone The cylinder location where the heads will normally park when the system is shut down Capacity Number of heads x Number of cylinders x Number of sectors per track x 512 Bytes per sector 3 BIOS SOFTWARE 3 4 BIOS Features Setup By choosing the BIOS FEA...

Page 33: ...ity Option Setup PCI VGA Palette Snoop Disabled ESC Quit Select Item OS Select For DRAM 64MB Non OS2 F1 Help PU PD Modify Report No FDD for WIN95 Yes F5 Old Values Shift F2 Color F6 Load BIOS Defaults F7 Load Setup Defaults Figure 3 3 BIOS Feature Setup Screen a Virus Warning When enabled BIOS warns the user when any program attempts to write or format the boot sector and allows the user to interv...

Page 34: ...e floppy drive assignment so that drive A will function as drive B drive B will function as drive A Boot Up Floppy Seek During POST BIOS will determine if the floppy disk drive installed is 40 or 80 tracks 360K type drive is 40 tracks and the 720K 1 2M and 1 44M are 80 tracks Boot Up NumLock Status Define the keyboard as number keys or arrow keys Boot Up System Speed This option selects the speed ...

Page 35: ...y snarf the write data form the bus as it flies by on its way to the other device Some non standard VGA cards or MPEG video cards may not show colors properly You can leave this setting to Enable that could correct this problem h OS Select For DRAM 64MB If your system DRAM is larger than 64MB and running OS 2 please select OS 2 as the item value If running other operating system please set the ite...

Page 36: ...t Item 16 Bit I O Recovery Time 1 F1 Help PU PD Modify Memory Hole At 15M 16M Disabled F5 Old Values Shift F2 Color Peer Concurrency Enabled F6 Load BIOS Defaults Passive release Enabled F7 Load Setup Defaults Figure 3 4 BIOS Chipset Features Setup Screen a 8 bit I O Recovery Time 16 bit I O Recovery Time This category is used to add additional recovery delay between CPU or PCI master 8 bit or 16 ...

Page 37: ...y IRQ10 Reserved Off IRQ3 Wake Up Event On IRQ11 Reserved Off IRQ4 Wake Up Event On IRQ12 PS 2 Mouse Off IRQ8 Wake Up Event On IRQ13 Coprocessor Off IRQ12 Wake Up Event On IRQ14 Hard Disk On IRQ15 Reserved Off ESC Quit Select Item F1 Help PU PD Modify F5 Old Values Shift F2 Color F6 Load BIOS Defaults F7 Load Setup Defaults Figure 3 5 Power Management Setup Screen a Selecting Power Management Mode...

Page 38: ...d H SYNC signals from VGA cards to monitor If Green monitors detect the V H SYNC signals turned off it cuts off the electron gun to save power consumption b PM Time Setting Doze Mode If no PM events happened and the Doze timer expires system will enter CPU s Doze mode Standby Mode If system runs into Doze mode and the Standby timer expires system will enter CPU s Standby mode CPU speed CPUCLK 3 MH...

Page 39: ...will recounting from zero APM Advanced Power Management should be installed to keep the time updated when the computer enters suspend mode activated by the BIOS Power Management For DOS environments you need to add DEVICE C DOS POWER EXE For Windows 3 1x and Windows 95 you need to install Windows using the APM feature Video Off Method Blank BIOS will only blanks off the screen when disabling video...

Page 40: ...PnP IRQ 12 Assigned to PCI ISA PnP IRQ 14 Assigned to PCI ISA PnP IRQ 15 Assigned to PCI ISA PnP DMA 0 Assigned to PCI ISA PnP DMA 1 Assigned to PCI ISA PnP DMA 3 Assigned to PCI ISA PnP ESC Quit Select Item DMA 5 Assigned to PCI ISA PnP F1 Help PU PD Modify DMA 6 Assigned to PCI ISA PnP F5 Old Values Shift F2 Color DMA 7 Assigned to PCI ISA PnP F6 Load BIOS Defaults F7 Load Setup Defaults Figure ...

Page 41: ...ogram However if you do not know whether you have true PCI card or not please refer to your PCI card user s manual for the detail When you have Legacy card plugged into the system a proper setting is extremely important or it may cause the system to hang up The diagram below shows how the Rotating Priority Mechanism is designed PCI 3 PCI 2 PCI 1 PIRQ0 PIRQ1 PIRQ2 PIRQ1 PIRQ2 PIRQ3 PCI PIRQ2 PIRQ3 ...

Page 42: ...DC Controller Enabled Onboard Serial Port1 Auto ESC Quit Select Item Onboard Serial Port2 Auto F1 Help PU PD Modify UR2 Mode Standard F5 Old Values Shift F2 Color Onboard Parallel Port 378 IRQ7 F6 Load BIOS Defaults Parallel Port Mode SPP F7 Load Setup Defaults Figure 3 8 Integrated Peripherals Setup Screen a Resource Controlled By The default value is Manual Manual The field defines that the PnP ...

Page 43: ...The default value is Auto Auto BIOS will automatically detect the Onboard Primary Slave PCI IDE HDD Accessing mode Mode 0 4 Manually set the IDE Accessing mode f IDE Secondary Master PIO The default value is Auto Auto BIOS will automatically detect the Onboard Secondary Master PCI IDE HDD Accessing mode Mode 0 4 Manually set the IDE Accessing mode g IDE Secondary Slave PIO The default value is Aut...

Page 44: ...ial Port 2 and address is 3E8H IRQ4 COM4 Enable Onboard Serial Port 2 and address is 2E8H IRQ4 Disabled Disable Onboard I O CHIP s serial port 2 k Onboard UART 2 Mode The default value is standard This field allows the user top select the COM2 port that can support a serial Infrared Interface HPSIR Support a Serial Infrared Interface IrDA ASKIR Support a HP Serial Infrared Interface formats l Onbo...

Page 45: ...EPP ECP ECP Mode EPP Mode o ECP MODE USE DMA This field allows the user to select DMA1 or DMA3 for the ECP mode The default value is DMA 3 3 BIOS SOFTWARE 3 9 Load Setup Defaults This Load Setup Defaults option allows you to load the default values to the system configuration fields These default values are the optimized configuration settings for the system To load these default values highlight ...

Page 46: ...FIGURATION HDD LOW LEVEL FORMAT LOAD BIOS DEFAULTS SAVE EXIT SETUP LOAD SETUP DEFAULTS EXIT WITHOUT SAVING ESC Quit Select Item F10 Save Exit Setup Shift F2 Change Color Load Setup Defaults except Standard CMOS SETUP Figure 3 9 Load Setup Defaults Screen 3 BIOS SOFTWARE 3 10 Supervisor Password and User Password These two options set the system passwords Supervisor Password sets a password that wi...

Page 47: ... Password Figure 3 10 Supervisor Password and User Password Screen To implement the password protection specify in the Security Option field of the BIOS Features Setup screen when the system will prompt for the password If you want to disable either password press the Enter key instead of entering a new password when the Enter Password prompt appears A message confirms the password has been disabl...

Page 48: ...oller will make any transformations during accessing The maximum number of cylinders head and sectors for Normal mode are 1024 16 and 63 No of Cylinder 1024 x No of Head 16 x No of Sector 63 x No per Sector 512 528 Megabytes If user set his HDD to Normal mode the maximum accessible HDD size will be 528 MB even though its physical size may be greater than that 3 BIOS SOFTWARE 3 11 IDE HDD Auto Dete...

Page 49: ...ative to support these kinds of LARGE mode CYLS HEADS SECTOR MODE 1120 16 59 NORMAL 560 32 59 LARGE BIOS tricks DOS or other OS that the number of cylinders is less than 1024 by dividing it by 2 At the same time the number of heads is multiplied by 2 A reverse process will be made inside INT 12h in order to access the right HDD address the right HDD address No of Cylinder 1024 x No of Head 32 x No...

Page 50: ...k The Utility automatically looks for the necessary information of the drive you selected The Utility also searches for bad tracks and lists them for your reference Shown below is the Menu screen after you enter into the Award Low Level Format Utility HARD DISK initializing Please wait a moment Found CDROM NEC CD ROM DRIVE 282 SIZE CYLS HEAD PRECOMP LANDZ SECTOR MODE Primary Master 1754 850 64 0 3...

Page 51: ...USER PASSWORD POWER MANAGEMENT SETUP IDE HDD AUTO DETECTION PNP PCI CONFIGURATION HDD LOW LEVEL FORMAT LOAD BIOS DEFULTS SAVE EXIT SETUP LOAD SETUP DEFAULTS EXIT WITHOUT SAVING ESC Quit Select Item F10 Save Exit Setup Shift F2 Change Color Time Date Hard Disk Type Figure 3 13 Save and Exit Setup Screen 3 14 Exit Without Saving The EXIT WITHOUT SAVING option will bring you back to normal boot up pr...

Page 52: ...060 064 3 Programmable INT Controller IRQ2 0020 0021 00A0 00A1 4 COM2 B IRQ3 2F8 2FF 5 COM1 A IRQ4 3F8 3FF 6 Floppy IRQ6 3F0 3FF 7 LPT1 IRQ7 378 37F 8 Real Time Clock IRQ8 070 071 9 PS 2 Mouse IRQ12 10 Math coprocessor IRQ13 0F0 0FF 11 IDE 1 IRQ14 1F0 1F7 12 IDE 2 IRQ15 170 177 EP PV12 User s Manual 47 ...

Page 53: ...EP PV12 User s Manual 100 POST CONSUMER RECYCLED PAPER ...

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