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P5BTX/L

Rev. A+

System Board
User’s Manual

34371013

Содержание P5BTL

Страница 1: ...P5BTX L Rev A System Board User s Manual 34371013 ...

Страница 2: ...satanytime withoutobligation tonotifyanypersonorentityofsuchrevisionsorchanges AllRightsReserved Trademarks Microsoft MS DOS WindowsTM and Windows 95 are registered trademarksofMicrosoftCorporation IntelandPentiumareregistered trademarksofIntelCorporation Cyrix 6x86 6x86Land6x86MXare registered trademarks of Cyrix Corporation AMD K5 and K6 are registeredtrademarksofAdvancedMicroDevices Inc IBMisar...

Страница 3: ...rticular installation If this equipment 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 Reorient or relocate the receiving antenna Increase the separation between the equipment and the receiver Connect the equipment into an ...

Страница 4: ... Settings 3 1 8 Integrated Peripherals 3 1 9 Supervisor Password 3 1 10 User Password 3 1 11 IDE HDDAuto Detection 3 1 12 Save Exit Setup 3 1 13 Exit Without Saving 35 35 39 43 44 47 49 49 50 53 54 54 55 55 Chapter 2 Hardware Installation 2 1 System Board Layout 2 2 Installation Steps 2 2 1 Installing System Memory 2 2 2 Installing a Processor 2 2 3 Setting the Jumpers on the System Board 2 2 4 In...

Страница 5: ...2 Cyrix Processors A 3 AMD Processors 62 62 63 Appendix B System Error Report B 1 POSTBeep B 2 ErrorMessages 65 65 Appendix C Troubleshooting C 1 Troubleshooting Checklist 68 Chapter 4 Supported Softwares 4 1 Desktop Management Interface 4 2 IDE Drivers 57 60 ...

Страница 6: ...P5BTX L System Board User s Manual 1 6 Introduction CHAPTER ...

Страница 7: ...ntium 90 100 120 133 150 166 200MHz Cyrix 6x86L PR150 PR166 and 6x86MX PR166 PR200 AMD K5 PR90 PR100 PR120 PR133 PR166 AMD K6 166 K6 200 K6 233 and future K6 processors System Memory The system board supports 8MB to 256MB of memory It is equipped with two DIMM and four SIMM sockets The 168 pin DIMM sockets use x64 EDO 60 70ns fast page mode 60 70ns or SDRAM 10 12 13ns 3 3V The 72 pin SIMM sockets ...

Страница 8: ...2 88MB floppy drives One PS 2 mouse port One PS 2 or AT keyboard port One 12 pin standard AT power supply connector PCI Bus Master IDE Controller Two PCI IDE interfaces support up to four IDE devices Ultra DMA 33 supported Synchronous DMA mode data transfer rate up to 33MB sec PIO Mode 3 and Mode 4 Enhanced IDE data transfer rate up to 16 6MB sec Bus mastering reduces CPU utilization during disk t...

Страница 9: ...hronized This saves time during transmission of data subsequently increasing system performance Ultra DMA 33 Bus Master IDE The system board supports Synchronous Ultra DMA mode that provides data transfer rate at 33MB sec which is double the data transfer rate of Enhanced IDE or ATA 2 This enables the CPU to operate more efficiently when handling simultaneous events 1 1 3 Intelligence RTC Timer to...

Страница 10: ... board package contains the following items þ Thesystemboard þ A user s manual þ Serial mouse and printer port cables Option 1 One card edge bracket with a 9 pin and 25 pin serial port cables One card edge bracket with a 25 pin printer port cable and a PS 2 mouse port cable Option 2 One card edge bracket with two 9 pin serial port cables and a PS 2 mouse port cable One 25 pin printer port cable fo...

Страница 11: ...Hardware Installation CHAPTER ...

Страница 12: ...P5BTX L System Board User s Manual 2 12 2 1 System Board Layout ...

Страница 13: ...tlines the basic installation steps prior to installing the system board into the chassis 2 2 1 Install the System Memory 2 2 2 Install the Processor 2 2 3 Set the Jumpers on the System Board 2 2 4 Install the Expansion Cards 2 2 5 Connect the Ribbon Cables and Wires of the Ports and Connectors 2 2 6 Install the System Board 2 2 1 Installing System Memory The system board supports two kinds of mem...

Страница 14: ...memory The table below summarizes the DIMM sockets and modules needed for the corres ponding memory sizes MemorySize 8MB 8MB 16MB 16MB 16MB 24MB 24MB 32MB 32MB 32MB 40MB 40MB 48MB 48MB 64MB 128MB 256MB DIMM 1 8MB none 16MB none 8MB 8MB 16MB 32MB none 16MB 8MB 32MB 16MB 32MB 32MB 64MB 128MB DIMM 2 none 8MB none 16MB 8MB 16MB 8MB none 32MB 16MB 32MB 8MB 32MB 16MB 32MB 64MB 128MB ...

Страница 15: ...e system board Pin 1 of the DIM module must correspond with Pin 1 of the socket 2 2 1 2 SIMM The SIMM sockets are divided into two banks on the system board Bank 0 and Bank 1 Each bank consists of 2 SIMM sockets The system board supports 8MB to 256MB of memory using 1MBx32 2MBx32 4MBx32 8MBx32 or 16MBx32 72 pin SIMMs Single In line Memory Module You will need 2 or 4 pieces of SIM modules depending...

Страница 16: ...80MB 96MB 96MB 128MB 128MB 128MB Bank0 SIMM2 4MB 8MB 4MB 4MB 8MB 16MB 8MB 4MB 16MB 8MB 16MB 32MB 16MB 4MB 32MB 8MB 32MB 16MB 32MB 64MB 32MB SIMM4 4MB 8MB 4MB 8MB 4MB 16MB 8MB 16MB 4MB 16MB 8MB 32MB 16MB 32MB 4MB 32MB 8MB 32MB 16MB 64MB 32MB Bank1 SIMM3 4MB 8MB 4MB 8MB 4MB 16MB 8MB 16MB 4MB 16MB 8MB 32MB 16MB 32MB 4MB 32MB 8MB 32MB 16MB 64MB 32MB The following table summarizes the bank locations an...

Страница 17: ...place in the socket Installing a SIM Module A SIM module simply snaps into a socket on the system board Pin 1 of the SIM module must correspond with Pin 1 of the socket notch key SIMM1 4MB 64MB 8MB 64MB 16MB 64MB 32MB 64MB 64MB MemorySize 136MB 136MB 144MB 144MB 160MB 160MB 192MB 192MB 256MB Bank0 SIMM2 4MB 64MB 8MB 64MB 16MB 64MB 32MB 64MB 64MB SIMM4 64MB 4MB 64MB 8MB 64MB 16MB 64MB 32MB 64MB Ban...

Страница 18: ... amount of sideways force to free the handle from its retaining tab Once clear of the tab the handle will open relatively easily The top plate will slide back 2 Insert the processor until the pins are in their corresponding holes Make sure pin 1 of the processor is aligned with pin 1 of the socket To prevent improper processor installation the ZIF socket has a Plug Keying mechanism Several holes i...

Страница 19: ... which is the overall processor performance rating The voltage of the processors are divided into Single voltage and Dual voltage processors Single voltage processors include Intel Pentium Cyrix 6x86 and AMD K5 processors Dual voltage processors include Intel Pentium processors with MMX technology Cyrix 6x86L and 6x86MX and AMD K6 processors Make sure all jumpers are set correctly before applying ...

Страница 20: ...Off 1 2 On 2 3 Off 1 2 On 2 3 Off 1 2 On 2 3 Off J P 8 1 2 Off 3 4 Off 5 6 Off 1 2 Off 3 4 Off 5 6 Off 1 2 On 3 4 Off 5 6 Off 1 2 On 3 4 Off 5 6 Off 1 2 On 3 4 On 5 6 Off 1 2 On 3 4 On 5 6 Off 1 2 Off 3 4 On 5 6 Off 1 2 On 3 4 On 5 6 Off 1 2 Off 3 4 On 5 6 Off 1 2 Off 3 4 Off 5 6 Off J P 1 1 2 On 2 3 Off 1 2 Off 2 3 On 1 2 On 2 3 Off 1 2 Off 2 3 On 1 2 On 2 3 Off 1 2 Off 2 3 On 1 2 Off 2 3 On 1 2 ...

Страница 21: ...f 3 4 Off 5 6 On 7 8 On 1 2 On 3 4 On 5 6 Off 7 8 Off 1 2 On 3 4 On 5 6 Off 7 8 Off 1 2 On 3 4 On 5 6 Off 7 8 Off 1 2 On 3 4 On 5 6 Off 7 8 Off J P 3 1 2 Off 2 3 On 1 2 Off 2 3 On 1 2 Off 2 3 On 1 2 Off 2 3 On 1 2 Off 2 3 On 1 2 Off 2 3 On 1 2 Off 2 3 On 1 2 Off 2 3 On 1 2 Off 2 3 On J P 2 1 2 Off 2 3 On 1 2 On 2 3 Off 1 2 Off 2 3 On 1 2 On 2 3 Off 1 2 On 2 3 Off 1 2 On 2 3 Off 1 2 On 2 3 Off 1 2 ...

Страница 22: ...me reason the CMOS becomes corrupted the system can be reconfigured with the default values stored in the ROM BIOS To load the default values power off your system and set JP5 pins 2 and 3 to On Wait for a few seconds and set JP5 back to its default setting pins 1 and 2 On You may now power on your system 2 3 On CMOSClear 1 2 On Normal default 3 2 1 3 2 1 ...

Страница 23: ... 1 Assigning an IRQ for an Expansion Card If your expansion card need an IRQ make sure to assign an IRQ that has not been used yet Refer to the expansion card manual to determine whether an IRQ is needed The system has a total of 16 IRQs but most of them have been used by different components on the system leaving only 6 free IRQs available for expansion cards There are 2 types of ISA cards Legacy...

Страница 24: ...ect Device Manager In Device Manager select a device to view the interrupt and IRQ used 2 2 4 2 Assigning a DMA Channel for an Expansion Card The same method described above is applied when assigning a DMA channel to an expansion card Refer to the Resources Controlled By field in the PNP PCI Configuration setup of the Award BIOS for more information 2 2 4 3 Expansion Slots The system board is equi...

Страница 25: ...Mount the card edge bracket to the system chassis Port Configuration Serial Port 1 Serial Port 2 COM1 3F8h 3F8h COM2 2F8h 2F8h COM3 3E8h 3E8h COM4 2E8h 2E8h Default The serial ports use the following system I O addresses 2 2 5 Connecting the Ribbon Cables and Wires of the Ports and Connectors 2 2 5 1 Serial Ports The built in serial ports are RS 232C asynchronous communication ports with 16C550A c...

Страница 26: ...ur system board can be set to any of the following system I O addresses 3BC 3BE Hex 378 37A Hex default and 278 27A Hex 2 2 5 3 Parallel Port The system board has a standard printer port for interfacing your PC to a parallel printer It supports SPP ECP and EPP modes You can set the port s mode in the Integrated Peripherals setup of the Award BIOS Setting S P P StandardParallelPort ECP ExtendedCapa...

Страница 27: ...ed edge of the ribbon should be aligned with pin 1 of connector J4 2 Install the other 34 pin header connector s into the disk drive s Align the colored edge of the daisy chained ribbon cable with pin 1 of the drive edge connector s The end most connector should be attached to the drive you want to designate as Drive A Connecting the Parallel Printer Port Attach the DB 25 printer port cable to con...

Страница 28: ...ng mechanism can be installed in the shrouded IDE header Be extremely careful to match the colored edge of the ribbon with pin 1 of the header Connecting the Hard Disk Cable 1 If you are connecting two hard drives install the 40 pin connector of the IDE cable into the primary shrouded IDE header connector J6 If you are adding a third or fourth IDE device install the 40 pin connector of the other I...

Страница 29: ... FORMAT provided with your operating system You may also use the IDE HDD Auto Detection function which will allow the BIOS to auto detect your hard drive type Refer to the Chapter 3 IDE HDD Auto Detection section for details Warning Do not run FDISK and FORMAT programs on a drive that has already been formatted or you will lose all programs and data stored on the drive Adding a Second IDE Hard Dri...

Страница 30: ...tation Connecting the USB Ports As an option one card edge bracket mounted with two USB port cables may be provided with the system board The ends of the cables are attached to a connector Connect the USB cable connector to J11 on the system board The USB port cables can be inserted only if pin 1 of the cable red wire is aligned with pin 1 of J11 Pin 5 of J11 s USB 2 has been removed and the hole ...

Страница 31: ...DA cable to connector J10 on the system board Make sure UART2 Mode Select in the Integrated Peripherals setup of the Award BIOS is Enabled You must have the proper drivers installed in your operating system to use this connector Refer to your operating system s manual or documentation Pin 1 2 3 4 5 Function IRTX GND IRRX IRR3 VCC USBcableconnector USBport USBport USB port cables optional ...

Страница 32: ...Pin 3 Pin 4 Pin 1 Pin 2 Pin 3 Pin 4 Pin 5 5V Signal 5V Signal Signal Ground Signal Ground Signal N C Ground 5V 5V N C Ground KeylockSignal Ground HDLED Primary Secondary IDE LED GLED Green LED EXTSMI Green switch HW RST Reset switch SPEAKER Speaker connector KEYLOCK AT power LED Keylock connector Use pins 1 and 3 for the Power LED ...

Страница 33: ...ding the system board install the system board into the chassis 2 Install all expansion cards cables and connectors 3 Replace the system unit cover Reconnect all power cords and cables 4 You may now turn on the power of your system unit After you power up your system the BIOS message appears on your screen and the memory count begins After the memory test the following message will appear on the s...

Страница 34: ...3 34 P5BTX LSystemBoardUser sManual Award BIOS Setup Utility CHAPTER ...

Страница 35: ...ssage disappears before you respond restart your system or press the Reset button You may also restart the system by pressing the Ctrl Alt and Del keys simultaneously When you press Del the main program screen will appear 3 1 1 Standard CMOS Setup Use the arrow keys to highlight Standard CMOS Setup and press Enter A screen similar to the one on the next page will appear ROM PCI ISA BIOS CMOS SETUP...

Страница 36: ...and 4 user definable types for hard drives Type 1 to Type 45 are predefined Type User is user definable Press PgUp or PgDn to select a numbered hard disk type or type the number and press Enter The hard disk will not work properly if you enter improper information for this category The settings on the screen are for reference only Your version may not be identical to this one ROM PCI ISA BIOS STAN...

Страница 37: ...ndard drive 360KB capacity 1 2M 5 25 in 5 1 4 in AT type high density drive 1 2MB capacity 720K 3 5 in 3 1 2 in double sided drive 720KB capacity 1 44M 3 5 in 3 1 2 in double sided drive 1 44MB capacity 2 88M 3 5 in 3 1 2 in double sided drive 2 88MB capacity Note Choosing an incorrect type might cause your system to format the floppy disk improperly and you cannot access your data Video This cate...

Страница 38: ...size and the other memory size cannot be altered your computer automatically detects and displays them Base Memory The POST will determine the amount of base or conventional memory installed in the system The value of the base memory is typically 512K for systems with 512K memory installed on the motherboard or 640K for systems with 640K or more memory installed on the motherboard Extended Memory ...

Страница 39: ...disk diagnostic programs which attempt to access the boot sector table will cause the warning message to appear If you are running such a program we recommend that you first disable this category Also disable this category if you are installing or running certain operating systems like Windows 95 or the operating system may not install nor work ROM PCI ISA BIOS BIOS FEATURES SETUP AWARD SOFTWARE I...

Страница 40: ...ng from the floppy drive the system will boot from drive B instead of drive A When this option is disabled and the system is booting from the floppy drive the system will boot from drive A You must have two floppy drives to use this function Boot Up Floppy Seek When enabled the BIOS will check whether the floppy disk drive installed is 40 or 80 tracks Note that the BIOS cannot distinguish between ...

Страница 41: ...celerated Typematic Delay Msec This selection allows you to select the delay between when the key was first depressed and when the acceleration begins Security Option System The system will not boot and access to Setup will be denied if the correct password is not entered at the prompt Setup The system will boot but access to Setup will be denied if the correct password is not entered at the promp...

Страница 42: ... is Disabled If you are using hard drives that support S M A R T set this field to Enabled Video BIOS Shadow Determines whether video BIOS will be copied to RAM Video Shadow will increase the video speed Note that some graphics boards require that this option be disabled The default value is Enabled Enabled Video shadow is enabled Disabled Video shadow is disabled C8000 CBFFF Shadow to DC000 DFFFF...

Страница 43: ...DRAM CAS Lat RAS to CAS field will appear only if the system board is installed with DIM modules SDRAM Loading This field must be set according to the memory size of the DIMM installed in one of the DIMM socket Light 16MB DIMM Middle 32MB DIMM Heavy 64MB DIMM Enabled Normal 11 7 4 x333 x444 x444 Disabled 5 Clks 2 6 Clks Enabled 2 Clks 3 3 Light Disabled Disabled 4 2 Disabled Disabled Enabled ROM P...

Страница 44: ...ng Minimum power management Doze Mode 1 hr Standby Mode 1 hr and Suspend Mode 1hr Max PowerSaving Maximum power management Doze Mode 1 min Standby Mode 1 min and Suspend Mode 1 min User Defined Allows you to set each mode individually When enabled each option ranges from 1 min to 1 hr ROM PCI ISA BIOS POWER MANAGEMENT SETUP AWARD SOFTWARE INC Power Management PM Control by APM Video Off Method Vid...

Страница 45: ... to the video buffer D P M S Initializes display power management signaling Use this option if your video board supports it Video Off After N A The system BIOS will never turn off the screen Suspend The screen is off when the system is in the Suspend mode Standby The screen is off when the system is in the Standby mode Doze The screen is off when the system is in the Doze mode MODEM Use IRQ This c...

Страница 46: ...ent category is set to User Defined When enabled and after the set time of system inactivity the hard disk drive will be powered down while all other devices remain active Throttle Duty Cycle This category allows you to select the rate of reduction with your ex ternal system bus clock to save power Options 12 5 25 0 37 5 50 0 62 5 75 0 and 87 5 Default 62 5 VGA Active Monitor Enabled VGA activitie...

Страница 47: ...e all of the boot and Plug and Play compatible devices Auto The system will automatically detect the settings for you The categories that follow will not be shown on the screen 3 1 5 PNP PCI Configuration This section describes configuring the PCI bus system It covers some very technical items and it is strongly recommended that only experienced users should make any changes to the default setting...

Страница 48: ...stalled with an IDE controller card I S A Designates the ISA slot that is installed with an IDE controller card that is if you are using an IDE controller card Primary IDE INT and Secondary IDE INT The Primary and Secondary IDE INT categories are used to select the PCI interrupt A B C or D that is associated with the connected hard drives Assign IRQ for VGA When Enabled the system automatically as...

Страница 49: ...ult values permanently stored in the ROM chips These settings are not optimal and turn off all high performance features You should use these values only if you have hardware problems Highlight this option on the main menu and press Enter The message below will appear Load Fail Safe Settings Y N N If you want to proceed type Y and press Enter The default settings will be loaded 3 1 7 Load Optimal ...

Страница 50: ...OS will automatically set the system according to your hard disk drive s timing 0 4 You can select a mode that matches your hard disk drive s timing Caution Do not use the wrong setting or you will have drive errors The settings on the screen are for reference only Your version may not be identical to this one ROM PCI ISA BIOS INTEGRATED PERIPHERALS AWARD SOFTWARE INC IDE HDD Block Mode IDE Primar...

Страница 51: ...d a different hard drive controller USB Keyboard Support By default USB Keyboard Support is Disabled If you are operating under DOS make sure to enable this function KBC Input Clock This is used to select the input clock of your keyboard The options are 6MHz 8MHz 12MHz and 16MHz The default is 8MHz Onboard FDC Controller Enabled Enables the onboard floppy disk controller Disabled Disables the onbo...

Страница 52: ...IR Transmission Delay If this option is Enabled transmission of data will be slower This is recommended when you encounter transmission problem with your device The options are Enabled and Disabled Onboard Parallel Port 378H IRQ7 3BCH IRQ7 278H IRQ5 Selects the I O address and IRQ for the onboard parallel port Disabled Disables the onboard parallel port Parallel Port Mode Parallel Port Mode will a...

Страница 53: ...res Setup If you want to protect access to setup only but not your system set a supervisor s password with the Setup option selected in the BIOS Features Setup You will not be prompted for a password when you cold boot the system Use the arrow keys to highlight the Supervisor Password option and press Enter The message below will appear Enter Password Type in the password You are limited to eight ...

Страница 54: ...tect the parameters for the hard disk drives installed in your system These parameters will then be automatically entered into the Standard CMOS Setup The IDE HDD Auto Detection screen displays the following categories of information Size Cylinders Heads Precomp LandZone Sectors and Mode For hard drives larger than 528MB you would typically select the LBA type Certain operating systems require tha...

Страница 55: ...stics on the screen If you wish to make additional changes to the setup press Ctrl Alt Esc simultaneously or Del after memory testing is done 3 1 13 Exit Without Saving When you do not want to save the changes you have made highlight Exit Without Saving and press Enter The message below will appear Quit Without Saving Y N N Type Y and press Enter The system will reboot and you will once again see ...

Страница 56: ...4 56 P5BTX LSystemBoardUser sManual Supported Softwares CHAPTER ...

Страница 57: ...rs of hardware installed etc are automatically detected and stored in the DMI pool which is a part of the system board s Plug and Play BIOS Additional information such as ISA based peripherals which may not be automatically detected can be manually recorded in the DMI pool by using the Add DMI menu The DMI pool data is then verified or updated whenever the system hardware or setup is altered 4 1 1...

Страница 58: ... the or arrow keys then press Enter 3 The cursor will move to the screen you select allowing you to edit information The screen will also display the auto detected information 4 Press F10 to update the edited information into the flash ROM s n Move cursor ENTER Accept DEL Delete ESC Abort Exit Award DMI Configuration Utility Copyright Award Software Inc 1996 Edit DMI Add DMI Load DMI File Save DMI...

Страница 59: ...e or arrow keys to select the Load DMI File menu 2 The following message will appear Press Enter to select DMI file for load Press Enter 3 The DMI files will appear on the screen Select the file you would like to load and press Enter 4 The following message will appear Do you want to execute Y N Type Y All previous DMI structures will be destroyed and the new file will be saved into the flash ROM ...

Страница 60: ...se 1 Win95 OSR2 Windows 95 OEM Service Release 2 0 or Win95 OSR2 1 Windows 95 OEM Service Release 2 0 plus USB Supplement you need to run this utility Please refer to the Readme file contained in the provided diskette All steps or procedures are subject to change without notice as the softwares are occassionally updated Please refer to the readme files for the latest information ...

Страница 61: ...A Identifying Processors 61 Identifying Processors APPENDIX ...

Страница 62: ...rminvalidstandard timings M UisnottestedforDP SistestedforDP UPandMP 6x86L P200 GP 150MHz 2 8V 6 x8 C yrix R 6x86L PR200 GP Product name P rating Grid array package 150MHz Processor clock speed 2 8V Core voltage 6 x 6 8 C y r x I P R O C E S S O R 6x86MX PR166 60MHz Bus 2 5x 2 9V FAN HEATSINK REQUIRED R 6x86MX PR166 Product name P rating 60MHz Bus 2 5x Processor clock speed 2 9V Core voltage A 1 I...

Страница 63: ...e IO J 2 57V 2 84V 3 3V core IO K 2 38V 2 63V 3 3V core IO X Casetemperature W 55o C R 70o C Q 65o C Y 75o C X 65o C Z 85o C 1997 AMD B 9724EJFW 3 20V AMD K6 233ANR A M D A M D c AMD K6 233ANR K6 Processorcore 233 Performancerating A Packagetype TypeA CPGA B Operatingvoltage N 3 1V 3 3V core 3 135V 3 6V I O L 2 755V 3 045V core 3 135V 3 6V I O X Casetemperature W 55o C R 70o C Q 65o C Y 75o C X 65...

Страница 64: ...P5BTX L System Board User s Manual B 64 System Error Message APPENDIX ...

Страница 65: ...of the following messages may be displayed if the BIOS detects an error during the POST This list indicates the error messages for allAwards BIOSes CMOS BATTERY HAS FAILED The CMOS battery is no longer functional It should be replaced Caution Danger of explosion if battery incorrectly replaced Replace only with the same or equivalent type recommended by the manufacturer Dispose of used batteries a...

Страница 66: ...ut Unlock the key The BIOS detects that the keyboard is locked Keyboard controller is pulled low Keyboard error or no keyboard present Cannot initialize the keyboard Make sure the keyboard is attached correctly and no keys are being pressed during the boot Manufacturing POST loop System will repeat POST procedure infinitely while the keyboard controller is pull low This is also used for the M B bu...

Страница 67: ...Troubleshooting APPENDIX ...

Страница 68: ... connected is working Test the outlet by plugging in a lamp or other electrical device 4 The monitor is turned on 5 The display s brightness and contrast controls are adjusted properly 6 All add in boards in the expansion slots are seated securely 7 Any add in board you have installed is designed for your system and is set up correctly Monitor Display If the display screen remains dark after the s...

Страница 69: ...hing happens 1 Check that one end of the AC power cord is plugged into a live outlet and the other end properly plugged into the back of the system 2 Make sure that the voltage selection switch on the back panel is set for the correct type of voltage you are using 3 The power cord may have a short or open Inspect the cord and install a new one if necessary Floppy Drive The computer cannot access t...

Страница 70: ...is likely a cable connection problem However if your hard drive has a large capacity it will take a longer time to format Parallel Port The parallel printer doesn t respond when you try to print 1 Make sure that your printer is turned on and that the printer is on line 2 Make sure your software is configured for the right type of printer attached 3 Verify that the onboard LPT port s I O address an...

Страница 71: ...are configured correctly Keyboard Nothing happens when a key on the keyboard was pressed 1 Make sure the keyboard is properly connected 2 Make sure there are no objects resting on the keyboard and that no keys are pressed during the booting process System Board 1 Make sure the add in card is seated securely in the expansion slot If the add in card is loose power off the system re install the card ...

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