Air 486SH Скачать руководство пользователя страница 30 | Manualshive

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Air 486SH Скачать руководство пользователя страница 30

Use this BIOS utility to automatically detect popular IDE hard disk type if
it is not readily available. It is not guaranteed than this utility will work
with all IDE hard disk. There is no need to use this utility if you already
have hard disk type information.

Page 30 486SH System Board User's Manual

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Содержание 486SH

Страница 1: ...used or reproduced in any forms or by any means or stored in a database or retrieval system without prior written permission TRADEMARKS Intel is a registered trademark of Intel Corporation IBM is a re...

Страница 2: ...bo LED Connector 13 Green PC Connectors 14 CHAPTER 3 INSTALLATION 15 THE DRAM SIMMs 15 Installing DRAM SIMMs 16 INSTALLING A VL BUS CARD 17 EQUIPMENT REQUIRED 18 CHAPTER 4 BIOS SETUP 19 ENTERING SETUP...

Страница 3: ...APPENDIX B MEMORY MAPPING 32 APPENDIX C AT I O ADDRESS MAP 33 APPENDIX D INTERRUPT ASSIGNMENTS 35 APPENDIX E ENVIRONMENTAL SPECIFICATION 36 486SH System Board User s Manual Page 3...

Страница 4: ...he 486SH offers features and functionality exceeding any other system board in its class including CPU Intel i486DX i486DX2 i486SX i487SX P24T and Overdrives Cache Memory Supports 64K 128K 256K cache...

Страница 5: ...486SH System Board User s Manual Page 5...

Страница 6: ...ve proper operation caution should be taken when connecting these components SYSTEM BOARD JUMPERS Jumpers are used to select between various operating modes A jumper switch consists of two three or fo...

Страница 7: ...FIGURE 486SH System Board User s Manual Page 7...

Страница 8: ...1 2 25MHz SHORT SHORT OPEN 1 2 33MHz SHORT OPEN OPEN 1 2 40MHz OPEN SHORT OPEN 2 3 50MHz OPEN OPEN OPEN 2 3 CPU Type Jumpers CPU Type JP15 JP16 JP18 JP19 486DX 486DX2 1 2 1 2 SHORT SHORT 487SX ODP486S...

Страница 9: ...U2 U4 U6 U 8 Data Bank 1 U1 U3 U5 U 7 64KB 8Kx8 8Kx8 8Kx8 128KB 32Kx8 32Kx8 None 256KB 32Kx8 32Kx8 32Kx8 VESA Local Bus Jumpers Jumper JP4 allows any VL Bus adapter to identify the speed of the syste...

Страница 10: ...or the system Function JP10 Normal CMOS Operation 1 2 Default Clear CMOS Data 2 3 Display Type Jumper Display Type JP7 Video display is VGA EGA or Monochrome OPEN Default Video display is CGA SHORT Gr...

Страница 11: ...Turbo LED connector TB LED Green PC Connectors JP8 JP50 Power Supply Connectors The two Power Supply connectors CN1 and CN2 are 6 pin AT standard power connectors Most power supplies have two six wir...

Страница 12: ...is off For an external battery the battery s cable connector attaches to pin 1 and 4 of J1 as shown below Keyboard Connector The keyboard connector is a 5 pin circular type DIN socket It is used to co...

Страница 13: ...o provide limited security against casual intruders The pin assignments are indicated below Pin Description 1 LED Power 2 Key No Connection 3 Ground 4 Keyboard Lock 5 Ground Speaker Connector The Spea...

Страница 14: ...cuitry In Turbo speed the cache memory is enabled and full speed of 32 bit memory transfer is utilized In non turbo speed the cache memory is disabled In both speeds the ISA expansion bus timing compa...

Страница 15: ...g mode if enabled through system BIOS signal on this pin goes low to turn OFF the Vertical Horizontal Sync going to the display monitor to conserve power This pin must be programmed through BIOS Power...

Страница 16: ...Module SIMM added to these banks must be installed a full bank at a time Start with bank 0 then work your way up DRAM speed must be 80ns 70ns or 60ns You can configure the memory of the 486SH in a va...

Страница 17: ...by wearing a wrist or ankle strap 1 The SIMM modules should face to the left towards ISA bus slots 2 Insert the SIMM at a 45 degree angle tilted away from the ISA slots 3 Gently push the SIMM to an up...

Страница 18: ...to work Note how all cables are connected prior to disconnection 4 Remove the computer s cover 5 Choose an unused VL Bus slot 6 Setting the VL Bus card according to its user s manual 7 Holding the ca...

Страница 19: ...on A 2 inch 8 Ohm speaker to provide sound capability A 2 position switch with a 2 pin connector for speed function A push button switch with 2 pin connector for reset function One floppy drive 360K o...

Страница 20: ...may not be correct The BIOS detects this condition and prompts user to go through the SETUP section This chapter explains how to use the BIOS SETUP program and make the appropriate entries Some of the...

Страница 21: ...ndard CMOS Setup for Changing Time Date Hard Disk Type etc ESC Exit Sel F2 F3 Color F10 Save Exit 4 Choose an option and press Enter Modify the system parameters to reflect the options installed in th...

Страница 22: ...tion time read write head landing zone number of sectors per track A hard disk will not work properly if your enter incorrect drive parameters If your particular drive is not one of the 46 pre defined...

Страница 23: ...is 15 characters per second Above 1MB Memory Test Default is Disabled to speed up power on initialization process and the BIOS will only test the extended memory every 32K locations only to determine...

Страница 24: ...Always default setting is Setup The password feature can be used to prevent unauthorized system boot up or unauthorized use of BIOS SETUP Always Each time the system is turned on the pass word prompt...

Страница 25: ...486SH System Board User s Manual Page 25...

Страница 26: ...up to prevent unauthorized access after an idle period from 1 to 15 minutes This feature is enabled by setting up system Password and selecting number of minutes Cyrix Suspend Feature Default is Disa...

Страница 27: ...erate with ISA bus clock speed up to 10MHz ISA bus speed above 10MHz is not recommended Different than 7 16MHz speed can also be selected by following below table CPU Clock Speed ISA Bus Clock 20MHz 1...

Страница 28: ...description of these connectors CPU and devices connected to JP8 and JP50 will go in to power saving mode if the keyboard is not used by user for a period of time programmed through this BIOS option...

Страница 29: ...d default is AMI and follow the screen instructions to change the password 4 After you correctly enter the current password the following message appears prompting you for the new password Enter NEW P...

Страница 30: ...lar IDE hard disk type if it is not readily available It is not guaranteed than this utility will work with all IDE hard disk There is no need to use this utility if you already have hard disk type in...

Страница 31: ...This function determines the optimum interleave factor for the best disk performance Media Analysis does a comprehensive analysis of the harddisk surface to find out bad patches on your harddisk This...

Страница 32: ...ace When the System Password feature is enabled in BIOS Setup the user can invoke this feature at any time by pressing this key sequence This feature is useful for preventing unauthorized access to th...

Страница 33: ...rd is entered via keyboard The password feature is enabled through BIOS Setup and the Ctrl Alt hot key sequence is pressed to invoke immediate power down mode Same as above Both the Green PC power sav...

Страница 34: ...7 512 1023 17 60MB 20 733 5 300 732 17 30MB 21 733 7 300 732 17 43MB 22 733 5 300 733 17 30MB 23 306 4 0 336 17 10MB 24 925 7 0 925 17 54MB 25 925 9 65535 925 17 69MB 26 754 7 754 754 17 44MB 27 754 1...

Страница 35: ...t Cached 000D0000 000DFFFF 64K I O ROM Not Cached 000E0000 000EFFFF 64K Extended BIOS Not Cached 000F0000 000FFFFF 64K On Board BIOS ROM Cached 00100000 00BFFFFF System Memory RAM Cached 00C00000 00FF...

Страница 36: ...F Parallel Printer Port 2 2B0 2DF Alternate Enhanced Graphic Adapter 2E1 GPIB Adapter 0 2E2 2E3 Data Acquisition Adapter 0 2F8 2FF Serial Port 2 RS 232 C 300 31F Prototype Card 360 363 PC Network Low...

Страница 37: ...90 B93 Cluster Adapter 2 EE2 EE3 Data Acquisition Adapter 3 1390 1393 Cluster Adapter 3 22E1 GPIB Adapter 1 2390 2393 Cluster Adapter 4 42E1 GPIB Adapter 2 62E1 GPIB Adapter 3 82E1 GPIB Adapter 4 486S...

Страница 38: ...rrupts from IRQ8 to IRQ15 IRQ3 Serial Port 2 IRQ4 Serial Port 1 IRQ5 Parallel Port 2 IRQ6 Diskette Controller IRQ7 Parallel Port 1 IRQ8 Real Time Clock IRQ9 Expansion Bus Pin IRQ10 Expansion Bus Pin I...

Страница 39: ...g 50o to 104o Fahrenheit 10o to 40o Celsius Non Operating 50o to 104o Fahrenheit 10o to 40o Celsius Shipping 22o to 140o Fahrenheit 30o to 60o Celsius RELATIVE HUMIDITY NON CONDENSING Operating 20 to...

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