background image

КР 

286

 

12MHz

 

Mainboard

User

Manual

Summary of Contents for KP 286

Page 1: ...КР 286 12MHz Mainboard User s Manual ...

Page 2: ...КР 286 12MHz Mainboard Operation and Technical Reference Manual ...

Page 3: ... 18 III 2 Example How to Preformat a Hard Disk with AMI BIOS s DiagnosticsProgram 23 III 3 EMS Driver Setup 31 Chapter IV Technical Reference 35 IV l Microprocessor 36 IV 2 System Board 37 Chapter V Appendix 41 V l Power On Self Test POST Error Message 42 V 2 Partitioning and Formatting a Hard Disk with MS DOS 44 V 3 Circuit Diagrams 47 V 4 Quick Reference Guide for DIP Switch Jumper Setting 66 We...

Page 4: ...INTRODUCTION Chapter I Introduction ...

Page 5: ...or 12MHz selectable by hardware or software The system allows the user to run it at zero or one wait state The table below shows the wait state choices with system speeds and the evaluation of Landmark Speed Test and SI Performance Test Wait State Turbo Normal Speed System Speed Landmark Speed Test Ver 0 99 Norton SI V4 0 Perform Test Computing Ind 0 W S Turbo 12 0MHz 16 1MHz 15 1 Normal 6 0MHz 7 ...

Page 6: ...d calendar circuit CMOS memory to maintain system configuration Capable of addressing up to 16M bytes in the protected virtual address mode Jumper selectable for one or zero wait state operation in both normal and turbo mode 32KB ROM on board expandable to 64KB with 2 sockets Supports 16 levels of hardware interrupts Supports 7 DMA channels three 16 bits and four 8 bits 8 I O expansion slots five ...

Page 7: ... Current 3 5 Amperes Maximum 1 2 3 Mechanical Specification The system board can fit any XT AT or compatible chassis it has two sets of mounting holes Size Length 33 1cm 13 03 Width 22 0cm 8 66 Height 2 5cm 0 98 Weight 653gm 1 611b 1 2 4 Environment The KP 286 12MHz mainboard requires the following environmental conditions Operation Storage Temperature 0 C to 45 C 32 F to 1 13 F 20 C to 50 C 4 F t...

Page 8: ...HARDWARE INSTALLATION Chapter II Hardware Installation 5 ...

Page 9: ...eed with jumpers and DIP switch 3 Fix the motherboard to your case 4 Connect the power supply connector to system board 5 Plug in keyboard speaker turbo switch turbo LED power LED and keylock switch to their connectors 6 Plug in the floppy disk drive and cables 7 Plug in the disk drive and cable and the HDD LED indicator optional 8 Install display card 9 Select display mode mono color 10 Connect m...

Page 10: ...HARDWARE INSTALLATION II 2 Location Pin Assignment of Connectors Jumpers Switches etc 7 ...

Page 11: ...P6 Pin Description 1 Signal 2 GND II 2 2 Turbo Switch Connector JP7 Pin Description 1 Signal 2 GND П 2 3 Turbo LED Indicator Connector JP8 Pin Descriptio 1 Signal 2 GND II 2 4 Speaker Connector JP10 Pin Description 1 Signal 2 Not used 3 Not used 4 5V VCC 8 ...

Page 12: ...nhibit 5 GND II 2 6 Keyboard Connector JP22 Pin Description 1 Keyboard clock 2 Keyboard data 3 Spare 4 Ground 5 5V DC П 2 7 Power Supply Connector P8 There is a 12 pin male connector linking the mainboard to the power supply Pin Description 1 Power good 2 5V DC 3 12V DC 4 12V DC 5 Ground 6 Ground 7 Ground 8 Ground 9 5V DC 10 5V DC 11 5V DC 12 5V DC 9 ...

Page 13: ... SW7 SW8 Off Off On Off Off On Off On SW1 System speed select SW2 Display mode select SW3 Test factory use only SW4 EMS port address SW5 BIOS ROM select SW6 On board RAM type and memory partition SW7 On board RAM type and memory partition SW8 On board RAM type and memory partition 10 ...

Page 14: ...IN is used to control the TURBO Mode switching The default setting of the 8742 OUTPUT PIN was Pin 30 This pin matches the AMI BIOS on 8742 Users are reminded not to change the set ting unless they change the BIOS Please refer to your BIOS vendor for ex pected OUTPUT PIN Jumper Setting 8742 Turbo Control Output Pin Encounted JP1 JP2 JP3 JP4 Close Open Open Open Pin 32 Open Close Open Open Pin T1 Op...

Page 15: ... II 3 3 1 Setting by Hardware Note DIP Switch DSW1 SW1 default setting is OFF this will enable JP7 to switch system speed JP9 JP7 System Speed Mode Pin 2 3 Set Close Close High speed 12MHz Turbo Open Low speed 6MHz Normal II 3 3 2 Setting System Speed by Software s x 1 Jumper JP9 Pin 1 Pin 2 set CLOSE to select Keyboard setting 2 Press Ctrl Alt for NORMAL mode and Ctrl Alt for TURBO mode II 3 3 3 ...

Page 16: ...g key combinations to switch Ctrl Alt 4 for NORMAL mode and Ctrl Alt for TURBO mode II 3 3 4 System RESET JP6 Keyboard There are two ways to warm start the system The software RESET by pressing Ctrl Alt Del keys at once and the hardware RESET by setting jumper JP6 to CLOSE Note Jumper JP6 is usually connected to a button switch on the front pannel by wires user just pushes the button to RESET RESE...

Page 17: ...lly connected to the front panel by wires b Insert key and turn the keyboard switch to control the keyboard inhibit function Jumper JP2O Set Function Pin 4 Pin 5 Close Keyboard inhibit Open Keyboard functioning II 3 3 9 Setting the On Board RAM Bank and Memory Partition DSW1 SW6 7 8 KP 286 12MHz system board was designed to support on board memory of up to 4M bytes with 512K 640K IM 2M or 4M bytes...

Page 18: ... Memory Location Total On Board Memory SW6 SW7 SW8 BankO Bankl On On On 41256 3512 0 0 7FFFF 512K On On Off 41256 4164 640 0 0 9FFFF 640K On Off On 41256 41256 640 384 0 9FFFF 10000 1 5FFFF 1M On Off Off 41256 41256 640 EMS384 16Kx24Page 0 9FFFF 1M Off On On 411000 3640 1408 0 9FFFF 10000 25FFFF 2M Off On Off 411000 3640 EMS1408 16Kx88Page 0 9FFFF 2M Off Off On 411000 411000 640 3456 0 9FFFF 10000...

Page 19: ...this PIN is OFF setting the address at 98H Usual ly the user is reminded not to change this setting In the case nearly impossi ble there is any add on card which conflicts with this address you may change the setting to ON for the next address DSW1 SW4 Setting Location On E8H Off 98H 16 ...

Page 20: ...SOFTWARE SETUP Chapter III Software Setup 17 ...

Page 21: ...iguration information stored in the CMOS RAM to match the configuration of the system The BIOS executes the Power On Self Test POST when the power is turned on it will give an error message if the test results fail to match the configuration identified in the CMOS RAM The SETUP program may then be used to modify the contents of the CMOS RAM so that it matches the system configuration The CMOS RAM ...

Page 22: ... Inc SSUN 1216 092588 K0 III 1 2 To Enter the CMOS SETUP III 1 2 1 If you want to bypass the memory test press ESC otherwise wait for the system to complete the memory test and screen appears as below Press DEL to run CMOS SETUP 286 BIOS CJ1987 AMI for KP 286 12MHz Personal Computer xxxxx KB OK Press DEL If you want to run SETUP C American Megatrends Inc SSUN 1216 092588 K0 19 ...

Page 23: ...elow 286 BIOS CJ1987 AMI for KP 286 12MHz Personal Computer xxxxx KB OK CMOS display type mismatch HDD controller failure RUN SETUP UTILITY Press F1 to RESUME C American Megatrends Inc SSUN 1216 092588 K0 III 1 2 3 Press F1 to run setup utility screen shows Entering SYSTEM SETUP Want to run SETUP Y NJ 20 ...

Page 24: ...o the example shown below CMOS SETUP Current date is 01 23 1989 Enter new date MM DD YYYY 01 23 1989 Current time is 09 49 49 Enter new time 09 49 49 Primary display is Monochrome display Fixed disk drive C type 2 Fixed disk drive D type Not installed Enter diskette drive A type 1 3 _ 21 1 1 2MB 51 2 3 4 diskette dirive 2 720KB 31 г diskette dirive 3 1 44MB 31 2 diskette dirive ...

Page 25: ...M DD YYYY 01 23 1989 Current time is 09 49 49 Enter new time 09 49 49 Primary display is Monochrome display Fixed disk drive C type 1 Fixed disk drive D type Not installed Diskette drive A is 1 2MB 51 4 drive Diskette drive В is 360KB 51 4 drive Base memory size is 640KB Expansion memory size is 1408KB Numeric processor Absent Are these options correct Y N _ III 1 4 Respond Y and wait for the syst...

Page 26: ...ican Megatrends Inc SSUN 1216 092588 K0 III 2 2 To Enter the DIAGNOSTICS III 2 2 1 If you wish to bypass the memory test press ESC otherwise wait for the system to complete the memory test and the screen display shown below Press DEL to run CMOS SETUP or DIAGS 286 BIOS CJ1987 AMI for KP 286 12MHz Personal Computer MORSE Personal Computer xxxxx KB OK Press DEL If you want to run SETUP or DIAGS C Am...

Page 27: ...seconds screen shows as follows Select options the Hard Disk Utility The display should look like the chart shown below 286 ROM DIAGNOSTICS C 1986 American Megatrends Inc Fri Mar 10 1989 16 49 14 Hard Disk Floppy KeyBoard Video Miscellaneous Devices Present Harddisk Floppy Commu Display Printer Memory Co proc Prev Next Window Move Bar f Select ENTER Exit Diag ESC 24 ...

Page 28: ... shows how to preformat a hard disk with 286 ROM DIAGNOSTICS 286 ROM DIAGNOSTICS C 1986 American Megatrends Inc Fri Mar 10 1989 16 49 14 Hard Disk Floppy KeyBoard Video Miscellaneous Hard Disk Format Auto Interleave Media Analysis Performance Test Seek Test Read Verify Test Check Test Cyl Force Bad Tracks Devices Present Harddisk Floppy Commu Display Printer Memory Co proc С A 1 2MB NONE MONO 0378...

Page 29: ...Start head number End head number Proceed Y N Type Cyl Heads W pcomp L zone Capacity 1 306 4 128 305 10 MB 2 615 4 300 615 21 3 615 6 300 615 31 4 940 8 512 940 63 5 940 5 512 940 47 6 615 4 FFFF 615 21 7 462 8 256 511 31 8 733 5 FFFF 733 31 9 900 15 FFFF 901 112 10 820 3 FFFF 820 21 11 855 5 FFFF 855 36 12 855 7 FFFF 855 50 13 306 8 128 319 21 14 733 7 FFFF 733 43 15 000 0 0000 000 00 16 612 4 00...

Page 30: ...ress ENTER to confirm or type a new value to change In this ex ample we want to mark a bad track you may skip to step III 2 4 4 if no values need to be changed Below is the default value for the remaining items cancel the format Hard Disk Format Disk Drive C D C Disk Drive type 2 Interleave 1 16 2 Mark Bad Tracks Y N N 1 Start cylinder number 0 1 1 End cylinder number 614 1 Press ENTER to Start he...

Page 31: ... to QUIT B Move highlight bar and press ENTER to select Add an entry Key in the bad track and head number provided by the hard disk manufacturer For example track 300 and head 1 Enter Track 300 Enter Head 1 C The system will automatically add this entry to the BadTrack Ust as shown below and return to step 4 3 1 menu You may repeat the process or SAVE these entries by moving the highlight bar and ...

Page 32: ...format 286 ROM DIAGNOSTICS C 1986 American Megatrends Inc Fri Mar 10 1989 16 49 14 Hard Disk Floppy KeyBoard Video Miscellaneous Harddisk C Hard Diskt Format Disk Drive C D Disk Drive type Interleave 1 16 Mark Bad Tracks Y N N Start cylinder number 0 End cylinder number 614 Start head number 0 End head number 3 Proceed Y N N De Floppy Commu A 1 2MB NONE Hit ESC To Abort Status Cyl Head Sector 614 ...

Page 33: ...SOFTWARE SETUP III 2 4 6 Screen shows status while preformat is in precess user may Hit ESC to abort When preformat complete screen shows FORMAT COMPLETE 30 ...

Page 34: ...w in their physical address range There are many different application software packages supported by EMS such as Lotus Symphony Lotus 1 2 3 Ver 2 0 or later Sidekick Plus Framework II SuperCalc 4 PC Tools Rev r 11 or later DesqView III 3 2 Example of Installing the EMS Driver Setup We provide a diskette to install the EMS Driver Setup Below is an exam ple of installing the EMS Driver Setup A Boot...

Page 35: ... C where M xxx System memory size default is 640KB P xxxx EMS Physical page segment address default automatic l xxx EMS Port address default E8H or 98H D Reboot the system to install the EMS software The EMS will be automatically setup when system boots the screen shows KP 286 12MHz EMS Driver Rev 1 00 CJCopywright SUN ELECTRONICS CORP 1987 EMS DRIVER INSTALL TOTAL PAGES xxxx EMS PAGE SEGMENT xxxx...

Page 36: ... To create a file for installing a 384KB virtual disk and the EMS driver Create a configuration file as follow C copy con config sys enter device sems sys М ххх Р хххх l xxx enter device vd sys 384 enter Z enter 1 File s copied C 33 ...

Page 37: ...SOFTWARE SETUP Chapter IV Technical Reference 35 ...

Page 38: ...cessor It has four levels of memory protection in memory manage ment In real address mode 8086 8088 compatible it supports one mega byte of continuous memory by generating a 20 bit physical address In protected mode it has one gigabyte of virtual address space per task mapped into a 16 megabyte physical address space 36 ...

Page 39: ...TECHNICAL REFERENCE IV 2 System Board IV 2 1 System Board Block Diagram 25 20M 12M ...

Page 40: ...System memory 51 2K 080000 09FFFF 512K 640K Bank 1 System memory 1 28K OAOOOO OBFFFF 640K 768K Video Graphic buffer 128K OCOOOO ODFFFF 768K 896K I O ROM Expansion ROM 128K OEOOOO OEFFFF 896K 960K ROM System usage 64K OFOOOO OFFFFF 960K 1M ROM BIOS 64K 100000 1 5FFFF 1M 1 375M Bank 1 System memory 384K 1 60000 FDFFFF 1 375M 1 5 875M RAM Expansion RAM 14 5M FEOOOO FEFFFF 1 5 875M 1 5 9375M ROM Syste...

Page 41: ...5 I DACK6 0 DRQ6 I DACK7 0 DRQ7 I 5V DC Master I Ground D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 D16 D17 D18 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 A22 A23 A24 A25 A26 A27 A28 A29 A30 A31 C1 C2 C3 C4 C5 C6 C7 C8 C9 C10 Cl 1 C12 C13 C14 C15 C16 C17 C18 I O CH CK I SD7 I O SD6 I O SD5 I O SD4 I O SA3 I O SD2 I O SD1 I O SDO I O I O CH RDY I AEN O SA19 I ...

Page 42: ...er 2 8237A 5 System 0F0 Clear Math Coprocessor Busy System 0F1 Reset Math Coprocessor System OF8 OFF Math Coprocessor System 1F0 1F8 Fixed Disk I O 200 207 Game I O I O 278 27F Parallel printer port 2 I O 2F8 2FF Serial port 2 I O 300 31F Prototype card I O 360 36F Reserved I O 378 37F Parallel printer port 1 I O 380 38F SDLC bisynchronous 2 I O 3A0 3AF Bisynchronous 1 I O 380 38F Monochrome displ...

Page 43: ...APPENDIX Chapter V Appendix 41 ...

Page 44: ...L 0 1 1 17 TEST DMA CHANNEL 1 12 18 TEST DMA PAGE REGISTERS 13 19 3TEST 8741 KEYBOARD CONTROLLER 14 20 3TEST MEMORY RERESH TOGGLE CIRCUITS 15 21 TEST 1ST 64K BYTES OF SYSTEM MEMORY 16 22 SETUP INTERRUPT VECTOR TABLE 17 23 SETUP VIDEO I O OPERATIONS 18 24 TEST VIDEO MEMORY 19 25 TEST 8259 CHANNEL 1 MASK BITS 1A 26 TEST 8259 CHANNEL 2 MASK BITS 1B Z1 TEST CMOS BATTERY LEVEL 1C 28 TEST CMOS CHECKSUM ...

Page 45: ...t 22 34 3TEST 8259 INTERRUPT FUNCTIONALITY 23 35 TEST PROTECTED MODE AND A20 GATE 24 36 SIZING EXTENDED MEMORY ABOVE 1MB 25 37 TEST FOUND SYSTEM EXTENDED MEMORY 26 38 TEST EXCEPTIONS IN PROTECTED MODE 27 39 RESERVED 28 40 RESERVED 43 ...

Page 46: ...isk as shown below Current date is Mon 12 17 1988 Enter new date mm dd yy enter Current time is 21 02 30 06 Enter new time enter Microsoft R MS D0S R Version 3 30 CJCcpyright Microsoft Corp 1981 1987 A fdisk enter 2 A fixed disk menu will appear after a few seconds Fixed Disk Setup Program Version 3 30 CJCopyright Microsoft Corp 1987 FDISK Options Current Fixed Disk Drive 1 Choose one of the follo...

Page 47: ... primary partition screen will show Create Primary DOS Partition Current Fixed Disk Drive 1 Do you wish to use the maximum size for a DOS partition and make the DOS partition active Y N Y Press ESC to return to FDISK Options 5 Respond Y to use the maximum size for DOS partition System will now restart Insert DOS diskette in drive A press any key when ready 6 The partitioning process is now complet...

Page 48: ...pt you with a ready message Respond Y and the formatting begins You must wait for a few minutes until the process is complete The screen will show WARNING ALL DATA ON NON REMOVABLE DISK DRIVE C WILL BE LOST I Proceed with Format Y N _ Respond Y to begin preformatting prpcess Format complete System transferred 10585088 bytes total disk space 86016 bytes used by system 10499072 bytes available on di...

Page 49: ...APPENDIX V 3 Appendix C Circuit Diagram 47 ...

Page 50: ...APPENDIX 48 ...

Page 51: ... О О О L A 3 3 H L P24 B F2Sz8F P26 DR HRQ1 IRS IS I RS 14 IRQ 13 IRQ 12 IRQ 11 IRQ 10 IRQO DREQ7 DRESS DREQS DREQ4 DREQ3 DR EQ 2 DREQ1 DREQO 88 D D D D D A A M A A r r r r1 5 King Phoenix Co Ltd Box 48 488 Taipei Taiwan Tel 886 2 7 635711 P O I R O C Size Document Number 89 0889 REV в 1 of 49 ...

Page 52: ... APPENDIX 50 ...

Page 53: ...P E RJE bl PEACH ъ PPOCCLK 31 READ 6 r RESET 286 2 ВНЕ 1 Alj 34 и м г DDDDnlr DU 1 A MBDIR DT ZR DBHG DBLG G245 DIR245 CNTLOFF SBHE УАО PARITY COD INTA SU30286 7 i 4 S 7 8 1 1 1 1 2 1 1 4 1 s 1 1 A A A H A A A A A A 2 2 1 1 1 1 1 1 3 2 1 J 9 P 514 SD7 2 SDe 3 SD5 4 SD4 5 x SD3 to SD2 7 SD1 8 x SDO 9 Al A2 Bl B2 A3 B3 A4 B4 A5 E5 A6 Bto A7 B7 A3 В8 cIC53 DIR 17 XD6 16 XD5 Z 15 XD4 z 14 XD3 13 XD2 z...

Page 54: ...X х X у У X О Н А А А А А А А А р А А А М 1 1 1 Q 3 7 6 5 4 3 2 1 0 Л 1 it 2 3 1 0 3 Б 4 3 2 1 О 1UK 3 н200АТЁ 1 3 А23 S3 А22 32 А21 3 1 А 20 30 н 19 7 А 13 78 А 17 77 Hit 7 А1Б 7S А14 74 А 13 73 J I___________ P ODDDDDOE ICAAAAAAA4 1 N H С С С С С С К T К К К Г У К Е 2 3 з 7 з 3 г 1 6 5 4 3 I 4 D D D D С D А А А н А А С С 2 с С F К 7 Л DMHl ST ST AEN2 hENI XBDIR 40 Т 7 9 К 33 Ъ S ХЦ 4 3 L 2 _ к д...

Page 55: ... H G A 3 4 s 1 6 2 7 S S 7 68 SAI 9 SA2 CQ SA3 2S SA4 43 SAS 34 SA6 bA7 11 SAS Б7 SAS 27 SAID 4S SA11 SA12 SHEMH R H HE AD LSPAAL D E н L E 3 hTSENO SMEMR X X X X X DMAAEN 3 4 2 5 1 6 3 2 2 4 6 X X X V X A A A A A A 6 5 A 3 2 1 ЛАЕ ыШ Title TCCS King Phoenix Xo Ltd P O Box 48 488 Taipei Taiwan R O C Tel 886 2 7635711 Document Number 89 0889 December ID 1988 Sheet KP 286 12MHz Mainboard re7 j E 53 ...

Page 56: ... 5810 2 84 2 йё 2 87 2 Й8 2 89 2 810 3 нН 3 н 2 3 н 3 3 8 14 3 8 15 01 2 D2 2 s D3 1 04 1 05 1 08 1 S 07 1 08 11t з 09 1 010 1 з D11 1 012 1 3 0 13 1 D14 1 3 D1S 1 0 18 017 3 018 3 0 2 3 C3 3 4 os 3 08 3 C7 3 Co 3 09 3 0 10 2 Oil 2 0 12 2 0 13 O 2 0 14 C 2 015 2 0 lfe 2 C 17 2 018 54 ...

Page 57: ...0 A21 B21 A22 B22 A23 B23 A24 Б24 A25 E2S A26 B26 A27 B27 A2S E2S A29 Б29 A30 БЗО A31 E31 CON 62P P 62 Bl 61 82 60 B3 59 B4 53 85 5 7 Б6 56 B7 55 B8 54 89 5 2 E1O 52 Bl 1 5 1 B12 50 813 49 E14 48 815 47 Б16 46 817 45 818 4 4 BIB 43 820 42 Б21 41 622 40 623 38 Б24 33 B25 37 Б26 36 827 35 628 34 829 33 E30 2 831 King Phoenix Co Ltd P O Box 48 488 Taipei Taiwan ____R O C ___ Tel886 2 763571J_______ T...

Page 58: ...APPENDIX 56 ...

Page 59: ...APPENDIX 57 ...

Page 60: ...APPENDIX 58 ...

Page 61: ...APPENDIX I I I m Г х о Г Г 1 Г О а и п i l l т и Г Г о Г Г ы р л 1 1 1 П Г у л у 59 ...

Page 62: ...APPENDIX 60 ...

Page 63: ...APPENDIX 61 ...

Page 64: ...UF C1E Jo 1UF 0 31 0 1UF C30 Jp 1UF C26 Jp 1UF 27 Jo 1UF C2S 0 1UF C2S Jo 1UF 24 Jo 1UF 23 0 1UF 20 Jp 1UF 16 Jo It IF О Г34 0 1UF 1 C3S 0 1UF 36 Ju 1UF C37 Jp 1UF 33 С 1UF 39 Jo lUF r 91 0 1UF n C41 Jo llJF 92 Ju 1UF 43 О 1UF vcc и 17 10UF 21 J 10UF 33 J 1OUF C52 J 10UF 60 J 10UF 61 J 10UF 62 J 10UF 63 J 10UF 30 J 10UF 62 ...

Page 65: ...APPENDIX ft King Phoenix Co Ltd P O Box 48 488 Taipei Taiwan R O C Tel 886 2 7635711 ж Tit 1 KP 286 12MHz Mainboard Size В Document Number 89 0889 REV В Date December 10 l 88 Sheet 8 of 5 63 ...

Page 66: ...APPENDIX 64 ...

Page 67: ... APPENDIX 65 ...

Page 68: ... usually operate by these push button or turning key lock switch 1 Jumper Setting 1 Jumper setting Keyboard BIOS OUTPUT PIN Encounted JP1 JP2 JP3 JP4 Close Open Open Open Pin 32 Open Close Open Open Pin Tl Open Open Close Open Pin 23 Open Open Open Close Pin 30 2 Jumper Setting 2 Jumper Pin Setting Function Description JP5 1 2 Open Close Zero wait state One wait state JP6 1 2 Close Open Hardware R...

Page 69: ...mode set by H ware Turbo mode set by S ware JP20 4 5 Close Open Keyboard inhibited Keyboard functioning 3 DIP SWITCH Setting 1 Switch Function On Off SW1 System speed Turbo Normal SW2 Display type Color Mono SW3 Test Normal SW4 EMS port addr 0E8H 098H SW5 PROM type 27128 27256 67 ...

Page 70: ...f 41256 34164 640 0 0 9FFFF 640K On Off On 41256 41256 640 384 0 9FFFF 10000 1 5FFFF 1M On Off Off 41256 41256 640 EMS384 16Kx24Page 0 9FFFF 1M Off On On 411000 640 1408 0 9FFFF 10000 25FFFF 2M Off On Off 411000 640 EMS1408 16Kx88Page 0 9FFFF 2M Off Off On 411000 411000 640 3456 0 9FFFF 10000 45FFFF 4M Off Off Off 411000 411000 640 EMS3456 16Kx216Page 0 9FFFF 4M May 1989 Release 68 ...

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