Teknor Industrial Computers PCI-993 Page 6 Technical Reference Manual Download

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Table of Contents viii

PART THREE
SOFTWARE REFERENCE

15 AMIBIOS SETUP

15-1

15.01 Accessing AMIBIOS Setup Program

15-1

15.02 AMIBIOS Setup Main Menu

15-2

15.03 Making Selections, Saving Configurations

& Exiting AMIBIOS Setup

15-3

15.04 Setup Window

15-6

15.05 Utility Window

15-24

15.06 Security Window

15-25

15.07 Default Window

15-26

16 VIP-UP SETUP

16-1

16.01 Accessing VIP-UP Setup Program

16-1

16.02 VIP-UP Screen

16-2

17 UPDATING BIOS WITH UBIOS

17-1

17.01 UBIOS - Interactive Mode

17-2

17.02 UBIOS - Batch Mode

17-7

18 VT100 MODE

18-1

18.01 VT100 Requirements

18-1

18.02 VT100 Setup & Configuration

18-2

18.03 Running Without a Terminal

18-4

Summary of Contents for PCI-993

Page 1: ...AL VERSION 2 2 JUNE 1997 TEKNOR INDUSTRIAL COMPUTERS INC 616 Cure Boivin Boisbriand Quebec J7G 2A7 CANADA NOTE This manual is for reference purposes only Reproduction in whole or in part is authorized...

Page 2: ...f the information or use of the products described herein This document may contain or reference information and products protected by the copyrights or patents of others and does not convey any licen...

Page 3: ...2 Location of SIMM Sockets 1 2 1 03 SIMM Configuration 1 3 1 04 SIMM Installation 1 6 2 JUMPER LOCATIONS CONFIGURATION 2 1 2 01 Jumper Locations 2 1 2 02 Jumper Settings 2 5 3 INSTALLING TEK933 IN PAS...

Page 4: ...oller 6 21 6 11 Multi Function Connector Keyboard Speaker Reset LED 6 22 6 12 PS 2 Mouse Connector 6 24 7 PCI ISA BUS 7 1 7 01 Location of PCI ISA Bus Connector 7 1 7 02 PCI ISA Connector Pin Outs 7 2...

Page 5: ...Location of Video Components 13 1 13 02 Flat Panel CRT VGA Controller 13 3 13 03 Connecting CRT Video Display 13 4 13 04 Connecting Flat Panel Video Display 13 5 13 05 Video Feature Connector J11 13 7...

Page 6: ...p 15 3 15 04 Setup Window 15 6 15 05 Utility Window 15 24 15 06 Security Window 15 25 15 07 Default Window 15 26 16 VIP UP SETUP 16 1 16 01 Accessing VIP UP Setup Program 16 1 16 02 VIP UP Screen 16 2...

Page 7: ...ifications A 1 A 02 MTBF A 2 A 03 Meeting Industry Standards A 9 B MEMORY I O MAPS B 1 C TEK933 BOARD DIAGRAMS C 1 D RECOMMENDED DEVICES MATING CONNECTORS D 1 E POST CODES ERROR CODES E 1 E 01 Post Co...

Page 8: ...on 7 1 8 1 System I O Controller Location 8 1 9 1 IDE Connectors Location 9 2 9 2 Floppy Connector Location 9 7 9 3 Floppy Disk Cable 9 9 10 1 Serial Ports Location 10 2 10 2 Parallel Port Location 10...

Page 9: ...List of Diagrams xii C 3 TEK933 Configuration C 7 C 5 TEK933 Mechanical Specifications C 9 C 7 TEK933 Block Diagram C 11...

Page 10: ...Hard Disk Connector 1 J3 Pin Out 4 7 4 4 Floppy Disk Connector J4 Pin Out 4 8 4 5 Multi Function Connector Keyboard Speaker Reset LED J5 Pin Out 4 9 4 6 Serial Port 1 J6 RS232 Pin Out 4 9 4 7a Serial...

Page 11: ...or J23 Pin Out 4 18 6 1 Fan Connector J1 Pin Out 6 10 6 2 DMA Controller Channels 6 12 6 3 8259 Interrupt Controllers Lines 6 13 6 4 Emergency BIOS Boot J14 Pin Out 6 18 6 5 Register 190H 290H or 390H...

Page 12: ...Standard Mode 10 10 10 5 Parallel Port Connector J10 EPP Mode 10 11 10 6 Parallel Port Connector J10 ECP Mode 10 12 11 1 Common SCSI Target IDs 11 3 11 2 SCSI Connector J2 Pin Out 11 4 12 1 Ethernet 1...

Page 13: ...6 10 A 3 A 2c Reliability Prediction Options 11 15 A 4 A 2d Reliability Prediction Options 16 20 A 5 A 2e Reliability Prediction Options 21 25 A 6 A 2f Reliability Prediction Options 26 30 A 7 B 1 Me...

Page 14: ...with the following PentiumTM microprocessors available 75 100 120 133 150 and 166MHz Each microprocessor has separate Code and Data Caches 8KB Code and 8KB Write Back Data The TEK933 standard configu...

Page 15: ...es of FIFO buffering and a 48mA drive buffer The TEK933 board has one parallel printer port the hardware supports ECP and EPP modes Two 16550 compatible serial ports with internal 16 byte FIFO buffers...

Page 16: ...pers 3 INSTALLING TEK933 IN PASSIVE BACKPLANE Explains which passive backplanes are compatible with the TEK933 board 4 CONNECTOR LOCATIONS PIN OUTS Convenient diagram and pin out tables give you the b...

Page 17: ...e Connector 7 PCI ISA BUS Covers the PCI and ISA buses 8 SYSTEM I O Covers the System I O Controller 9 IDE FLOPPY Covers IDE and Floppy connectors and related hardware and software configuration 10 SE...

Page 18: ...software setup program which complements AMIBIOS 17 UPDATING BIOS WITH UBIOS This utility allows you to take BIOS files from a disk and update the Flash EPROM BIOS with them it also allows you to cop...

Page 19: ...you need it These include A TEK933 SPECIFICATIONS B MEMORY I O MAPS C TEK933 BOARD DIAGRAMS D RECOMMENDED DEVICES MATING CONNECTORS E POST CODES ERROR CODES These appendices are followed by a GETTING...

Page 20: ...PART ONE QUICK INSTALLATION 1 INSTALLING SYSTEM MEMORY 2 JUMPER LOCATIONS CONFIGURATION 3 INSTALLING TEK933 IN PASSIVE BACKPLANE 4 CONNECTOR LOCATIONS PIN OUTS 5 SOFTWARE SETUPS...

Page 21: ...C ELECTRICITY PRECAUTIONS Since static electricity can damage a board the following precautions should be taken whenever you handle the TEK933 Keep the board in its antistatic package until you are re...

Page 22: ...ng System Memory 1 2 1 02 LOCATION OF SIMM SOCKETS The location of the four 72 pin vertical SIMM sockets appears on Diagram 1 1 these sockets are labeled U23 U24 U25 and U26 DIAGRAM 1 1 SIMM Sockets L...

Page 23: ...32MB module and 16M x 32 bit 36 bit 64MB module not available yet SIMM modules must be installed in either two or four sockets In U23 and U24 or In U25 and U26 or In U23 U24 U25 and U26 SIMMs installe...

Page 24: ...B 1Mx36 4MB 1Mx36 10MB 4MB 1Mx36 4MB 1Mx36 1MB 256Kx36 1MB 256Kx36 10MB 1MB 256Kx36 1MB 256Kx36 4MB 1Mx36 4MB 1Mx36 12MB 4MB 1Mx36 4MB 1Mx36 2MB 512Kx36 2MB 512Kx36 12MB 2MB 512Kx36 2MB 512Kx36 4MB 1M...

Page 25: ...48MB 8MB 2Mx36 8MB 2Mx36 16MB 4Mx36 16MB 4Mx36 64MB 16MB 4Mx36 16MB 4Mx36 16MB 4Mx36 16MB 4Mx36 64MB 32MB 8Mx36 32MB 8Mx36 64MB 32MB 8Mx36 32MB 8Mx36 66MB 32MB 8Mx36 32MB 8Mx36 1MB 256Kx36 1MB 256Kx3...

Page 26: ...e table turn itso that the sockets are at the end of the board farthest from you Hold the module with the notch on the bottom right facing you and insert the connector into the socket at a 70 angle fr...

Page 27: ...JUMPER LOCATIONS Diagram 2 1 and the tables on the following pages show the TEK933 jumpers and their initial setting These jumpers are labeled from W1 to W9 W13 to W27 and J14 The jumpers appear as re...

Page 28: ...Jumper Locations Configuration 2 3 DIAGRAM 2 1 Jumper Locations With Default Settings Note that W2 W3 W19 W20 and W21 are CPU dependent See Jumper Settings Tables...

Page 29: ...Jumper Locations Configuration 2 5 2 02 JUMPER SETTINGS Table 2 1a to 2 1d on the following pages show all the possible jumper settings for W1 to W9 W13 to W27 and J14...

Page 30: ...Jumper Locations Configuration 2 6 TABLE 2 1a Jumper Settings W1 W6 W14 W17 TABLE 2 1b Jumper Settings W7 W9 W23...

Page 31: ...Jumper Locations Configuration 2 7...

Page 32: ...Jumper Locations Configuration 2 8 TABLE 2 1c Jumper Settings W13 W18 W22...

Page 33: ...Jumper Locations Configuration 2 9 TABLE 2 1d Jumper Settings W24 W27 J14...

Page 34: ...or more information see the TEK950 TECHNICAL REFERENCE MANUAL Since the TEK933 is also fully IBM AT compatible it can also be installed on any standard ISA passive backplane if PCI expansion slots are...

Page 35: ...Connector Locations Pin Out 4 1 4 CONNECTOR LOCATIONS PIN OUTS 4 01 LOCATION OF CONNECTORS ON THE BOARD The connectors are labeled J1 to J16 and J23 They appear on the diagram on the following page...

Page 36: ...Connector Locations Pin Out 4 3 DIAGRAM 4 1 Connector Locations...

Page 37: ...CSI J3 Hard Disk Connector 1 9 IDE FLOPPY J4 Floppy Disk Connector 9 IDE FLOPPY J5 Multi Function Keyboard Speaker Reset LED 6 SYSTEM J6 Serial Port 1 10 SERIAL PARALLEL PORTS J7 Serial Port 2 10 SERI...

Page 38: ...15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 GND GND GND GND GND GND GND GND GND GND GND GND Not Used GND GND GND GND GND GND GND GND GND GND GND GND 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30...

Page 39: ...35 37 39 I I O I O I O I O I O I O I O I O O I I O O O I I I O RESET SD7 SD6 SD5 SD4 SD3 SD2 SD1 SD0 GND REQ A IOW IOR IOCHRDY DACK A IRQ14 SA1 SA0 CS0 A ACTIVE 2 4 6 8 10 12 14 16 18 20 22 24 26 28...

Page 40: ...30 32 34 O I O O O O O O O O I I I O I RPM LC Not Used Not Used INDEX MOTOR ON 0 1 DRIVE SELECT B DRIVE SELECT A MOTOR ON 2 DIR CONTROL STEP WRITE DATA WRITE ENABLE TRACK0 WRITE PROTECT READ DATA HEAD...

Page 41: ...VCC Protected Resettable Fuse 6 VCC Protected Resettable Fuse 7 O SPEAKER 8 VCC Protected Resettable Fuse 9 I KBDINH 10 GND 11 I DOWNLD 12 GND 13 I PBRES 14 GND 15 O ACTIVE 16 VCC Protected Resettabl...

Page 42: ...l Pin Number Signal Flow Signal 1 I DCD 2 I DSR 3 I RX 4 O RTS 5 O TX 6 I CTS 7 O DTR 8 I RI 9 GND 10 Not Used TABLE 4 7b Serial Port 2 J7 RS485 RS422 Pin Out Pin Number Signal Flow Signal Pin Number...

Page 43: ...3 35 37 39 I I O I O I O I O I O I O I O I O O I I O O O I I I O RESET SD7 SD6 SD5 SD4 SD3 SD2 SD1 SD0 GND REQ B IOW IOR IOCHRDY DACK B IRQ15 SA1 SA0 CS0 B ACTIVE 2 4 6 8 10 12 14 16 18 20 22 24 26 28...

Page 44: ...37 39 41 43 45 47 49 FP4 FP6 FP12 FP14 FP19 FP11 FP23 FP21 GND GND GND FP3 MOD GND GND FP8 GP1 FPBL LLCLK FPVEE FP2 STANDBY FP1 Not Used VCC 5V 12V 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38...

Page 45: ...ber Signal Flow Signal Pin Number Signal Flow Signal 1 O STROBE 2 O AUTOFD 3 I O D0 4 I ERROR 5 I O D1 6 O INIT 7 I O D2 8 O SELECTIN 9 I O D3 10 GND 11 I O D4 12 GND 13 I O D5 14 GND 15 I O D6 16 GND...

Page 46: ...nal Flow Signal Pin Number Signal Flow Signal 1 O WRITE 2 O DATASTB 3 I O D0 4 Not Used 5 I O D1 6 Not Used 7 I O D2 8 O ADDRSTRB 9 I O D3 10 GND 11 I O D4 12 GND 13 I O D5 14 GND 15 I O D6 16 GND 17...

Page 47: ...8 O SELECTIN 1 2 9 I O D3 10 GND 11 I O D4 12 GND 13 I O D5 14 GND 15 I O D6 16 GND 17 I O D7 18 GND 19 I ACK 20 GND 21 I BUSY PERIPHACK2 22 GND 23 I PERROR ACKREVERSE2 24 GND 25 I SELECT 26 GND Activ...

Page 48: ...P7 FCDCLK FCBLANK FCHSYNC FCVSYNC GND Z1 Z2 Z3 Z4 Z5 Z6 Z7 Z8 Z9 Z10 Z11 Z12 Z13 GND GND GND FCEVIDEO FCESYNC Not Used Not Used GND GND GND GND FCVCLK OVRW Active low signal TABLE 4 12 Optional Analog...

Page 49: ...Pin Out 4 17 TABLE 4 13 PS 2 Mouse Connector J13 Pin Out Pin Number Signal 1 MCLK 2 GND 3 MDATA 4 VCC Protected Resettable Fuse TABLE 4 14 Emergency BIOS Boot J14 Pin Out Pin Number Signal 1 EMER 2 GN...

Page 50: ...sed 9 Not Used 14 VSYNC 5 GND 10 GND 15 Not Used TABLE 4 16 Ethernet 10 Base T RJ45 Connector J16 Pin Out Pin Number Signal Flow Signal Pin Number Signal Flow Signal 1 O TD 2 O TD 3 I O RD 4 Not Used...

Page 51: ...set configuration data in CMOS RAM 5 01 ACCESSING AMIBIOS SETUP PROGRAM The AMIBIOS Setup program can be executed during boot up To run the AMIBIOS Setup program incorporated into the ROM BIOS Turn on...

Page 52: ...uring boot up hit the CTRL and V keys simultaneously before or when you see the message Press CTRL V to enter TEKNOR VIP UP at the top of the screen CTRL V will work even if the message display is dis...

Page 53: ...PART TWO HARDWARE REFERENCE 6 SYSTEM 7 PCI ISA BUS 8 SYSTEM I O CONTROLLER 9 IDE FLOPPY 10 SERIAL PARALLEL PORTS 11 SCSI 12 ETHERNET 13 VIDEO 14 POWER MANAGEMENT...

Page 54: ...1 6 SYSTEM This section deals with various components of the system board 6 01 LOCATION OF SYSTEM COMPONENTS Diagram 6 1 and 6 2 show the location of the system components described in sections 6 02...

Page 55: ...use Controller KEYBOARD PS 2 MOUSE CONTROLLER 6 Field Programmable Gate Array FPGA 6 09 SUPERVISOR UTILITIES 7 Multi Function Connector 6 11 MULTI FUNCTION CONNECTOR Keyboard Speaker Reset LED KEYBOAR...

Page 56: ...System 6 3 DIAGRAM 6 1 System Components Location Bottom of Board...

Page 57: ...System 6 5 DIAGRAM 6 2 System Components Location Top of Board...

Page 58: ...OR Chipset Related 6 04 PCI ISA SYSTEM CONTROLLER 6 05 CACHE 6 06 SYSTEM MEMORY DRAM BIOS Related 6 07 BIOS FLASH EPROM EPROM Battery Related 6 08 BATTERY Field Programmable Gate Array 6 09 SUPERVISOR...

Page 59: ...ed W2 pins 2 and 3 shorted for 2 5X W3 pins 2 and 3 shorted W19 W20 W21 Selects the desired external CPU clock Bus speed W19 pins 2 and 3 shorted for 50MHz W20 pins 1 and 2 shorted W21 pins 2 and 3 sh...

Page 60: ...eparate 8KB Code and 8KB Data Caches Write back MESI protocol in the Data Cache 64 bit data bus Bus cycle pipelining Address parity Internal parity checking Functional redundancy checking Execution tr...

Page 61: ...System 6 10 6 03 FAN CONNECTOR The 3 component on Diagram 6 2 is for connecting a CPU fan Its pin out is as follows TABLE 6 1 Fan Connector J1 Pin Out Pin Number Signal 1 12V 2 GND...

Page 62: ...ler with PS 2 mouse support located at U21 5 on Diagram 6 2 As an integrated unit the PCI ISA System Controller offers the following features DRAM Controller CPU Cache to DRAM write buffer SIMM module...

Page 63: ...he PCI bus traffic TABLE 6 2 8237 DMA Controllers DMA 0 Available DMA 1 PnP available ECP DMA 2 Floppy controller DMA 3 PnP available ECP or Ethernet DMA 4 Cascade controller 1 DMA 5 PnP available Eth...

Page 64: ...time clock both serial ports and the mouse The System BIOS automatically allocates IRQ5 or IRQ7 for the parallel port s IRQ line depending on the settings in the AMIBIOS Peripheral Setup s OnBoard Pa...

Page 65: ...CI Master CPU IDE operations High performance CPU PCI Memory interfaces via posted write and read prefetch buffers PCI Masters to DRAM posted write buffers Prefetch buffers from DRAM for access by PCI...

Page 66: ...oviding load reduction and enhanced performance Supports PIO mode 4 and mode 5 transfer rates Complete software driver support A steering logic feature ensures that the slower IDE traffic does not blo...

Page 67: ...second level Cache coherency mechanism The System Controller supports a direct mapped secondary Cache System Cache is located at the back of the card at U34 U35 U44 U45 U54 U55 U67 and U68 1 on Diagr...

Page 68: ...s See section 1 for instructions on configuring and installing SIMMs The location of the four 72 pin vertical SIMM sockets appears on Diagram 6 2 at U23 U24 U25 and U26 2 The DRAM Controller supports...

Page 69: ...he TEK933 boots from the Flash EPROM BIOS This is set by the J14 Emergency BIOS boot selection jumper 9 on Diagram 6 2 as follows J14 Selects the BIOS to boot from Shorted Emergency boot from EPROM BI...

Page 70: ...ldered side you do not have to remove the battery Jumper W27 enables the Internal Battery s power Removing the W27 jumper has the same effect as putting the battery in storage TEKNOR always ships its...

Page 71: ...enable R W bit Same 1 1 Watchdog activate 1 0 1 to toggle R W bit Same 2 0 Flash VPP enable Same 3 0 Enable direction control RS 485 1 enable RS 485 only write only Power Detection Output or Battery L...

Page 72: ...The integrated real time clock generator and AT Keyboard and PS 2 Mouse Controller is located at U21 5 on Diagram 6 2 Its features are as follows Complete operating system independence Works with DOS...

Page 73: ...am shows the pin out at J5 TABLE 6 6 Multi Function Connector Keyboard Speaker Reset LED J5 Pin Out Pin Number Signal Flow Signal Pin Number Signal Flow Signal 1 I O KBDCLK 2 GND 3 I O KBDDATA 4 GND 5...

Page 74: ...yboard Disable The keyboard can be disabled or locked up by shorting pins 9 and 10 of J5 Hard Disk LED The onboard IDE interface activates an external LED The LED must be connected anode on pin 16 J5...

Page 75: ...IBM PS 2 mouse The cable may be ordered by contacting our Sales department During installation of the mouse you must install the driver provided by the mouse manufacturer TABLE 6 7 PS 2 Mouse Connect...

Page 76: ...PCI ISA Bus 7 1 7 PCI ISA BUS 7 01 LOCATION OF PCI ISA BUS CONNECTOR The PCI ISA bus connector appears on the diagram below DIAGRAM 7 1 PCI ISA Bus Connector Location...

Page 77: ...A14 SA13 SA12 SA11 SA10 SA9 SA8 SA7 SA6 SA5 SA4 SA3 SA2 SA1 SA0 I I O I O I O I O I O I O I O I O I O I O I O I O I O I O I O I O I O I O I O I O I O I O I O I O I O I O I O I O I O B1 B2 B3 B4 B5 B6...

Page 78: ...LA23 LA22 LA21 LA20 LA19 LA18 LA17 MEMR MEMW SD08 SD09 SD10 SD11 SD12 SD13 SD14 SD15 I O I O I O I O I O I O I O I O I O I O I 0 I O I O I O I O I O I O I O D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13...

Page 79: ...4 Slot 4 GND GND GNT1 RESET VCC 5V GNT0 GND REQ2 AD30 Not Used AD28 AD26 GND AD24 GNT2 Not Used AD22 AD20 GND I I O O O O O I I O I O I O I O O I O I O F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 F11 F12 F13 F14 F...

Page 80: ...TOR KEY CONNECTOR KEY C BE0 Not Used AD6 AD4 GND AD2 AD0 VCC 5V REQ64 VCC 5V VCC 5V I O I O O I I I O I O I O I O I O I O I O I O I O I O I O I O I O F31 F32 F33 F34 F35 F36 F37 F38 F39 F40 F41 F42 F4...

Page 81: ...3 PCI ISA board is designed to interface with both ISA and PCI peripheral boards mounted on a passive backplane via its ISA bus connector and PCI bus connector The standard 32 bit PCI ISA connector co...

Page 82: ...ler 8 1 8 SYSTEM I O CONTROLLER 8 01 LOCATION OF SYSTEM I O CONTROLLER The System I O Controller for Floppy drives and Parallel and Serial ports appears on Diagram 8 1 at U22 DIAGRAM 8 1 System I O Co...

Page 83: ...to 2 88MB Supports vertical recording format 100 IBM compatible Detects all overrun and underrun conditions 48 mA drivers and Schmitt trigger inputs DMA enable logic Data rate and drive control regist...

Page 84: ...le High Speed Mode Microsoft and Hewlett Packard Extended Capabilities Port ECP compatible Incorporates ChiProtect circuitry for protection against damage due to printer power on 24 mA output drivers...

Page 85: ...AT embedded drive architecture incorporates drive electronics and controller circuitry on a single printed circuit board which is mounted directly on the disk drive chassis The integration of drive an...

Page 86: ...IDE Floppy 9 2 9 01 2 IDE CONNECTORS LOCATION PIN OUT The IDE connectors appear on Diagram 9 1 at J3 and J8 DIAGRAM 9 1 IDE Connectors Location...

Page 87: ...9 21 23 25 27 29 31 33 35 37 39 I I O I O I O I O I O I O I O I O O I I O O O I I I O RESET SD7 SD6 SD5 SD4 SD3 SD2 SD1 SD0 GND REQ A IOW IOR IOCHRDY DACK A IRQ14 SA1 SA0 CS0 A ACTIVE 2 4 6 8 10 12 14...

Page 88: ...I O I O O I O GND SD8 SD9 SD10 SD11 SD12 SD13 SD14 SD15 Not Used GND GND GND Not Used GND IOCS16 Not Used SA2 CS1 B GND Active low signal 9 01 3 IDE HOOK UP For hooking up either connector a 40 pin du...

Page 89: ...MODE option ON or OFF This option enables or disables multiple sector reads and writes for IDE drives By selecting LBA LARGE MODE you can set AMIBIOS to support IDE hard disk capacities greater than...

Page 90: ...FLOPPY DEVICES SUPPORTED The floppy disk controller is IBM PC XT AT compatible single and double density and supports Enhanced Floppy Mode 2 88MB It handles 3 5 inch and 5 25 inch low and high densit...

Page 91: ...IDE Floppy 9 7 9 02 2 FLOPPY CONNECTOR LOCATION PIN OUT The Floppy connector appears on Diagram 9 2 at J4 DIAGRAM 9 2 Floppy Connector Location...

Page 92: ...18 20 22 24 26 28 30 32 34 O I O O O O O O O O I I I O I RPM LC Not Used Not Used INDEX MOTOR ON 0 1 DRIVE SELECT B DRIVE SELECT A MOTOR ON 2 DIR CONTROL STEP WRITE DATA WRITE ENABLE TRACK0 WRITE PROT...

Page 93: ...a a standard IBM 34 pin flat ribbon cable that connects to J4 DIAGRAM 9 3 Floppy Disk Cable Enhanced Floppy Mode In order to connect your 2 88MB floppy drive simply indicate the proper floppy disk dri...

Page 94: ...For proper operation we recommend younot install these jumpers 1 W24 No jumper EDOUT left to software and W25 No jumper HDOUT left to software This is the initial setting 2 W24 Short Pins 1 and 3 EDO...

Page 95: ...etup program s main menu use the following procedure to complete the setup From the Setup window select the Standard icon From the Standard Setup screen select the Floppy A icon or the Floppy B icon T...

Page 96: ...are two 16C550 compatible serial ports These have internal 16 byte FIFO buffers for more efficient data transfers For information on the programming of serial ports with the use of FIFO buffers you ca...

Page 97: ...Serial Parallel Ports 10 2 10 01 1 SERIAL PORTS LOCATION PIN OUTS Serial Port 1 and Serial Port 2 appear on Diagram 10 1 at J6 and J7 respectively DIAGRAM 10 1 Serial Ports Location...

Page 98: ...n DSUB Standard Pin Out Pin Number Signal Flow Signal Pin Number Signal Flow Signal 1 I DCD 2 I RX 3 O TX 4 O DTR 5 GND 6 I DSR 7 O RTS 8 I CTS 9 I RI 10 TEKNOR offers a 10 pin header to 9 pin DSUB ca...

Page 99: ...E 10 2b IBM 9 Pin DSUB Standard Pin Out Pin Number Signal Flow Signal Pin Number Signal Flow Signal 1 I DCD 2 I RX 3 O TX 4 O DTR 5 GND 6 I DSR 7 O RTS 8 I CTS 9 I RI 10 TEKNOR offers a 10 pin header...

Page 100: ...ser must first write 1 to bit 3 at I O address 190H or at 290H or 390H depending on W9 jumper This allows the transceiver pins 3 and 4 of J7 to be controlled by the RTS signal Upon power up or reset t...

Page 101: ...Pins 1 2 shorted RS232 This is the initial setting Or Pins 2 3 shorted RS485 RS422 W14 Serial Port 2 Configuration Open RS232 This is the initial setting Shorted RS485 W4 RTS2 CTS2 W15 DSR2 DTR2 W4 a...

Page 102: ...n the ON BOARD SERIAL PORT 1 option may be set to Auto Disabled 3F8h 2F8h 3E8h or 2E8h if one of these is used by SERIAL PORT 2 it will not appear in the scroll list Also in the Peripheral Setup scree...

Page 103: ...10 02 1 MODES The parallel port is a multi mode parallel port supporting the following modes Standard Parallel Port SPP This mode is IBM XT AT compatible and PS 2 compatible bi directional Enhanced Pa...

Page 104: ...Serial Parallel Ports 10 9 10 02 2 PARALLEL PORT LOCATION PIN OUT The Parallel Port appears on Diagram 10 2 at J10 DIAGRAM 10 2 Parallel Port Location...

Page 105: ...n it is in Standard mode TABLE 10 4 Parallel Port Connector J10 Standard Mode Pin Number Signal Flow Signal Pin Number Signal Flow Signal 1 O STROBE 2 O AUTOFD 3 I O D0 4 I ERROR 5 I O D1 6 O INIT 7 I...

Page 106: ...ector J10 EPP Mode Pin Number Signal Flow Signal Pin Number Signal Flow Signal 1 O WRITE 2 O DATASTB 3 I O D0 4 Not Used 5 I O D1 6 Not Used 7 I O D2 8 O ADDRSTRB 9 I O D3 10 GND 11 I O D4 12 GND 13 I...

Page 107: ...O INIT 1 REVERSERQST 2 7 I O D2 8 O SELECTIN 1 2 9 I O D3 10 GND 11 I O D4 12 GND 13 I O D5 14 GND 15 I O D6 16 GND 17 I O D7 18 GND 19 I ACK 20 GND 21 I BUSY PERIPHACK2 22 GND 23 I PERROR ACKREVERSE...

Page 108: ...ow select the Peripheral icon In the Peripheral Setup screen the ONBOARD PARALLEL PORT option may be set to Auto Disabled 278h 3BCh or 378h Also in the Peripheral Setup screen the PARALLEL PORT MODE o...

Page 109: ...firmware features makes this a truly powerful card The TEK933 uses the Symbios 53C810 SCSI II PCI Controller It provides Bus Master support and a burst data transfer rate of 10MB second in synchronous...

Page 110: ...On Board SCSI Controller BIOS option of the VIP UP screen must be set at Enabled When done update your VIP UP Setup by pressing the F10 key You should not install your SCSI hard disk type in AMIBIOS...

Page 111: ...ce You must also install a cable from your power supply to your SCSI device 4 Follow Specific Device Installation Instructions Power On Follow installation instructions provided with your SCSI periphe...

Page 112: ...3 SCSI CONNECTOR TABLE 11 2 SCSI Connector J2 Pin Out Pin Number Signal Pin Number Signal 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 GND GND GND GND GND GND GND GND GND GND...

Page 113: ...fficient latency during packet transmission and reception and minimizing intervention during normal network error recovery Supports Microsoft s Plug and Play System configuration for jumperless design...

Page 114: ...to the READ_NET TXT ASCII or READ_NET DOC WORD 6 0 file also on the diskette for instructions on installing the drivers Once the proper Ethernet driver is installed the onboard Plug and Play BIOS and...

Page 115: ...12 1 Ethernet 10 Base T RJ45 Connector J16 Pin Out Pin Number Signal Flow Signal Pin Number Signal Flow Signal 1 O TD 2 O TD 3 I O RD 4 Not Used 5 Not Used 6 I RD 7 Not Used 8 Not Used TABLE 12 2 Eth...

Page 116: ...eo controller 1MB of video memory DRAM and a video feature connector for video overlay and color keying Video components appear on Diagram 13 1 and 13 2 on the following page as follows Flat Panel CRT...

Page 117: ...Video 13 2 DIAGRAM 13 1 Video Components Location Top of Board DIAGRAM 13 2 Video Components Location Bottom of Board...

Page 118: ...roller supports panels with resolution up to 800 x 600 It supports monochrome and color Single Panel Single Drive Dual Panel Dual Drive STN and TFT LCD and EL panels 13 02 2 CRT SUPPORT The video cont...

Page 119: ...angle female connector See Diagram 13 1 for the location of J15 13 03 1 SVGA CONNECTOR J15 The VGA connector s pin out appears in Table 13 1 TABLE 13 1 VGA Connector J15 Pin Out Pin Number Signal Pin...

Page 120: ...Signal Pin Number Signal 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 FP4 FP6 FP12 FP14 FP19 FP11 FP23 FP21 GND GND GND FP3 MOD GND GND FP8 GP1 FPBL LLCLK FPVEE FP2 STANDBY F...

Page 121: ...er settings and other special requirements for some of the most popular displays The name of the Flat Panel BIOS file BFP extension that you must use to update the Flash EPROM BIOS is also included in...

Page 122: ...e of pixels to overlay can be changed dynamically Jumpers W7 and W23 are used for enabling or disabling the Video Feature Connector Enable Open W7 and short W23 Disable Short W7 and open W23 This is t...

Page 123: ...ors activity from the Keyboard Video Serial and Parallel I O and the Hard and Floppy Drives The timeouts which are used to enter into Sleep Mode and then Suspend Mode are programmable via the AMIBIOS...

Page 124: ...ovides an easy and effective way of resetting the system See Section 6 11 for more information 14 02 2 ONBOARD POWER DETECTION An onboard device which is part of the reset circuit constantly monitors...

Page 125: ...lgorithm The W13 jumper when shorted will generate a NMI Non Maskable Interrupt through the IOCHK line when the PFO goes low In turn this NMI may be serviced by an interrupt handler to locate the sour...

Page 126: ...lure occurs such that the Watchdog is not refreshed a reset pulse is generated by the Watchdog to restart the processor The user program must provide the first access to address 190H or at 290H or 390...

Page 127: ...PART THREE SOFTWARE REFERENCE 15 AMIBIOS SETUP 16 VIP UP SETUP 17 UPDATING BIOS WITH UBIOS 18 VT100 MODE...

Page 128: ...opriate time during system boot This utility is used to set configuration data in CMOS RAM The system BIOS Basic Input Output System provides an interface between the operating system and the hardware...

Page 129: ...ined in section 15 04 Utility section 15 05 Security section 15 06 Default section 15 07 By default the Setup window is highlighted as shown on the screen above when the main menu is called up to high...

Page 130: ...ning windows a scroll list of options and option pop ups When a value needs to be entered a window appears which resembles a keyboard indicating that a value needs to be entered using the keyboard as...

Page 131: ...VING CONFIGURATIONS EXITING AMIBIOS SETUP The EXIT SETUP window displays the following options Save changes and Exit Do not save changes and Exit Continue Each is explained below Save changes and Exit...

Page 132: ...ut saving or exiting select this option To save changes and write the new configuration to CMOS RAM press ESC from the main menu and select the Save changes and Exit option The four windows of the mai...

Page 133: ...ayed parameters are stored in the user defined drive TYPE USER It is possible that the parameters provided do not match the ones found in your drive s literature This should not be considered an error...

Page 134: ...ent that a value has been changed and one wishes to set this option to its original value Loading the Optimal or Fail Safe defaults will affect all the options and will reset options previously altere...

Page 135: ...EGA Password Check Setup Setup OS 2 Compatible Mode Disabled Disabled Hit DEL Message Display Enabled Enabled Internal Cache Writeback Writeback External Cache Writeback Writeback System BIOS Cacheabl...

Page 136: ...settings are C A CDROM or A C CDROM or CDROM C A When booting from the CDROM drive the CDROM will behave like drive A if it has a floppy boot image The CDROM drive will now become drive A and the fir...

Page 137: ...When there is more than 16MB system memory and one wishes to boot with OS2 operating system this option must be set to Enabled HIT DEL MESSAGE DISPLAY Disabling this option will prevent the Hit DEL i...

Page 138: ...ss named in the option title For example the C800 16k Shadow option enables shadowing of the contents of ROM from C8000h CBFFFh to RAM Not all BIOS can be shadowed In some cases it can result in errat...

Page 139: ...for all devices and system features These parameters have been provided to give control over the system However the values for these options should be changed only if the user has a full understanding...

Page 140: ...ry Hole at 15MB Add Disabled Disabled Non Cache Block1 Size Disabled Disabled Non Cache Block1 Base Disabled Disabled Non Cache Block2 Size Disabled Disabled Non Cache Block2 Base Disabled Disabled Ca...

Page 141: ...he system allows onboard DRAM operations to continue before ISA refresh is complete DMA CLOCK This option specifies the speed of the DMA clock The settings are Slow half ISA bus clock speed and Fast I...

Page 142: ...ne the size of a region of memory Block 2 whose content cannot be read from or written to Cache memory The settings are Disabled 64KB 128KB 256KB 512KB 1MB 2MB and 4MB NON CACHE BLOCK2 BASE This optio...

Page 143: ...n changed and one wishes to set this option to its original value Loading the Optimal or Fail Safe defaults will affect all the options and will reset options previously altered The Fail Safe default...

Page 144: ...ity Ignore Monitor IRQ4 Activity Ignore Monitor IRQ5 Activity Ignore Ignore IRQ6 Activity Ignore Monitor IRQ7 Activity Ignore Ignore IRQ8 Activity Ignore Ignore IRQ9 Activity Ignore Ignore IRQ10 Activ...

Page 145: ...mode the next hard disk access will take a few extra seconds to occur The settings are Disabled 1 min 2 min 3 min 4 min 5 min 6 min 7 min 8 min 9 min 10 min 11 min 12 min 13 min 14 min and 15 min VID...

Page 146: ...every keyboard and PS 2 mouse activity as an event IRQ NUMBER ACTIVITY This option when set to Monitor permits AMIBIOS to monitor every activity on the specific IRQ line as an event VIDEO ACCESS This...

Page 147: ...t displays these options OPTIONS FAIL SAFE DEFAULTS OPTIMAL DEFAULTS Plug and Play Aware O S No No PCI Latency Timer PCI Clocks 64 128 PCI VGA Palette Snoop Disabled Disabled CPU to PCI Write Buffer D...

Page 148: ...y IRQ Disabled Disabled IRQ3 PCI PnP PCI PnP IRQ4 PCI PnP PCI PnP IRQ5 PCI PnP PCI PnP IRQ7 PCI PnP PCI PnP IRQ9 PCI PnP PCI PnP IRQ10 PCI PnP PCI PnP IRQ11 PCI PnP PCI PnP IRQ14 PCI PnP PCI PnP IRQ15...

Page 149: ...ystem requires VGA palette snooping PCI IDE BUSMASTER Setting this option to Enabled specifies that the IDE controller on the PCI local bus has bus mastering capability OFFBOARD PCI IDE CARD When this...

Page 150: ...vailable IRQs passed to BIOS configurable devices set this option to ISA EISA The settings are PCI PnP and ISA EISA RESERVED MEMORY SIZE This option sets the size of the memory area reserved for legac...

Page 151: ...ously altered The Fail Safe default settings consist of the safest set of parameters Use them if the system is behaving erratically They should always work but do not provide optimal system performanc...

Page 152: ...possible settings are Auto Disabled 3F8h 2F8h 3E8h and 2E8h if one of these addresses is used by Serial Port 1 it will not be available ONBOARD PARALLEL PORT This option enables the Parallel Port The...

Page 153: ...AMIBIOS Setup 15 27 15 05 UTILITY WINDOW 15 05 1 COLOR SET If you select Color Set it allows you to set up the background foreground colors of the screen The settings are LCD Army Pastel and Sky...

Page 154: ...at the prompt Enter NEW Password press ENTER 3 Then at the prompt Confirm NEW Password press ENTER 4 The screen then displays Password uninstalled Make sure you select Save Changes and Exit from the E...

Page 155: ...p it is used to restore the values saved in CMOS after a number of settings have been changed in the AMIBIOS Setup program Optimal This option allows you to load the Optimal Default values These are c...

Page 156: ...select another value Use the and keyboard keys to move up and down the screen and on to subsequent or preceding screens As you do the value of the selected field is highlighted If you press the key wh...

Page 157: ...controller 3 Enter VIP UP message This option allows the user to enable or disable the message Press CTRL V to enter TEKNOR VIP UP at the top of the screen upon boot up 4 VT100 Serial Download The VT1...

Page 158: ...IP UP Setup 16 3 6 Flat Panel VGA Controller Display Mode Three possible settings exist for the Flat Panel VGA Controller CRT Only default Flat Panel Only or Simultaneous CRT and Flat Panel are allowe...

Page 159: ...s mode is explained in section 17 01 Batch Mode It is also possible to run the program without menus by a command which specifies the selected options and files with parameters This mode is explained...

Page 160: ...ue hit any key on the keyboard This brings you to the main menu In VT100 mode type UBIOS VT leaving a space between UBIOS and VT If you have a monochrome monitor or a CGA monitor type UBIOS low for lo...

Page 161: ...ate VGA BIOS 7 Copy VGA BIOS 3 Update Teknor s BIOS extension 8 Copy Teknor s BIOS extension 4 Update SCSI BIOS 9 Copy SCSI BIOS 5 Update main BIOS 0 Copy main BIOS Use the Up and Down arrow keys to s...

Page 162: ...ally using the appropriate files Note that the different BIOS files have different extensions All BIOS files can be merged in a single file which has a BIN extension file SVGA Flat Panel files have th...

Page 163: ...s extension version 0 60 main BIOS version 0 60 Directory F LOGICIEL UBIOS UBIOS210 NOT FILES DOCUMENTATION No documentation available DIR B800_060 BIN B800_987 BIN B801_612 BIN The screen displays t...

Page 164: ...the DOCUMENTATION window No corresponding file in that directory However when a filename is displayed in the top window the DOCUMENTATION window will show the content of a DOC file if it is available...

Page 165: ...hen a BIOS file is displayed pressing ENTER will bring a pop up message on the screen Do you really want to update Flash BIOS filename Y N If you type Y then the file will be used to update the Flash...

Page 166: ...appears FLASH BIOS COPY You are currently using version 0 60 File name for extension BIOS file EXT The top part of the screen displays the current BIOS files being used it shows all types of BIOS not...

Page 167: ...S file The file extension of the selected type will appear in the parentheses BIN BFP VGA EXT or ROM Type in the name of the BIOS file to create and press ENTER to proceed Once you complete this step...

Page 168: ...ile with the BIN extension VGA for VGA BIOS file with the BFP or VGA extension TEKNOR for TEKNOR s BIOS extension with the EXT extension MAIN for Main BIOS with the ROM extension filename is the name...

Page 169: ...he Batch Mode options from UBIOS simply call UBIOS with the command line The command will display a Batch options summary of valid UBIOS command lines The same help information will also be displayed...

Page 170: ...m for example Telix Procomm 18 01 VT100 REQUIREMENTS To use VT100 Mode the board must be supplied with 12 volts This is the voltage required by the RS232 drivers The terminal you are using should emul...

Page 171: ...partial cable by using only the TXD and RXD lines The control lines can be ignored by looping them back as shown in Diagram 18 2 Power on your TEK933 and run VIP UP Setup by hitting the CTRL and V key...

Page 172: ...VT100 Mode 18 3 DIAGRAM 18 1 VT100 Full Setup DIAGRAM 18 2 VT100 Partial Setup...

Page 173: ...ust ensure the control lines are in an active state Failing this the system may hang while waiting for the control lines to become active Wiring the system according to Diagram 18 2 allows the lines t...

Page 174: ...APPENDICES A TEK933 SPECIFICATIONS B MEMORY I O MAPS C TEK933 BOARD DIAGRAMS D RECOMMENDED DEVICES MATING CONNECTORS E POST CODES ERROR CODES...

Page 175: ...Supply Current TABLE A 1 Supply Current SUPPLY CURRENT P 75 P 90 P 100 P 120 P 133 P 150 5V 3 03 A 3 35 A 3 57 A 3 80 A 3 36 A 3 48 A 5V Sleep 2 24 A 2 45 A 2 59 A 2 72 A 2 46 A 2 51 A 5V Suspend 1 35...

Page 176: ...ium 100MHz 38286 26 1193 Pentium 120MHz 37561 26 6236 Pentium 133MHz 37960 26 3437 Pentium 150MHz 37074 26 9732 Option 3 Basic board plus 2MB Video Pentium 75MHz 37591 26 6019 memory Pentium 90MHz 373...

Page 177: ...34 3084 Option 8 Basic board with Ethernet 10 Base 2 Pentium 75MHz 31764 31 4823 plus 256KB Cache memory Pentium 90MHz 31586 31 6600 and 1MB Video memory Pentium 100MHz 31407 31 8404 Pentium 120MHz 3...

Page 178: ...9791 Pentium 150MHz 30667 32 6087 Option 13 Basic board with Ethernet 10 Base T Pentium 75MHz 31020 32 2374 plus 256KB Cache memory Pentium 90MHz 30850 32 4151 and 2MB Video memory Pentium 100MHz 306...

Page 179: ...35122 28 4721 Option 18 Basic board with SCSI Interface Pentium 75MHz 35586 28 1009 plus 2MB Video memory Pentium 90MHz 35363 28 2785 Pentium 100MHz 35138 28 4589 Pentium 120MHz 34527 28 9632 Pentium...

Page 180: ...27927 35 8073 Option 23 Basic board with SCSI and Ethernet Pentium 75MHz 30320 32 9812 10 Base 2 plus 256KB Cache memory Pentium 90MHz 30158 33 1589 and 1MB Video memory Pentium 100MHz 29995 33 3393...

Page 181: ...tium 150MHz 29319 34 1076 Option 28 Basic board with SCSI Interface Pentium 75MHz 29642 33 7363 and Ethernet 10 Base T plus Pentium 90MHz 29486 33 9140 256KB Cache memory and Pentium 100MHz 29330 34 0...

Page 182: ...egraded mode of operation requiring repair action All components are considered as having an exponential distribution of time to failure with a constant failure rate A failure rate is attributed to ea...

Page 183: ...ociations as UL and CSA As a result the TEK933 has the following built in features to help ensure that the conditions required for approval are met A current block diode on the battery circuit A curre...

Page 184: ...Memory I O Maps B 1 B MEMORY I O MAPS In this appendix the Memory Map Diagram as well as the Memory Map and I O Map tables are included DIAGRAM B 1 Memory Map Diagram...

Page 185: ...DDRESS FUNCTION 00000 9FFFF 0 640 KB DRAM A0000 BFFFF Video DRAM C0000 C7FFF Video BIOS C8000 CBFFF D4000 D7FFF TEKNOR BIOS Extension CC000 CFFFF D0000 D3FFF Flash BIOS Window D8000 DFFFF System DRAM...

Page 186: ...97 290 297 390 397 TEKNOR Control Port 0F0 0FF Math Coprocessor Configuration Registers 1F0 1F7 3F6 Primary IDE 170 177 376 Secondary IDE 3F0 3F7 370 377 Floppy Disk 378 37A 3BC 3BE 278 27A Parallel P...

Page 187: ...OARD DIAGRAMS Five diagrams are included in this appendix DIAGRAM C 1 TEK933 Assembly Top DIAGRAM C 2 TEK933 Assembly Bottom DIAGRAM C 3 TEK933 Configuration DIAGRAM C 4 TEK933 Mechanical Specificatio...

Page 188: ...TEK933 Board Diagrams C 3 DIAGRAM C 1 TEK933 Assembly Top...

Page 189: ...TEK933 Board Diagrams C 5 DIAGRAM C 2 TEK933 Assembly Bottom...

Page 190: ...TEK933 Board Diagrams C 7 DIAGRAM C 3 TEK933 Configuration...

Page 191: ...TEK933 Board Diagrams C 9 DIAGRAM C 4 TEK933 Mechanical Specifications...

Page 192: ...56K 36 NEC MC 42255A36B 70 256K 36 SAMSUNG KMM536256C 7 256K 36 TOSHIBA THM362500AS 70 256K 36 MICRON MT18D51236M 7 512K 36 MICRON MT9D136M 7 1M 36 NEC MC 421000A36B 70 1M 36 SAMSUNG KMM5361000B 7 1M...

Page 193: ...Recommended Devices Mating Connector D 2 HITACHI HB56D836BR 70A 8M 36 TOSHIBA THM368020S 70 8M 36 TOSHIBA THM368020SG 70 8M 36...

Page 194: ...C50PK TG Thomas Betts 622 5030 622 5041 Hard Disk J3 J8 Amp 746285 9 499252 1 Robinson Nugent IDS C40PK TG Thomas Betts 622 4030 622 4041 40 pin flat cable connector Floppy Disk J4 Amp 746285 8 49925...

Page 195: ...27R Connector only Parallel Port J10 Amp 746285 6 499252 3 Robinson Nugent IDS C26PK TG Thomas Betts 622 2630 622 2641 Polarized IDC female socket connector connector Feature Connector J11 Amp 746285...

Page 196: ...a small display which indicates the POST code number of specific check points in the POST routines as they are passed POST DESCRIPTION CODE Uncompressed INITIALIZATION code check points D0 NMI is Dis...

Page 197: ...Post Codes Error Codes E 2 to main BIOS in shadow RAM...

Page 198: ...irectory F2 Start reading FAT table and analyze FAT to find the clusters occupied by AMIBOOT ROM file F3 Start reading AMIBOOT ROM file cluster by cluster F4 AMIBOOT ROM file not of proper size F5 Dis...

Page 199: ...ction E 02 for details of different BUSes 2B To give control for any setup required before optional video ROM check 2C To look for optional video ROM and give control 2D To give control to do any proc...

Page 200: ...oint 52h 4E Memory test started NOT SOFT RESET About to display the first 64k memory size 4F Memory size display started This will be updated during memory test Going for sequential and random memory...

Page 201: ...before setup 87 Programming before setup complete To uncompress SETUP code and execute CMOS setup 88 Returned from CMOS setup program and screen is cleared About to do programming after setup 89 Prog...

Page 202: ...oard ID command to be issued next A2 Going to display any soft errors A3 Soft error display complete Going to set Keyboard typematic rate A4 Keyboard typematic rate set To program memory wait states A...

Page 203: ...upper nibble X indicates the function number being executed 0 Disable all devices on the BUS concerned 1 Static devices initialization on the BUS concerned 2 Output device initialization on the BUS c...

Page 204: ...rational A memory failure in the first 64KB of memory or Timer 1 is not functioning 5 Processor error The CPU generated an error 6 8042 Gate A20 Failure Cannot switch to protected mode 7 Processor Exc...

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