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Chapter 5  BIOS diagnostics and setup    37

Feature

Available options

Serial Port 1

3F8H (default)
2F8H
3E8H
Disabled

Serial Port 2

2F8H (default)
3F8H
2E8H
Disabled

Parallel Port

378H (default)
278H
3BCH
Disabled

Enhanced Parallel Port

Normal  (default)
EPP
ECP
ECP&ECC

IDE Controller

Enabled (default)
Disabled

Floppy Controller

Enabled (default)
Disabled

Watchdog Timer Setting

16 min

48 seconds

08 min

24 seconds

04 min

12 seconds

02 min

06 seconds

01 min

03 seconds
31.5 seconds
15.8 seconds
7.9 seconds
3.9 seconds
2.0 seconds (default)
1.0 seconds
0.5 seconds

Disabled

Internal Flash/ROM disk

Disabled (default)
Enabled

After you have made your configurations changes, press <ESC> to
return to the main menu.

Summary of Contents for PCA-6143P

Page 1: ... PCA 6143P It then shows you how to configure the card to match your application and prepare it for installation into your PC Sections include Card specifications Locating components Safety precautions Configuration Jumper settings Experienced users can skip to the Quick Start section on page 39 C H A P T E R ...

Page 2: ...ter applications in mind It incorporates a single voltage power supply 5 V and a connector for PC 104 modules Flat panel CRT VGA controller or Flash RAM ROM disk A built in Flash ROM disk emulates a floppy disk drive of up to 1 44 MB capacity It emulates the 1st 2nd 3rd or 4th DOS drive depending on the physical disks installed and the DOS version See Appendix A for details Built using CMOS techno...

Page 3: ...ndar Uses DS 12887 RTC chip and quartz oscillator powered by a lithium battery for 10 years of data retention åMemory DRAM memory 1 MB to 32 MB Uses 256Kx36 SIMM 256 8 1Mx36 SIMM 1000 8 or 4Mx36 SIMM 4000 8 SIMMs with access time of 80 ns or less Shadow RAM memory Support for system and video BIOS of up to 256 KB in 32 KB blocks åI O IDE hard disk drive interface Supports up to two IDE AT bus hard...

Page 4: ...uses hex 043 and 443 to control the watchdog PC 104 connector A PC 104 16 bit bus connector for optional modules such as a Flash RAM ROM disk module and or Flat panel CRT VGA modules Keyboard connectors A 6 pin mini DIN keyboard connector is located on the mounting bracket for easy access An external keyboard adapter is also included An on board keyboard pin header connector is also available åGen...

Page 5: ...PCA 6143P PCB Layout R S 2 3 2 RS 232 422 485 14 318 24M AMERICAN MEGATRENDS AMIBIOS 386SX BIOS 486 SX DX INDUSTRIAL CPU CARD REV B1 J2 J1 C O M 1 C O M 2 X 2 X 2 ALI M1219 40 U 1 J3 DALLAS D S 1 2 8 8 7 SMC F D C 3 7 C 6 6 5 AMIKEY 8042 1 2 3 4 5 ON S W 1 JP1 JP2 JP3 JP4 U1 JP9 JP10 JP12 U2 U3 U5 U6 U8 U9 JP7 JP8 JP14 JP15 JP16 U23 U21 U18 U15 JP18 JP17 JP19 JP27 JP28 JP20 JP23 JP24 JP25 JP26 JP2...

Page 6: ... assignments for each connector appear there or in Appendix D Jumpers and connectors Number Function Page J1 Keyboard connector 17 J2 SBC Power Connector 19 J3 Keyboard connector 6 pin mini DIN 17 JP1 Hard disk drive activity LED 18 JP2 3 CPU type selection 60 JP4 Bus clock selection 9 JP7 Reset switch 17 JP8 Watchdog timer invokes system reset or IRQ15 9 JP9 Power LED and keylock 18 JP10 Speaker ...

Page 7: ...f the card away from the mounting bracket are the two SIMM Single In line Memory Module sockets which hold the card s DRAM memory If you ordered DRAM SIMMs along with your card the SIMMs may already be installed If not you should install them as described in Appendix C Flash RAM ROM disk At the right of the card are three 32 pin sockets which hold the memory chips for the card s Flash RAM ROM disk...

Page 8: ... the card in its anti static packaging when it is not installed in the PC and place it on a static dissipative mat when you are working on it Wear a grounding wrist strap for continuous protection Jumper settings This section tells how to set the jumpers to configure your card It gives the card default configuration and your options for each jumper After you set the jumpers and install the card yo...

Page 9: ...ny doubts about the best hardware configuration for your application contact your local distributor or sales representative before you make any changes Display type JP15 This jumper sets the display adapter type attached to your card If you are using a monochrome LCD or EL screen which uses a CGA EGA VGA or other color display adapter set JP15 to color JP15 Setting Open Monochrome Closed default C...

Page 10: ...allel Port IRQ selection JP11 JP11 IRQ no 1 2 IRQ7 default 2 3 IRQ5 Parallel Port DRQ selection JP17 JP17 DRQ no 1 2 DRQ1 default 2 3 DRQ3 Parallel Port DACK selection JP18 JP18 DACK no 1 2 DACK1 default 2 3 DACK3 The following figure gives card dimensions for SBC applications ...

Page 11: ... passive backplane For specific instructions consult the user s manual for your chassis Before you begin double check the jumper settings for the card described in Chapter 1 This could save you a lot of troubleshooting time later If you are not sure about the proper setting contact your local distributor or sales representative C H A P T E R ...

Page 12: ...hen detach the card hold down bracket This bracket stretches across the top of each circuit card to hold it securely in place 3 Locate a free slot in the chassis You can use any 16 bit double connector slot We suggest that you leave the maximum amount of space between boards to improve cooling 4 You may need to remove a block off cover at the end of the slot Unscrew the cover and save the screw fo...

Page 13: ...s to the PCA 6143P board You can access most of the connectors from at the top of the board while it is installed in the chassis If you have a number of cards installed or your chassis is very tight you may need to partially remove the card to make all the connections When everything is done finish installing the card as described in Chapter 2 ...

Page 14: ...each connection In most cases you will simply need to connect a standard cable If you need to make your own cables you can find pin assignments for the more complicated connectors in Appendix D Warning Always completely disconnect the power cord from your chassis whenever you are working on it Do not make connections while the power is on sensitive electronic components can be damaged by the sudde...

Page 15: ...finding the connector see Chapter 1 page 5 Wire number 1 on the cable is red or blue the other wires are gray Make sure that the red wire corresponds to pin one on the connec tor on the right side Connect the A floppy drive to the connector set on the other end of the cable If you are connecting a 5 25 floppy drive line up the slot in the printed circuit board golden fingers with the blocked off p...

Page 16: ...the drives If you use just one drive you should set it as the master See the documentation that came with your drive for more information Connect the first hard drive to the other end of the cable Wire one on the cable should also connect to pin one on the hard drive connector You may have difficulty determining the pin number Look for a number printed on the drive circuit board Check the document...

Page 17: ...yboard connectors The PCA 6143P board provides two keyboard connectors A 5 pin connector J1 supports passive backplane applications A second 6 pin mini DIN connector J3 on the card mounting bracket supports single board computer applications The card comes with an adapter to convert from the 6 pin mini DIN connector to a standard DIN connector If you need to make your own adapter cable you can fin...

Page 18: ...board lock 5Ground Hard disk drive LED JP1 You can connect a LED to connector JP1 to indicate when the HDD is active The pin on the top is positive Turbo switch JP12 You can connect a switch across the pins of jumper JP12 to change the CPU between Turbo and non Turbo mode When you close short the pins the CPU card operates at full speed When you leave the pins open the card operates at slow speed ...

Page 19: ...computer chassis Connect leads to connector JP10 as shown below External speaker JP10 Pin no Function 1 5 VDC 2Speaker out 3Speaker out 4Speaker out SBC power connector J2 In single board computer non passive backplane applications you will need to connect power directly to the PCA 6143P board using connector J2 This connector is fully compatible with the standard PC power supply connector for a 3...

Page 20: ...ets you connect and disconnect cables after you install the card The DB 9 connector on the top of the bracket is the RS 232 port The second DB 9 connector is the RS 232 422 485 port The following sections tell how to make RS 232 and RS 232 422 485 connections RS 232 connections Different devices implement the RS 232 standard in different ways If you are having problems with a serial device be sure...

Page 21: ...ers JP20 22 25 26 27 28 29 and 30 according to the following table RS 232 RS 422 RS 485 JP20 1 2 2 3 2 3 JP22 Open Short Short JP25 Open Open Short JP26 Open Open Short JP27 Open 1 2 2 3 JP28 1 2 2 3 2 3 JP29 Open Short Short JP30 Open Short Short Pin assignments for the DB 9 connector RS 422 485 are as follows RS 422 485 connector pin assignments Pin Signal 1 TX or send data DTE 2 TX or send data...

Page 22: ...ow control lines manage the communication The following table shows pin connections Computer A Computer B Pin Signal Pin Signal 1 TX 4 RX 2 TX 3 RX 3 RX 2 TX 4 RX 1 TX 5 GND 5 GND 6 RTS 9 CTS 7 RTS 8 CTS 8 CTS 7 RTS 9 CTS 6 RTS å RS 485 signal wiring In a typical RS 485 application the host device requests data from a slave module then listens for the response The host transmits and receives data ...

Page 23: ...er circuit The following figure shows the circuits for the card s RS 422 and RS 485 driver and receiver Driver and receiver circuit Now that you have made all the required external connections you can close up your chassis as described in Chapter 2 If you are installing any other cards do it now You can then power up your system as described in the next chapter ...

Page 24: ...24 PCA 6143P User s Manual ...

Page 25: ...wer up 25 4 Power up After you have set the jumpers Chapter 1 installed SIMMs Appendix C installed the card Chapter 2 and made all external connections Chapter 3 you are ready to power up your system C H A P T E R ...

Page 26: ...found a problem early in the tests you will need to determine the BIOS POST Power On Self Test results by counting beeps or using a POST card See Appendix F for details The most common source of problems is incorrect jumper settings Double check your settings Chapter 1 and restart the system If the system still has problems see Appendix E Maintenance and troubleshooting There are three methods you...

Page 27: ...agnostics and setup 27 C H A P T E R 5 BIOS diagnostics and SETUP This chapter describes the card s diagnos tic tests and how to set BIOS configura tion data BIOS POST Power On Self Test test codes appear in Appendix F ...

Page 28: ...ar on the screen along with the following instructions press F1 to RESUME Write down the message and press the F1 key to continue the bootup sequence Non fatal error messages appear in Appendix F If the routines encounter a fatal error they will stop the tests and output a message indicating which test failed If the fatal error comes before the screen device initializes the card will indicate the ...

Page 29: ...y the only routine visible on the screen will be the memory test The following figure shows the screen as it appears while the tests are occurring ROM BIOS c 1990 American Megatrends Inc xxxx KB OK Hit DEL if you want to run SETUP c American Megatrends Inc xx xxxx xxxxxx xxxxxxx xxxxxx xxxx Power On Self Tests A line of reference codes appears at the bottom left of the screen These codes identify ...

Page 30: ...on options for the highlighted feature If there are less than ten available options the Ctrl PageUp and Ctrl PageDown keys function the same as the PageUp and PageDown keys F1 Displays a help screen for selected feature F2 F3 Changes background and foreground colors F5 Retrieves the values which were resident when the current setup session was started These values will be CMOS values if the CMOS w...

Page 31: ...d Power On Defaults Hit ESC to Stop now Any other Key to continue BIOS Setup Warning Message The following screen will then appear BIOS Setup Program Standard CMOS SETUP C 1991 American Megatrends Inc All Rights Reserved Date mn date year Tue Jan 01 1991 Base memory 640KB Time hour min sec 09 39 06 Ext memory 0KB Daylight Saving Disabled Hard disk C type 47 USER TYPE Cyln Head WPCom LZone Sect Siz...

Page 32: ...til the correct number appears If the BIOS does not support your hard disk select disk type 47 and enter each of the specifications into the blank spaces e g number of cyln You can get these numbers from a label on your disk drive or from the documentation that came with the drive After you have set up drive C you can then set up drive D If you have no drive D select Not Installed Hard disk types ...

Page 33: ...1024 11 65535 1024 17 94 MB 32 1024 15 65535 1024 17 128 MB 33 1024 5 1024 1024 17 43 MB 34 612 2 128 612 17 10 MB 35 1024 9 65535 1024 17 77 MB 36 1024 8 512 1024 17 68 MB 37 615 8 128 615 17 41 MB 38 987 3 987 987 17 25 MB 39 987 7 987 987 17 57 MB 40 820 6 820 820 17 41 MB 41 977 5 977 977 17 41 MB 42 981 5 981 981 17 41 MB 43 830 7 512 830 17 48 MB 44 830 10 65535 830 17 69 MB 45 917 15 65535 ...

Page 34: ...ormally park when the system is shut down Capacity This is the formatted capacity of the drive based on the following formula of heads x of cylinders x of sectors x 512 bytes sec Floppy Drive A and Floppy Drive B The BIOS supports any combination of 3 5 720 KB and 1 44 MB and 5 25 360 KB and 1 2 MB floppy disks If you have no floppy disk installed select Not Installed Primary Display Select the ty...

Page 35: ...s several help screens accessed by pressing the F1 key which display setting options Feature Available options Type Rate Programming Disabled default Enabled Type Rate Delay msec 500 default Type Rate Chars sec 15 default Above 1MB Memory Test Disabled default Memory Parity Error Check Enabled default Disabled Hit DEL Message Display Enabled default Disabled Hard Disk Type 47 RAM Area 0 300 defaul...

Page 36: ...d Adapter ROM Shadow Disabled default D800 32K Enabled Adapter ROM Shadow Disabled default E000 32K Enabled Adapter ROM Shadow Disabled default E800 32K Enabled The above settings shadow ROMs on plug in cards You will need to know the addresses of the ROMs System ROM Shadow Disabled Enabled default Memory Wait State Disable default Enable Shadow BIOS Cacheable Disable default Enable 16 Bit ISA Cyc...

Page 37: ...P ECP ECP ECC IDE Controller Enabled default Disabled Floppy Controller Enabled default Disabled Watchdog Timer Setting 16 min 48 seconds 08 min 24 seconds 04 min 12 seconds 02 min 06 seconds 01 min 03 seconds 31 5 seconds 15 8 seconds 7 9 seconds 3 9 seconds 2 0 seconds default 1 0 seconds 0 5 seconds Disabled Internal Flash ROM disk Disabled default Enabled After you have made your configuration...

Page 38: ...lities All of its functions are destructive to existing data on the disk drive Most IDE hard drives come preformatted from the factory so you will probably only need these utilities if your hard disk develops bad sectors or ages and needs to have the formatting information refreshed Write to CMOS and Exit Do not Exit After you have made your configuration changes select Write to CMOS and Exit If y...

Page 39: ...Appendix A Flash ROM disk 39 A P P E N D I X A Flash ROM disk ...

Page 40: ...st 2nd 3rd or 4th floppy disks and use standard DOS commands COPY DIR etc to manipulate your data Before you use the Flash ROM disk you will need to enable it with the BIOS Advanced Setup Program discussed in Chapter 5 Memory devices The Flash RAM ROM disk supports the following memory devices or their equivalents 27C010 128 KB x 8 EPROM 27C040 512 KB x 8 EPROM 28F010 128 KB x 8 12 V Flash Memory ...

Page 41: ...ou will need for each size emulated disk It also shows the corre sponding settings of jumpers JP19 JP23 Flash RAM ROM and JP24 128 KB 512 KB JP19 JP23 JP24 SRAM 128K Open Short SRAM 512K Open Open FLASH 128K 2 3 Short Short FLASH 512K 2 3 Short Open EPROM 128K 1 2 Short Short EPROM 512K 1 2 Short Open Drive configuration Before you activate the Flash RAM ROM drive using the BIOS Advanced Setup pro...

Page 42: ...ress If you select Disabled the disk will not function Position 3 Position 4 Memory address HEX Off Off Disabled Off On D2000 to D3FFF On Off D6000 to D7FFF On On DA000 to DBFFF åDrive emulated SW1 Positions 5 and 6 of SW1 control the DOS drive emulated by the Flash RAM ROM disk 1st 2nd 3rd or 4th Position 5 Position 6 Drive Off Off 4th Off On 3rd On Off 2nd On On 1st The actual drive letter assig...

Page 43: ...ample below illustrates this Hard disks The Flash ROM disk will not replace corresponding hard disks Instead DOS will assign the Flash ROM disk to the next free drive designation For example if you have a single hard disk drive C and assign the Flash ROM disk to be the 3rd drive switch 5 on switch 6 off the Flash ROM drive will become drive D If you have two hard disks the Flash ROM drive will bec...

Page 44: ... memory devices After you ve set all the jumpers and switches on the PCA 6143P insert the appropriate memory devices into the card s sockets Remember that you will need to program EPROMs before you insert them 1 Make sure that the pins of the memory chips are perpendicular to the case and both rows are parallel to each other Many times the chips come with the pins spread out slightly Place the chi...

Page 45: ... EXE If you are using an extended or expanded memory manager such as EMM386 or QEMM386 you will need to configure it to avoid the addresses used by the Flash RAM ROM disk set by positions 1 and 2 of SW1 Otherwise the memory manager will attempt to use these addresses causing unreliable operation For example the line in your CONFIG SYS file that invokes EMM386 the DOS memory manager might be the fo...

Page 46: ...46 PCA 6143P User s Manual ...

Page 47: ...chdog timer The PCA 6143P is equipped with a watchdog timer that resets the CPU or generates an interrupt if processing comes to a standstill for whatever reason This feature ensures system reliability in industrial stand alone and unmanned environments C H A P T E R ...

Page 48: ...es to a standstill because of EMI or a software bug your program s signals to I O port address 443 to the timer will be interrupted The timer will then automatically reset the CPU or invoke an IRQ and data processing will continue normally The following program shows how you might program the watchdog timer in BASIC 10 REM Watchdog timer example program 15 REM Watchdog timer interval set to 2 sec ...

Page 49: ...ading 49 C Upgrading This appendix gives instructions for increasing the capabilities of your CPU card It covers DRAM memory installation SIMMs CPU installation and upgrading Installing PC 104 modules A P P E N D I X ...

Page 50: ...ies System memory configuration SIMM size Pcs 1 MB 256 KB x 36 1 2 MB 256 KB x 36 2 4 MB 1 MB x 36 1 8 MB 1 MB x 36 2 16 MB 4 MB x 36 1 32 MB 4 MB x 36 2 The procedure for installing SIMMs appears below Please follow these steps carefully Warning Completely disconnect power from the system before you install SIMMs Remove the CPU card from the chassis Caution Properly ground yourself we recommend a...

Page 51: ...e old 486 CPU install the new and set the jumpers for the CPU type and speed Warning Disconnect all power from the chassis before you remove or install the CPU card Follow the power down procedure outlined in the manual for your chassis Unplug the power cord from the wall don t just turn off the power switch If you are not sure what to do take the job to an experienced professional Caution The ele...

Page 52: ...ed for use with PGA devices This will make the new CPU slide in MUCH easier and reduce the chance of bending pins or other damage Next carefully align the CPU so it is parallel to the socket and the notch on the corner of the CPU matches with the notch on the inside of the socket Carefully slide in the CPU There will probably be a gap between the CPU and the connector when it is fully seated do no...

Page 53: ...e PCM 3718 30 KHz A D module PCM 3724 48 channel DIO module PC 104 modules are produced by over a dozen manufacturers and the PC 104 form factor is being advanced as an appendix to the ISA bus standard Connectors CN4 and CN5 support 16 bit PC 104 modules For module installation instructions see the user manual for the module For help locating the connectors refer to Chapter 1 If you want to make y...

Page 54: ...54 PCA 6143P User s Manual PCA 6143P dimensions mm ...

Page 55: ...signments HDD connector pin assignments FDD connector pin assignments Keyboard connector pin assignments Piggyback connector pin assignments Card connector pin assignments System I O port address assignments System information I O address assignments DMA channel assignments DMA controller registers DMA page addresses Interrupt assignments Timer channel assignments A P P E N D I X ...

Page 56: ...DATA 6 9 DATA 7 10 ACKNOWLEDGE 11 BUSY 12 PAPER EMPTY 13 SELECT 14 AUTO FEED 15 ERROR 16 INIT PRINTER 17 SELECT INPUT 18 25 GROUND HDD connector CN1 Pin no Signal Pin no Signal 1 RST 2 GND 3 D7 4 D8 5 D6 6 D9 7 D5 8 D10 9 D4 10 D11 11 D3 12 D12 13 D2 14 D13 15 D1 16 D14 17 D0 18 D15 19 GND 20 N C 21 N C 22 GND 23 IOW 24 GND 25 IOR 26 GND ...

Page 57: ... connector CN2 Pin no Signal 1 33 odd GROUND 2 HIGH DENSITY 4 6 UNUSED 8 INDEX 10 MOTOR ENABLE A 12 DRIVER SELECT B 14 DRIVER SELECT A 16 MOTOR ENABLE B 18 DIRECTION 20 STEP PULSE 22 WRITE DATA 24 WRITE ENABLE 26 TRACK 0 28 WRITE PROTECT 30 READ DATA 32 SELECT HEAD 34 DISK CHANGE Keyboard connector pin assignment J1 J3 mini DIN Signal 1 5 CLOCK 2 1 DATA 3 2 6 N C 4 3 GND 5 4 5 V ...

Page 58: ...14 8 SD1 ENDXFR LA17 DACK0 9 SD0 12 MEMR DRQ0 10 IOCHRDY KEY 2 MEMW DACK5 11 AEN SMEMW SD8 DRQ5 12 SA19 SMEMR SD9 DACK6 13 SA18 IOW SD10 DRQ6 14 SA17 IOR SD11 DACK7 15 SA16 DACK3 SD12 DRQ7 16 SA15 DRQ3 SD13 85V 17 SA14 DACK1 SD14 MASTER 18 SA13 DRQ1 SD15 0V 19 SA12 REFRESH KEY 2 0V 20 SA11 SYSCLK 21 SA10 IRQ7 22 SA9 IRQ6 23 SA8 IRQ5 24 SA7 IRQ4 25 SA6 IRQ3 26 SA5 DACK2 27 SA4 TC 28 SA3 BALE 29 SA2...

Page 59: ...0 Input Output A10 I O CHRDY Input A11 AEN Output A12 SA19 Input Output A13 SA18 Input Output A14 SA17 Input Output A15 SA16 Input Output A16 SA15 Input Output A17 SA14 Input Output A18 SA13 Input Output A19 SA12 Input Output A20 SA11 Input Output A21 SA10 Input Output A22 SA9 Input Output A23 SA8 Input Output A24 SA7 Input Output A25 SA6 Input Output A26 SA5 Input Output A27 SA4 Input Output A28 ...

Page 60: ...Power B8 0WS Input B9 12Vdc Power B10 GND Ground B11 SMEMW Output B12 SMSMR Output B13 IOW Input Output B14 IOR Input Output B15 DRACK3 Output B16 DRQ3 Input B17 DRACK1 Output B18 DRQ1 Input B19 REFRESH Input Output B20 CLK Output B21 IRQ7 Input B22 IRQ6 Input B23 IRQ5 Input B24 IRQ4 Input B25 IRQ3 Input B26 DACK2 Output B27 T C Output B28 BALE Output B29 5Vdc Power B30 OSC Output B31 GND Ground ...

Page 61: ...R Input Output C10 MEMW Input Output C11 SD08 Input Output C12 SD09 Input Output C13 SD10 Input Output C14 SD11 Input Output C15 SD12 Input Output C16 SD13 Input Output C17 SD14 Input Output C18 SD15 Input Output Card connector pin assignments Side D I O pin Signal name Input Output D1 MEM CS16 Input D2 I O CS16 Input D3 IRQ10 Input D4 IRQ11 Input D5 IRQ12 Input D6 IRQ15 Input D7 IRQ14 Input D8 DA...

Page 62: ...NMI mask 080 09F DMA page register 0A0 0BF Interrupt controller 2 0C0 0DF DMA controller 0F0 Clear math co processor 0F1 Reset math co processor 0F8 0FF Math co processor 1F0 1F8 Fixed disk 200 207 Game I O 278 27F Parallel printer port 2 LPT 3 2F8 2FF Serial port 2 300 31F Prototype card 360 36F Reserved 378 37F Parallel printer port 1 LPT 2 380 38F SDLC bisynchronous 2 3A0 3AF Bisynchronous 1 3B...

Page 63: ...C Status register C 0D Status register D 0E Diagnostic status byte 0F Shutdown status byte 10 Diskette drive type byte drives A and B 11 Reserved 12 Fixed disk type byte drives C and D 13 Reserved 14 Equipment byte 15 Low base memory byte 16 High base memory byte 17 Low expansion memory byte 18 High expansion memory byte 19 2D Reserved 2E 2F 2 byte CMOS checksum 30 Low expansion memory byte 31 Hig...

Page 64: ...nt address 0C2 CH0 base and current word count 0C4 CH1 base and current address 0C6 CH1 base and current word count 0C8 CH2 base and current address 0CA CH2 base and current word count 0CC CH3 base and current address 0CE CH3 base and current word count 0D0 Read status register Write command register 0D2 Write mode register 0D4 Read temporary register Write command register 0D6 Write mode register...

Page 65: ...output 3 IRQ 1 Keyboard IRQ 2 Interrupt from controller 2 cascade 4 IRQ 8 Real time clock 5 IRQ 9 Cascaded to INT 0AH IRQ 2 6 IRQ 10 Reserved 7 IRQ 11 Reserved 8 IRQ 12 Reserved 9 IRQ 13 INT from co processor 10 IRQ 14 Fixed disk controller 11 IRQ 15 Reserved 12 IRQ 3 Serial communication port 2 13 IRQ 4 Serial communication port 1 14 IRQ 5 Parallel port 2 bus mouse 15 IRQ 6 Diskette controller FD...

Page 66: ...66 PCA 6143P User s Manual ...

Page 67: ...shooting 67 E Maintenance and troubleshooting This appendix describes the general maintenance that your CPU card requires to ensure reliable operation It then gives some solutions to common card trouble shooting problems A P P E N D I X ...

Page 68: ...anual To avoid injury to personnel disconnect the power cord from the power source Only qualified experienced electronics personnel should access the interior of the chassis Caution Never allow moisture or condensation to come in contact with the PCA 6143P components or cables and connectors Damage to sensitive components may occur Inspect all cables and connectors to verify that they are securely...

Page 69: ...re OK Remove or change add on cards and test again Ensure that the math co processor is properly inserted in its socket Check the connections between the video card and monitor Check display adjustments especially when using LCD displays The system may be booting up but not displaying on the screen If you are booting from a floppy disk drive make sure the floppy is bootable If booting from a hard ...

Page 70: ...ould not be connected to the end of a power trunk line Next check the output of the power supply The 5 VDC supply should be between 4 75 and 5 25 VDC Make sure the temperature of the case is less than 60o C 140o F If necessary clean the air filter and backplane Check that the SIMM DRAM modules have an access time of 80 nsec or less PROBLEM Serial Port Failure SOLUTION Check cable connections betwe...

Page 71: ...rectly PROBLEM FDD works incorrectly SOLUTION Check the connections between the CPU card and FDD Clean the magnetic head of the FDD Make sure you are using diskettes of the proper capacity and format Check that the FDD type is correctly set in CMOS Reset the BIOS to the default setting and try again Make sure the super I O configuration is setup correctly PROBLEM HDD works incorrectly SOLUTION Che...

Page 72: ...Check that the shadow RAM and EMS settings in CMOS do not conflict with the add on card s firmware and I O addresses Remove or replace the terminating resistors on the passive backplane and test again These resistors are especially important for high speed add on cards PROBLEM Real time clock is not accurate SOLUTION Under standard conditions the DS 12887 is accurate to within two minutes per mont...

Page 73: ...endix F AMI BIOS error codes 73 F AMI BIOS error codes This appendix lists the codes generated by the AMI BIOS if it encounters a hardware error during its POST Power On Self Test routines A P P E N D I X ...

Page 74: ...and output a message indicating which test failed If the fatal error comes before the screen device initializes the card will indicate the error code through a series of beeps You can also determine the number of the test that failed by reading the LED indicators on the top of the PCA 6143P board Please make a note of any BIOS error codes before you contact Advantech for technical support Beep cod...

Page 75: ...r read write error The shutdown register for the CMOS memory has failed Non fatal error messages Following are descriptions of the BIOS s non fatal error messages 8042 Gate A20 error The gate A20 portion of the keyboard controller 8042 has failed to operate correctly Replace the 8042 chip or the keyboard Address line short An error has occurred in the address decoding circuitry of the card Cache m...

Page 76: ...rror CMOS memory size mismatch If the BIOS finds the amount of memory on your motherboard to be different from the amount indicated in the CMOS it generates this message Run the BIOS Setup Program to correct this error CMOS system options not set The values stored in CMOS are either corrupt or nonexistent Run the BIOS Setup Program to correct this error CMOS time and date not set Run Standard CMOS...

Page 77: ... s floppy disk drive controller HDD controller failure An error has occurred with the board s floppy disk drive controller INTR 1 error Interrupt channel 1 has failed the POST routine INTR 2 error Interrupt channel 2 has failed the POST routine Invalid boot diskette The BIOS can read the diskette in floppy drive A but it cannot boot up the system with it Use another boot diskette and follow the in...

Page 78: ...ff board parity error The BIOS has encountered a parity error in some memory in stalled in an I O expansion slot The message will appear as follows OFF BOARD PARITY ERROR ADDR HEX XXXX XXXX is the address in hexadecimal at which the error occurred On board parity error The BIOS has encountered a parity error in some memory in stalled in the CPU card The message will appear as follows ON BOARD PARI...

Page 79: ...o enable ROM i e disable shadow RAM Cache if any 06 ROM is enabled Calculation ROM BIOS checksum 07 ROM BIOS checksum passed 08 BAT command to keyboard controller is issued Going to verify the BAT command 09 Keyboard controller BAT result verified Keyboard command byte to be written next 0A Keyboard command byte chewed is issued Going to write command byte data 0B Keyboard controller command byte ...

Page 80: ...one next 1A Memory Refresh line is toggling Going to check 15 msec ON OFF time 1B Memory Refresh period 30 msec test complete Base 64k memory test about to start 20 Base 64k memory test started Address line test to be done next 21 Address line test passed Going to do toggle parity 22 Toggle parity over Going for sequential data R W test 23 Base 64k sequential data R W test passed Any setup before ...

Page 81: ... the retrace checking 31 Display memory R W test or retrace checking failed About to do alternate Display memory R W test 32 Alternate Display memory R W test passed About to look for the alternated display retrace checking 33 Video display checking over Verification of display type with switch setting and actual card to begin 34 Verification of display adapter done Display mode to be set next 35 ...

Page 82: ... memory Going to write patterns in base 640 K memory 48 Patterns written in base memory Going to find out amount of memory below 1 M 49 Amount of memory below 1 M found and verified Going to find out amount of memory above 1 M 4A Amount of memory above 1 M found and verified Going for BIOS ROM data area check 4B BIOS ROM data area check over Going to check ESC and to clear memory below 1 M for sof...

Page 83: ...assed About to verify from display memory 61 Display memory verification over About to go for DMA 1 base register test 62 DMA 1 base register test passed About to go for DMA 2 base register test 63 DMA 2 base register test passed About to go of BIOS ROM data area check 64 BIOS ROM data area check halfway BIOS ROM data area check to be complete 65 BIOS ROM data area check over About to program DMA ...

Page 84: ... Setup options are programmed 8E Mouse check and initialization complete Going for hard disk 8F Floppy check returns that floppy is to be initialized Floppy setup to follow 90 Floppy setup is over Test for hard disk presence to be done 91 Hard disk presence test over Hard disk setup to follow 92 Hard disk setup complete About to go for BIOS ROM data area check 93 BIOS ROM data area check halfway B...

Page 85: ...board ID flag to be reset A1 keyboard ID flag reset Cache memory test to follow A2 Cache memory test over Going to display any soft errors A3 Soft error display complete Going to set the keyboard typematic rate A4 Keyboard typematic rate set Going to program memory wait states A5 Memory wait states programming over Screen to be cleared next A6 Screen cleared Going to enable parity and NMI A7 NMI a...

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