Manual - Sintech adapter
Contents
1. A keyboard reset error or stuck key was found Issue the keyboard controller interface test command next The keyboard controller interface test completed Write the command byte and initialize the circular buffer next The command byte was written and global data initialization has completed Check for a locked key nex t Locked key checking is over Check whether a memory size mismatch with CMOS RAM data next Check for configuration errors Check for keyboard errors Set up hardware interrupt vectors Initialize Intelligent System Monitoring Initialize coprocessor if present Disable onboard Super T O ports and IRQs Late POST device initialization Detect and install external RS232 ports Configure non MCD IDE controllers Detect and install external parallel ports 85 86 87 88 89 8A The memory size check is done Display a soft error and check for a password or by passing WINBIOS is Set up next The password was checked Perform any required programming before WINBIOS Setup next The programming before WINBIOS Setup has completed Uncompress the WINBIOS Setup code and execute the AMIBIOS Setup or WINBIOS Setup utility next Returned from WINBIOS Setup and cleared the screen Perform any necessary programming after WINBIOS Setup next The pro gramming after WINBIOS Setup has completed Display the power on screen message next Initialize PC compatible P2. As long as the Power is on after you plug the card in the slot Or else there is no voltage of 12V or there is short circuit The LED should be on As long as the Power is on after you plug the card in the slot Or else there is no voltage of 12V or there is short circuit The LED should be on As long as the Power is on after you plug the card in the slot Or else there is no voltage of 5V or there is short circuit The LED should be on As long as the Power is on after you plug the card in the ISA slot Or else there is no voltage of 5V or there is short circuit There is own 5V of ISA slot There is the proper voltage of 3V3 of the PCI volt The LED should be on As long as the Power is on after you plug the card in the PCI slot but sometimes the LED may be off by the reason that there is no voltage of 3V3 of a few PCI slot or there is open circuit 6 Flow chart Power off and remove all the cards that plug in expansion slot Insert the card into ISA or PCI slot Notice When you plug it in the ISA slot the component side should face to the power if it plugged in the wrong direction the card and motherboard is not broken but both the card and the main board stop running According to the Power on Judge If the all lights run normally The BIOS light may be on low power to sparkle Judge whether the error code that means there is a trouble with the main board is displayed Power off insert the display card I
3. The memory above 1 MB has been tested and initialized Saving the memory size information next The memory size information and the CPU registers are saved Enter real mode next Shutdown was successful The CPU is in real mode Disable the Gate A20 line parity and the NMI next The A20 address line parity and the NMI are Display BIOS copyright notice Initialize Multi Boot Display CPU type and speed Initialize EIS A board Test keyboard Set key click if enabled Enable USB devices 58 59 5A 5B 5C 60 61 62 Setup virus protection boot sector protection functionality according to setup setting Try to turn on level 2 cache if L2 cache has already turned on in post 3D this part will be skipped Set the boot up speed according to setup setting Last chance for initialized Last chance for power management is initialized reen BIOS only Show the system configuration table Setup NUM Lock According to Setup values Program the NUM lock Set matic rate amp typematic speed according to setup chipset is Status disabled Adjust the memory size depending on relocation and shadowing next The memory size was adjusted for relocation and shadowing Clear the Hit lt DEL gt message next The Hit lt DEL gt message is cleared The lt WAIT gt message is displayed Start the DMA and interrupt controller test next The DMA page register test passed Perfo
4. soft reset and clear the memory below 1 MB for the soft reset next If this is a power on situation go to checkpoint 4Eh next The memory below 1 MB has been cleared via a soft reset Clear the memory above 1 MB next The memory above 1 MB has been cleared via a soft reset Save Check ROM copyright notice Initialize 120 support Check video configuration against CMOS Initialize PCI bus and devices Initialize all video adapters in system Quiet Boot start optional Shadow video BIOS ROM 4E 4F 50 51 52 53 54 55 57 Reboot if it is Manufacturing Mode If not Display Messages and Enter Setup Ask Password Optional Security Write All CMOS Values Back to RAM and Clear Enable Parity Checking Enable NMI Enable Cache Before Boot Initialize Option ROMs from C8000h to ERFFFFh or if FSCAN Enabled to F7FFFh Initialize Time Value in 40h BIOS Area the memory size next Go to checkpoint 52h next The memory test started but not as the result of a soft reset Displaying the first 64 KB memory size next The memory size display has started The display is updated during the memory test Perform the sequential and random memory test next The memory below 1 MB has been tested and initialized Adjust the displayed memory size for relocation and shadowing next The memory size display was adjusted for relocation and shadowing Testing the memory above 1 MB next
5. 1 2 3 4 5 6 7 8 9 fo 11 12 13 14 15 Hexadecimal 0 1 2 3 4 5 6 7 8 9 a B c D Ee F Display O We 3 4 5 6 1 8 9 A 6 0 dE FI 5 Description of LED displays Decimalism LED Signal Type RUN Bus pulse If the LED sparkles the main board has been running If the man board hasn t run the LED is off CLK Bus clock As long as the main board is on power after you plug the card in either PCI slot or ISA slot the LED is on or else there is no bus clock signal Base input output signals As long as the CPU is reading to BIOS when the board is on powered the LED sparkles Main equipments is ready OSC Oscillation signal It is oscillation signal of ISA slot The LED should be on As long as the Power is on after you plug the card in the ISA slot onthe main board Or else the crystal oscillation circuit is broken and there is no OSC signal FRAME Frame periods It is cycle frame signal of PCI slot The LED should be on As long as the Power is on after you plug the card in the PCI slot on the main board The LED sparkles when the FRAME signal is coming Or else there is no FRAME signal Lights all the time Resetting signal The LED ought to have been on for half second since you press the power switch or the reset switch If it is on all the time please check whether the resetting pin connects to the accelerating switch or makes up a short circuit or there is some trouble with the resetting circuit The LED should be on
6. completed Pass control to the adaptor ROM at E000h next Initialize security engine optional Enable hardware interrupts Determine number of ATA and SCSI drives Set time of day Check key lock Initialize typematic rate Erase F2 prompt A9 AA AB AC BO Bl B2 B3 B4 B5 B6 B7 B8 B9 BA BB BC BD BE If Interrupts Occurs in Protecting Mode If non masked NMI Occurs Display Press Fl to Disable NMI F2 Reboot Program chipset registers with power on BIOS defaults Returned from adaptor ROM at E000h control Performing any initialization required after the E000 option ROM had control next Initialization after E000 option ROM control has completed Display the system configuration next Uncompress the DMI data and execute DMI POST initialization next The system configuration is displayed Copy any code to specific areas Scan for F2 key stroke Enter SETUP Clear boot flag Check for errors Inform RomPilot about the end of POST POST is done prepare to boot operating system 1 One short beep before boot Terminate QuietBoot optional Check password optional Initialize ACPI BIOS Prepare Boot Initialize SMBIOS Initialize PnP Option ROMs Clear parity checkers Display MultiBoot menu Clear screen optional BF CO Cl C2 C3 C4 C5 C6 C7 C8 C9 CA CB CC CD CE Program the rest of the chipset s
7. value according to setup later setup value program If auto configuration is enabled programmed the chipset with predefined values in the MODBINable Auto Table Turn off OEM specific cache shadow Initialize standard devices with default values DMA controller 8237 Programmable Interrupt Controller 8259 Programmable Interval Timer 8254 RTC chip OEM Specific Test to Size On Board Memory Test the first 256K DRAM Expand the compressed codes into temporary DRAM area including the compressed system BIOS amp Option ROMs Enable OEM Specific Early Shadow for Fast Boot External Cache Size Detection Check virus and backup reminders Try to boot with INT 19 Initialize POST Error Manager PEM Initialize error logging Initialize error display function Initialize system error handler PnPnd dual CMOS optional Initialize note dock optional Initialize note dock late Force check optional Extended checksum optional Redirect Int 15h to enable remote keyboard Redirect Int 13h to Memory Technologies Devices such as ROM RAM PCMCIA and serial disk Redirect Int 10h to enable remote serial video Re map I O and memory for PCMCIA Initialize digitizer and DO D1 D2 D3 D4 D5 D6 The NMI is disabled Power on dely is starting Next the initialization code checksum will be verified Initialize the DMA controller and perform the keyboard controller BAT test St
8. video configuration against CMOS Initialize PCI bus and devices Initialize all video adapters in system Shadow video BIOS ROM Display copyright notice Display CPU type and speed Test keyboard Set key click if enabled 56 Enable keyboard Test for unexpected interrupts Display prompt Press F2 to enter SETUP Test RAM between 512 and 640k Test expanded memory Test extended memory address lina ump to UserPatchl Configure advanced cache registers nable external and CPU caches Display external cache size Display shadow message Display non disposable segments Display error messages Check for configuration errors Test real time clock Check for keyboard errors Set up hardware interrupts vectors Test coprocessor if present Disable onboard I O ports Detect and install external RS232 ports Detect and install external parallel ports Baie 8 1 3 1 8 1 3 3 3 1 4 1 Si 3i 3 2 1 3 3 029 aaa 8 2 3 1 3 2 3 3 3 2 4 1 3 2 4 3 3231 1 3232123 EENI 8 3 3 3 3 3 4 3 3 4 3 3 4 1 1 BAS 3 4 2 1 3 4 2 3 3 4 3 1 3 4 4 1 3 4 4 3 3 4 4 4 4 1 1 1 4 2 1 1 4 2 1 3 4 2 2 1 A903 4 2 3 1 4 2 3 5 4 2 4 1 4 3 1 3 4 3 1 4 4 3 2 1 EES 4 3 2 3 4 3 2 4 4 3 3 1 EEY 4 3 3 3 Re initialize onboard I O ports Initialize BIOS Data Area Initialize Extended BIOS Data Area Initialize floppy controller Initialize hard disk controller Initialize local bus hard disk controller ump to UserPat
9. 19h boots loader next CPU is testing the register inside or the test fails please check the CPU or replace it Verify Real Mode The NMI is disabled Disable Non maskable Next It checks a soft Interrupt NMI reset or the power condition 04 05 06 07 08 09 OA OB OC RAM must be periodically refreshed to keep the memory from decaying This refreshing function is working properly Keyboard Controller Initialization Reserved Verifies whether CMOS is Working correctly Detects whether battery is bad Early chip set initialization Memory presence test OEM chip set routines Ckar low 64K memory Test first 64K memory Initialize Cyrix CPU Initialize Cache Initialize first 120 interrupt vectors with SPURIOUS INT HDLR and initialize INT 00h 1Fh according to INT TBL Test CMOS RAM Checksum if it is bad or INS Key is Pressed Load the default Detect Type of Keyboard Controller The BIOS stack has been built Next it disable cache memory Uncompressing the POST code next Initialize the CPU and the CPU data area subsequently The CMOS checksum is computed The CMOS checksum calculation is done Initialize the CMOS status register for date and time next The CMOS status register is initialized Next performing any required initialization before the keyboard BAT command is issued The keyboard controller input buffer Get CPU type DMA initialization is
10. 2 1 Get CPU type 1 1 2 3 Initialize system hardware 1 1 3 1 Initialize chipset registers with initial POST values 1 1 3 2 Set in POST flag 1 1 3 3 Initialize CPU registers 1 1 4 1 Initialize cache to initial POST values 1 1 4 3 Initialize I O 1 2 1 1 Initialize Power Management 1 2 1 2 Load alternate registers with initial POST values 1 2 1 3 Jump to UserPatch0 1 2 2 1 Initialize keyboard controller 1 2 2 3 BIOS ROM checksum 1 2 3 1 8254 timer initialization 1 2 3 3 8237 DMA controller initialization 1 2 4 1 Reset Programmable Interrupt Controller 1 3 1 1 Test DRAM refresh 1 3 1 3 Test 8742 Keyboard Controller 1 3 2 1 Set ES segment to register to 4 GB 1 3 3 1 28 Autosize DRAM EEY EJAT 1 3 4 3 1 4 1 3 1 4 2 4 1 4 3 1 L452 1 433 EES 1 4 4 2 sitet ISES EES TEA TEF TESI TEE 133 Agi EEE TEK 0 153 TERI 29053 DEFI 39 33 DENI 3 1 1 3 1 3 3204 EEE EEMI 3 3 3 3 4 1 3 4 3 4 1 1 4 1 3 TEKI TEE TERI 4 4 3 8 1 1 1 8 1 1 3 Be 04 Clear 512K base RAM Test 512K base address lina Test 512K base memory Test CPU bus clock frequency Reinitialize the chipset Shadow system BIOS ROM Reinitialize the cache Autosize cache Configure advanced chipset registers oad alternate registers with CMOS values Set Initial CPU speed Initialize interrupt vectors Initialize BIOS interrupts Check ROM copyright notice Initialize manager for PCI Options ROMs Check
11. 20 pins bad 2 refered to the left 27 28 29 2A 2B 2C 2D Initialize Slot 7 Initialize Slot 8 Initialize Slot 9 Initialize Slot 10 Initialize Slot 11 Initialize Slot 12 Initialize Slot 13 Any is initialized before Setting video mode will be done next Initialization is done before Setting the video mode completes Configure the monochrome mode and color mode settings next Initialize the different bus system and static output devices if it is present Passing control to the video ROM to perform any required configuration before the video ROM test All necessary processing before passing control to the video ROM is done Look for the video ROM next and pass control to it The video ROM has returned control to BIOS POST Performing any required processing is after the video ROM had control Auto size DRAM Initialize POST Memory Management Clear 512 KB base RAM RAM fails on address 1 lina XXXX 2E 2F 30 31 32 33 34 35 36 37 38 39 Initialize Slot 14 Initialize Slot 15 Size of base Memory From 256K to 640K and Memory is Extended Above 1MB Test Base Memory From 256K to 640K and Memory Extended Above IMB If EISA Mode Test Memory Found in Initialization EISA Slots Reserved Reserved Reserved Reserved Reserved Reserved Reserved Complete post video ROM test processing If the EGA VGA controller is
12. Catalo gue IS yYDOps iSi es AE E A A E T E A AEN ZOD US AOE CO Mite E EEE E E EE E EE 3 Hexadecimal character ABO 5 traces sn cuietscuawarraneienswegan snmelne tere ngaddevonsataneddmpachunemedeeness 4 Description o ELED displays nseries S EEE EEE RE E 6 FloW charti seeni e T ET a N E E ea E E CErOrcodes tab Eara E RE ETERA VET RE OEE RE SDescriptonof beep code ann nr E EEE E EL EE EE NE E Nats 1 AMI BIOS beep codes fatal Grin sc ii ss sieve evar ca ty aaa eeasicds en eeysageeties pecans aad 2 AMI BIOS beep codes Non fatalierror ocinscscscecesca tear sdavaceweceaa caer Sevdetaas seasenies 3 Award BIOS Beep Codes cusses tents cian vous tank doce aves recurs pIna base tere a TEA AAE neS 4 Phoenix BIOS Heep COdSS sccir cessiaveadeius anol yaverewnenedh cou edara tase EEE OEA SERENE 5 IBM BIOS UGep Codes 5 ti cidiot eat n a arr tae hie ie ences Gish terri aes D C OMe VO NC IM leashes aia E EEEN A EE Shi aa Rittas 1 IfI forget the password what can I do sic sccssycneascaionatl vir aeons eae ee Omnipotent password safes oe feaneede evo packe tetere t terere eae eas arent orl ae GNM password cresine E r E e tele heen sak E EEES Bs Award PassWord onien Sonsuigdaesuabera Lense ta abadauenacme atin ed eat E mane a aanod inecacsens c OSE WA Ysien uane a bi Malaediane ab pay E A ovale staal A a aea Epa aa Q Discharge by SoRWate neer E a A E EAEE ETT ODischarge by hardwares oinar Te en E ued eaves AETERNE DO tie Wa hee ss es ne a ee
13. ISA configuration memory Integrity checksum amp communication interface Initialize Slot 0 System Board Initialize Slot 1 Initialize Slot 2 Initialize Slot 3 Initialize Slot 4 Initialize Slot 5 l test the exception situation of protected mode Please check the memory of CPU and main board 2 no fatal trouble VGA displayed normally If nonfateful trouble occurred then display error message in VGA else Boot operating system Now code 26 is OK code and no any other codes can be displayed Read the 8042 input port and disable the MEGAKEY Green PC feature next Make the BIOS code segment rewrite and perform any necessary configuration before initializing the interrupt vectors The configuration is required before interrupt vector initialization has completed Interrupt vector initialization is about to begin Interrupt vector initialization is done Clearing the password if the POST DIAG switch is on 1 Read write input output port of 8042 keyboard readyfor resolve mode continue to get ready for initialization of all data check the 8042 chips on main board 2 refered to the left Test whether DRAM refreshes Test 8742 Keyboard Controller Set ES segment register to 4 GB l enable A20 address line check the A20 pins of memory controlling chips and check circuit correlated to pins In memory slot may be A20 pin and memory pins are not in contact or memory A
14. O card keyboard hard disk drive and expansion cards Power on Judge whether the error code that means there is a trouble with the main board is displayed Description of LED displaying you can find the cause of the trouble and correct it According to the error code table you can find the cause of the trouble and correct it Power off According to the error code table you can find the cause of the trouble and correct it CODE 00 01 02 03 If the result of the test is correct even though it can t boot the operating system there may be some trouble with the software or disc drive or disk controller or DMA circuit 7 Error code table Award Processor Test 1 verifies Processor status IFLAGS Test the following processor status flags carry zero sign overflow The BIOS sets each flags and verifies whether they are set After then It turns each flag off and verifies whether it is off Test All CPU Registers Except SS SP and BP with Data FF and 00 Disable NMI PIE AIE UHI SQWV Disable video parity checking DMA Reset math coprocessor Clear all page registers CMOS shutdown byte Initialize timer 0 1 and2 including set EISA timer to a known state Initialize DMA controllers 0 and 1 Initialize interrupt controllers 0 and 1 Initialize EISA extended registers AMI Phoenix4 0 Tandy3000 Copying code to specific area is done Passing control to INT
15. OS BIOS will be erased during the discharge so the computer is able to running until you reset it If it is COMPAQ computer you d better get a floppy disk which save CMOS program first then do the discharge or else it is easy to dischar ge but hard to recover 8 hardware jumper discharge to CMOS BIOS All the computers could discharge to CMOS BIOS by switch or jumper and clear any prompt system booting prompt CMOS setup prompt key lock prompt There are examples for the particularity of CMOS of some Original packaging computer The discharge of COMPAQ and AST is finished by close open the switch but except the state power off follow these steps a After the external power is turned off push SW1 and SW1 2 to eo 29 on b External power is turned on Restart the computer c Wait for 1to 5 minutes turn off the computer d Push SW1 and SW1 2 to off e Turn on the computer enter CMOS setup to reset it Most of motherboard discharge to CMOS by jumper and for the different board the pin is different During the discharge read the user s guide of motherboard first if the state of CMOS discharge jumper pin is not included in it to check that whether there are sighs on the motherboard such as Exit Batter Clean CMOS CMOS ROM Reset If you find these sign connect the pin of switch or else remove the battery get helps from your dealer If the problem is not solved still please get in touch w
16. ages The new cursor position has been read and saved Display the Hit lt DEL gt message next The Hit lt DEI gt message is displayed The protected mode memory test is about to start Prepare the descriptor tables next The descriptor tables are prepared Enter protected mode for the memory test next Entered protected mode Enable interrupts for diagnostics mode next Interrupts is enabled if the diagnostics switch is on Initialize data to check memory wrapping around at 0 0 next Data initialized Check for memory wrapping around at 0 0 and find the total system memory size next Auto size cache Advanced configuration of chipset re gisters Load alternate registers with CMOS values Initialize extended memory for Rom Pilot Initialize interrupt vectors POST device initialization 46 Reserved 47 Reserved 48 Reserved 49 Reserved 4A Reserved Reserved 4B Reserved 4C Reserved 4D Reserved The memory wrapping around test is done Memory size calculation has been done Writing patterns to test memory next The memory pattern has been written to extended memory Write patterns to the base 640 KB memory next Patterns write in base memory Determine the amount of memory below 1 MB next The amount of memory below 1 MB has been found and verified Determine the amount of memory above 1 MB memory next The amount of memory above 1 MB has been found and verified Check for a
17. alternate registers with initial POST values 12 13 14 15 16 17 18 19 1A 1B 1C 1D 1E 1F Reserved Reserved Test 8254 Timer 0 Counter 2 Verify 8259 On the Interrupt Lina Verify 8259 On the Interrupt Lina Turn Off Interrupts and verify maskable whether Non Interrupt Register is On Force an Interrupt and Verify the Interrupt Occurring Test Stuck NMI Bits Verify Can Be whether NMI Cleared Display CPU clock Reserved Reserved Reserved Reserved If EISA non volatile memory checksum is normal execute EIS A initialization If not execute ISA tests and clear EIS A mode flag Channel Interrupts by Turning Off and Channel Interrupts by Turning Off and Next disabling DMA controllers 1 and 2 and interrupt controllers 1 and 2 The video display has been disabled Port B has been initialized Next initialize the chipset The 8254 timer test will begin next The 8254 timer test is over Starting The memory refresh test is after that The memory refreshing lina is triggered Check the 15 microsecond on off time next Restore CPU control word during warm boot Initialize PCI Bus primary devices Initialize controller keyboard BIOS ROM checksum Initialize cache before memory Auto size Initialize 8254 timer Initialize 8237 DMA controller Reset Programmable Interrupt Controller 20 21 22 23 24 25 26 Test E
18. art to refresh memory and enter 4 GB flat mode next Start memory sizing next Return to real mode Execute any OEM patches and set the stack next Pass control to the uncompressed code in shadow RAM at E000 0000h The initialization code is copied to segment 0 and the control will be transferred to segment 0 Control is in segment 0 Next checking if lt Ctr gt lt Home gt was pressed and verifying the system BIOS checksum If either lt Ctb or lt Home gt was pressed or the system BIOS checksum is bad next it will go to checkpoint code E0h Otherwise It goes to checkpoint code D7h display message Unknown interrupt El E2 E3 E5 E7 E8 E9 EA EB EC ED EE EF FO F1 El Setup Page El E2 Setup Page E2 E3 Setup Page E3 FA Setup Page F4 E5 Setup Page E5 E6 Setup Page E6 E7 Setup Page E7 E8 Setup Page E8 E9 Setup Page E9 EA Setup Page EA EB Setup Page EB EC Setup Page EC ED Setup Page ED EE Setup Page EE EF Setup Page EF The onboard floppy controller if available is initialized Next begin the base 512 KB memory test Initialize the interrupt vector table next Initialize the DMA and Interrupt controllers next Enable the floppy drive controller and Timer IRQs Enable internal cache memory Initialize the floppy drive Look for a floppy diskette in drive A Read the first sector of the diskette A read error o
19. ave not solve the trouble this code must be the initiative code As long as code 0000 or FFFF is displayed by four bit code POST card the code 0000 or FFFF is initiative code It is no need for you to make a judgment by unaided eye whether there have been some other codes varying before it stops at the code 0000 or FFFF 2 Why is the initiative code meaningless The first code that is displayed when power is on is named initiative code by us because the debug card is also electronical device itself When the power is on the card will display one two bit code automatically It is the initiative code But the code is not the POST code referred to the SYNOPSIS in the chapter one of the manual of the computer So the initiative code is meaningless 3 The codes that haven t been defined is not included in the table 4 For the different BIOS suchas AMI Award Phoenix the code is meaning differently So you must make sure that which kind of BIOS you are testing by viewing the users guide Seeing symbol on the BIOS IC of the motherboard or seeing the screen directly while the computer booting 5 There is no more than some code displayed when you insert the card into the PCI slot ona few brands of motherboards but when you plug it into the ISA slot all the code can be displayed At present it has be discovered that all codes is displayed when you insert the card into the PCI slot of several brands of computers
20. ccurred while it reads the floppy drive in drive A Next search for the AMIBOOT ROM file in the root directory The AMIBOOT ROM file is not in the root directory Initialize the chipset Initialize the bridge Initialize the CPU Initialize system timer Initialize system I O Check force recovery boot Checksum BIOS ROM Go to BIOS Set Huge Segment Initialize Multi Processor Initialize OEM special code Initialize PIC and DMA Initialize Memory type Initialize Memory size Shadow Boot Block System memory test Initialize interrupt vectors Initialize Run Time Clock F2 F3 F4 F5 F6 F7 FB FC FD FF Next read and analyze Initialize video the floppy diskette FAT to find the clusters occupied by the AMIBOOT ROM file Next read the Initialize System AMIBOOT ROM file Management Manager cluster by cluster The AMIBOOT ROM Output one beep file is not the correct size Next disable internal Clear Huge Segment cache memory Boot to Mini DOS Boot to Full DOS Next detect the type of flash ROM Next erase the flash ROM Next programme the flash ROM Int 19 Boot Attempt Flash ROM programming was success ful Next restart the system 4 BIOS 8 Description of beep code 1 AMI BIOS beep codes fatal error DRAM Refreshing Fails Try to reseat the memory first If the error still occurs replace the memory with known good chips 2 beeps Parity Error in First 64K RAM Try to r
21. ch2 Disable A20 address line Clear huge ES segment register Search for option ROMs Shadow option ROMs Set up Power Management nable hardware interrupts Set time of day Check key lock ase F2 prompt Scan for F2 key stroke nter SETUP Clear in POST flag Check for errors POST done prepare to boot operating system One beep Check password optional Clear global descriptor table Clear parity checkers Clear screen optional Check virus and backup reminders Try to boot with INT 19 Interrupt handler error Unknown interrupt error Pending interrupt error Initialize option ROM error Shutdown error xtended Block Move Shutdown 10 error Initialize the chipset Initialize refresh counter Check for Forced Flash Check HW status of ROM BIOS ROM is OK Do a complete RAM test Do OEM initialization Initialize interrupt controller Read in bootstrap code 4 3 3 4 Initialize all vectors 4 3 4 Boot the Flash program 4 3 4 2 Initialize the boot device 4 3 4 3 Boot code was read OK 5 IBM BIOS beep codes Beep Code Description No Beeps No Power Loose Card or Short 1 Short Beep Normal POST computer is ok Short Beep POST error review screen for error code No Power Loose Card or Short No Power Loose Card or Short Motherboard issue ontinuous Beep Repeating Short Beep One Long and one Short Beep ideo Mono CGA Display Circuitry issue ideo EGA Display Circuitry Keyboard Ke
22. eseat the memory first If the error still occurs replace the memory with known good chips 3 beeps Base 64K RAM Failure Try to reseat the memory first If the error still occurs replace the memory with known good chips System timer fails 6 beeps Keyboard Controller 8042 Gate A20 is Error Try to reseat the keyboard controller chip If the error still occurs replace the keyboard chip If the error persists check parts of the system relating to the keyboard e g try another keyboard check to see if the system has a keyboard fuse Processor Virtual Mode Exception Interrupt Error Display Memory Read Write Test Failure Non fatal Replace the video card or Po the memory on the video card ROM BIOS Checksum 32KB at F800 0 Failed It is not likely that this error can be corrected by reseating the chips Consult the motherboard supplier or an AMI product distributor for replacement part s 10 beeps CMOS Shutdown Register Read Write Error TT beeps 2 AMI BIOS beep codes Non fatal error POST Failure One or more of the hardware tests has failed 1 long 2 short An error was encountered in the video BIOS ROM or a horizontal retracing failure has been encountered 1 long 3 short Conventional Extended memory failure 1 long 8 short Display Retrace test failed 3 Award BIOS beep codes 4 Phoenix BIOS beep codes Description What to Check Verify Real Mode Beep Code 1 1 1 3 1 1
23. hen there is some trouble with the computer and the testing is abnormal especially the testing crucial component no displaying in the screen the black screen you can put the Post card in the expansive slot You will know the cause of the trouble by the code that the card indicates and the error codes table of this manual 2 0BLIGATORY CONTENTS 1 The error codes table is in the order of the codes value from small to big The sequence in which the code displays is decided by BIOS of the motherboard 2 You must identify that the code that POST card displayed is initiative code or Error code initiative code is meaningless How do we distinguish initiative code or Error code of conventional two bit code POST card When conventional two bit code POST card displayed a code At first we must see whether there have been some other codes varying before the code is displayed If there have been some codes varying and it stops at a certain code in the end the code is the error code If the displayed code is first code and you cannot see any other code varying before it the code is the initiative code The initiative code is meaningless But sometimes the speed of much code varying is too fast so that by unaided eye we cannot make a judgement whether there have been some other codes varying before it stops at the certain code that I can see in the end You need consider this code as the Error code here in this condition If you h
24. in progress or fails Initialize system hardware Disable shadow and execute code from the ROM Initialize chipset with initial POST values Set IN POST flag Initialize CPU registers Enable CPU cache Initialize caches to initial POST values OD OE OF 10 11 Set NUM_LOCK Status Detect CPU Clock Read CMOS location 14h to find out type of video in use Detect and initialize video adapter Test Video Memory and write sign on information to screen Setup shadow RAM Enable shadow according to setup Test DMA Cont Checksum Test Detect and Initialize Keyboard 0 BIOS Test DMA Controller 1 Test DMA Page Registers is free Next issue the BAT command to the keyboard controller The keyboard controller BAT command result has been verified Next perform any necessary initialization after the keyboard controller BAT command test The initialization after the keyboard controller BAT command test is done The keyboard command byte is written next The keyboard controller command byte is written Next issue the Pin 23 and 24 blocking and unblocking command Next check if lt End gt or lt Ins gt keys were pressed during power on Initializing CMOS RAM if the Initialization CMOS RAM in every boot AMIBIOS POST option was set in AMIBCP or the lt End gt key was pressed Initialize I O component Initialize the local IDE bus Initialize Power Management Load
25. ith you dealer 2 How to enter CMOS SETUP Key COMPAQ Press lt F10 gt when the cursor displayed on NONE top right screen lt Deb lt Alt gt lt S gt NONE lt Deb lt Alt gt lt S gt NONE Hewlett lt F2 gt NONE Packard HP 10 Answers of frequently asked questions NOTE 1 Don t against the rules in motherboard quality guaranty during repair the board 2 Resolve the trouble only when the power is off Memory bank Memory bank is bad Replace it and try again Pin of memory bank is dirty Clean it with student eraser and try again It is not match the other bank Insert the right memory bank Plugged in the wrong Insert it properly Pee Memory slot or The slot is dirty or something Clean it Metallic spring slice in the Refit it s shape or replace tt slt is out of shape or ruptured Metallic spring slice in the Wash with the pure alcohol Inserts it and pull it Slot is rusty or mildewy out frequently after it is dry heat or overheated The jumper setup or CMOS Check the setup of working voltage and setup of CPU is error frequency of CPU CPU pin is dirty Clear the dirty things insert and pull out it CPU is not plugged well Check the CPU pin Error of POST The pin is dirty Clean it with student eraser insert the card card or it fee and pull it out many times plugged by The POST card is plugged in Distinguish carefully between ISA slot and It is plugged in the wrong Make sure the com
26. nP ISA devices Re initialize onboard I O ports Configure Motherboard Configurable Devices optional Initialize BIOS Data Area Enable Non Maskable Interrupts NMIs Initialize Extended BIOS Data Area 8B 8C 8D 8E 8F 90 91 92 93 95 The first screen message has been displayed The lt WAIT gt message is displayed Perform the PS 2 mouse check and extended BIOS data area allocation check next Programme the WINBIOS Setup options next The WINBIOS Setup options are programmed Reset the hard disk controller next The hard disk controller has been reset Configure the floppy drive controller next The floppy drive controller has been configured Configure the hard disk drive controller next Initialize bus adaptor ROMs from C8000h through D8000h Test and initialize PS 2 mouse Initialize floppy controller Determine number of ATA drives optional Initialize hard disk controllers Initialize local bus hard disk controllers Jump to UserPatch2 Build MPTABLE for multi processor boards Install CD ROM for boot 96 97 98 99 9A 9B 9C Initialize before passing control to the adaptor ROM at C800 Initialize before the C800 adaptor ROM gains control has completed The adaptor ROM check is next The adaptor ROM had control and has now returned control to BIOS POST Perform any required processing after the option ROM returned c
27. not found perform the display memory read write test next The EGA VGA controller was not found The display memory read write test is about to begin The display memory read write test passed Look for retracing checking next The display memory read write test or retracing checking failed Perform the alternate display memory read write test next The alternate display memory read write test passed Look for alternate display retracing checking next Video display checking is over Set the display mode next The display mode is set Displaying the information when it boots next Initialize the bus input IPL and general devices next if present Display bus RAM fails on data bits XXXX of low byte of memory bus Enable cache before system BIOS shadow Test CPU bus clock frequency Initialize Phoenix Dispatch manager Warm start and shut down Shadow system BIOS ROM 3A 3B 3C 3D 3E 3F 40 41 42 43 44 45 Reserved Reserved Setup Enabled Detect Initialize if Mouse is Present Mouse Install Interrupt Vectors Initialize Cache Controller Reserved Display Virus Protest Disabled or Enabled Initialize Floppy Disk Drive Controller and Any Drives Initialize Hard Drive Controller and Any Drives Detect and Initialize Serial amp Parallel Ports and Game Port Reserved Detect and Initialize Math Coprocessor initialization error mess
28. ontrol A Any initialization required after the option ROM test has completed Configure the timer data area and printer base address next Set the timer and printer base addresses Set the RS 232 base address next Returned after setting the RS 232 base address Perform any required initialization before the Coprocessor test next Required initialization before the Coprocessor test is over Initialize the Coprocessor next Clear huge ES segment register Fix up Multi Processor table Search for option ROMs One long two short beeps on checksum fails Check for SMART Drive optional Shadow option ROMs Set up Power Management 9D 9E 9F AO Al A2 A3 A4 AS A7 A8 Coprocessor initialized Perform any required initialization after the Coprocessor test next Initialization after the Coprocessor test is complete Check the extended keyboard keyboard ID and Num Lock key next Issuing the keyboard ID command next Display any soft error next The soft error display has completed Set the keyboard typematic rate next The keyboard typematic rate is set Programme the memory wait states next Memory wait state programming is over Clear the screen Enable parity and the NMI next NMI and parity is enabled Perform any initialization required before passing control to the adaptor ROM at E000 next Initialization before passing control to the adaptor ROM at E000hm is
29. ponent side should face to direction e power pin The POST card is bad touch form your dealer Power on the motherboard not Check the power and CPU jumper code is stopped running There is no code export to the Try the other slot See Obligatory content bus slot in which the POST card insert POST fails midway The motherboard send the Connect the video display according to the error code to video display message on the screen to check the error then try again 11 If the code is not included in the book what can I do As the mainboard manufacturer defines the code some codes haven t been defined so you can get in touch with you dealer and find them Also if you have the new code meaning you can write them down in the following table CODE Description BIOS type v
30. ra aE E EEEE wats 2 How to enter CMOS SETUP 2 vc s caveies cles stant e ds Merce dk aah ee eee os ae ee es 10 Answers of trequently asked questions lt 0 sees rte fia seeincendd sag baaidacdex ehh ws naxiadiaiacaaeveeaiehice 11 Ifthe code is not included in the book what can I d0 cc ccc cece cece ceeeeeeeeeseeceuseueeeeenes 1 SYNOPSIS The card is named POST Power On Self Test card too it could display the error code by the result of POST then you would soon determine cause of the error by error codes table Especially when the PC can t boot operating system or it is a black screen or the card and motherboard couldn t issue an audible beep It is a powerful diagnostic tool Now just use it you ll get twice the result with half the effort When the power is turned on the BIOS first would have a strict test with system circuit memory keyboard video hard disc floppy drive and so on It analyzes the system configuration and initializes the basic I O setup At last when all is normal it boots the operating system The obvious feature of testing crucial components is demarcate by curse s appearing At first the BIOS tests the crucial components If the testing is abnormal the computer stopped compulsively The curse cannot appear in the screen There is no response to the screen The BIOS tests common components afterwards If the testing is abnormal the computer continues to run and displays the information of error W
31. rm the DMA Controller 1 base register test next The DMA controller 1 base register test passed Perform the DMA controller 2 base register test next Test for interrupts unexpected Initialize POST display service Display prompt Press F2 to enter SETUP Disable CPU cache Test RAM between 512KB and 640 KB Test extended memory Test extended memory address lina 63 64 65 66 67 68 69 6A 6B 6C 6E 6F 70 If there is any changes in the hardware configuration Update the ESCD information PnP BIOS only Clear memory that have been used Boot system via INT 19h The DMA controller 2 base register test passed Programme DMA controllers 1 and 2 next Complete programming DMA controllers 1 and 2 Initialize the 8259 interrupt controller next Complete 8259 interrupt controller initialization Jump to UserPatchl Configure advanced cache registers Initialize Multi Processor APIC Enable external and CPU caches Set up System Management Mode SMM area Display external L2 cache size Load custom defaults optional Display shadow area message Display possible high address for UMB recovery Display error message 71 12 76 7C 7D TE TF 80 81 82 83 84 Enabling extended NMI source is in progress The keyboard test has started Clear the output buffer and check for stuck keys Issue the keyboard reset command nex t
32. which not all codes is displayed when you plug the card in the ISA slot So we suggest that you need plug the card from one slot to another slot when consulting the code is unsuccessful In addition the different slot on the certain motherboard in the different states For example all codes can be displayed from 00 to FF when you plug the card in the PCI slot that is near the CPU on the motherboard DELL810 while only a part of codes can be displayed from 00 to 38 when you plug the card in the other PCI slot on the motherboard DELL8 10 6 The time of PCI that the resetting signal needs is not always synchronized with the time of ISA So sometimes the code begin to be displayed when the card in the ISA but the resetting light of PCI has not been off while the card stops to display the original code 7 As there are more and more different kinds and structures of the motherboard and the codes of BIOS POST is updated constantly so the cause of trouble that error code indicates is just a reference for you 8 According to experience the card of two bit code is reliable if you plug it in the slot on the motherboard below and including the P II 300 It will stop running or it dose not indicate the error code or it indicates false error code As until recently we haven t received the bad reflect about the four bit code card of P0050 We suggest you buy and use the four bit code card of P0050 3 Hexadecimal character table o
33. yboard card error One Long and Two short Beeps One Long and Three Short Beeps hree Long Beeps One Beep Black or Incorrect Display ideo Display Circuitry 9 Corrective Action 1 IfI forget the password what can I do If you forget your password don t worry The following will help you 2 Omnipotent password For the BIOS from different manufacturer their password is different too Both omnipotent password and password that users set are able to unlock the computer Try the abbreviation of manufacturer or the character string which formed by the first letter of each word May be it is the omnipotent password for example I AMI password Bos310 aMmisw KILLCMOs AMI AMISW lamipswd amidecod ameni PASSWORD LKWPETER BiosPass AMIPswD I Award passwod PASSWORD HLT admi HLT AWARE PW 589721 LKWPETER ally MT IL others Phoenix BIOS phoenix Biostar Biostar Q54arwms Micron sldkj754xyzall Nimble xdTk98740 CTX International CTX_123 Packard Bell bell9 Compag compag Micronies dn 04rie 2 Discharge by software CMOS ROM can be discharged by software way Then help you to solve the password problem Follow these method use the prompt DEBUG all things to be easy I clear Award pass word C gt DEBUG o 70 34 or 07011 07134 071 f a a IL clear AMI BIOS password C gt DEBUG 07016 r 07010 071164 0710 q q Note the setup of CM
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