AL486 ` VIOkI3
Contents
1. able 3 1 ettings Continued Jumper Settings JP63 short 3 4 JP64 short 2 3 JP66 short 1 2 JP70 open JP73 short 3 4 JP54 short JP63 short 3 4 JP64 short 2 3 4 JP66 short 1 2 JP70 open short 1 XCPUCLK 2XCPUCLK for OEM CPU only JP73 short 3 4 JP54 short JP60 open JP61 short 1 2 JP62 short JP63 short 1 2 JP64 short 2 3 JP68 short 1 2 JP70 open JP73 short 1 2 JP54 short JP60 short 2 3 JP61 short 1 2 JP62 short JP63 short l 2 JP64 short 1 2 3 4 JP66 short JP70 open JP73 short JP40 short JP42 open JP44 short JP40 open JP42 open 1 2 1 2 JP44 short JP40 open JP42 open 1486 VIO U3 User s Manual Function _ Jumper Settings JP37 short l 2 5 6 open 3 4 25 MHz JP43 short 1 2 JP53 short 1 2 JP55 short 1 2 __ JP37 open 1 2 short 3 4 5 6 CPU Speed Select JP43 short l 2 JP53 short 2 JP55 short 2 __ JP37 short l 2 3 4 open 5 6 JP43 short 2 3 JP53 short 2 3 JP 55 short 2 3 JPBO short JP79 open 5V JP84 open JP67 short 1 2 JP80 open JP79 short JP84 open JJP67 short 2 3 open 3 3 4 3 45V Power JP79 open Supply JP84 short JP67 short 2 3 JP75 short 1 2 JP74 open JP41 open CPU Voltage LT1085 3 45V JP75 short 2 3 JP74 short JP41 short 1 2 JP75 short 2 JP74 short JP41 short 1 2 3 4 Flash ROM J Cache Size mo 5V_ JP4 short 2 3 __ Display Adapter Normal2. ESC Exit Help Pqtp Previous Value PgBn Next Valua FS Previous Configuration T6 Befault Configuration Figure 4 9 Advanced Chipset Control Screen 1 Phoenix Setup Copyright 1992 94 Phoenix technologies Ltd le _ QUEE tining RAS to CAS delay VESA naster cycle 1 0 recovery Da chip 170 recovery ISA vrite insert v e 15 1 vait tate 138 memory vait state Refresh period V 3 in 32 bit ISA Local Device Syn Mode Belay Internal ADSI Delay 854 Disabled Bisabied tDisebted 1 1 115 es tetti t3Syn 1 Dieabied Delay SA LBEVI check ia CLX2 31 14 Move ESC Exi t Pi PgUp Previous Value Pgbn Value Figure 4 10 Advanced Chipset Control Screen 2 Note FS Previous Configuration 16 Default iguration The contents of this menu depends on the chipset in stalled on your mainboard and chipsets vary widely Consult your dealer or the lt F1 gt help screens before changing the items on this menu Incorrect settings can cause your system 10 malfunction 21 1486 VIO U3 User s Manual Internal cache feature sets the internal code data memory of the CPU to either Write back or Write through default External cache sets the function of the second level cache on board If En abled default the settings of the following options can be set Disabling this option will deem the following opt
3. Bisebied Dieabled 11 Hove ESC Exit PgUp Previove Usiue FS Previous Cost iguratton Melp Pgbn Mext Value Default Configuratten Figure 4 8 Memory Shadow Screen System shadow allows shadowing of the system BIOS and improves the system performance This option is always set as Enabled Video shadow sets the mode of the system s video BIOS shadowing mode The available options are L Enabled default M Disabled Shadow Memory Regions shadows the option ROM located in the speci fied blocks of memory and can improve the system performance Note Some option ROMs do not work properly when shad owed 20 Advanced Chipset Control 1486 VIO U3 User s Manual Selecting Advanced Chipset Control from the Advanced System Setup main menu displays the following screen Technicians use this menu when chang ing values in the chipset register and optimizing the system s performance Phoenix Setup Copyright 1992 94 Phoenix fechnotogtes Ltd Internal cache feature External cache External cache f eature Shadow cacheable Hidden refresh Pari ty check tinting MAS to CAS delay VESA aeter cycle 1 0 recovery On chip 1 0 recovery SA write insert v s SATO vait tate Advanced Chi Control 1 te back Disabled Enabled Bieabied t 66 4 7 Delay 28331 Dieabied Disabied Disabled formal 14
4. Copyright 1992 34 Phoenix Technologies 144 Green Features C082 ait printer Diskette Priater 1RQ2 Redir User Define User Define Fixed Diek Def i LAN car cud 10 ad rreee 18 Nove Exit PgUp Previous Value FS Previous Configuration Fi Heip PgDn Next Value F6 Befault Configuration Figure 4 14 Green PC Features Screen 2 27 1486 10 3 User s Manual Phoenix Setup Copyright 1992 94Phoen x Technologies Lid Green PC Features Serial 10 addreee timi master event 14 Nove Exit Previ Value FS Previous Configuration T1 PgDn Mext He lp F6 Default Configuration Figure 4 16 Green PC Features Screen 3 Power Saving M ode enables default or disables the power saving mode feature of the chipset Once enabled the values of the following options can be set System Doze Timer sets the time interval after system inactivity when the system enters DOZE mode The available options are e 10 sec default 20 30 90 sec 1 2 mins e Disabled System Standby Timer sets the time interval after system inactivity when the system events enters STANDBY mode The options are e 10 30 sec 5 mins default 1 2 3 8 1 0 15 30 mins e Disabled System Suspend Timer sets the time interval after system inactivity when the system enters SUSPEND mode The a
5. 4 12 BIOS Errors and Messages After entering the Setup choices the system will reboot The Setup sum mary and system information will appear on screen along with messages These may include ERROR messages concerning the system or Setup Phoenix BIOS performs various diagnostic tests at the time the system is turned on Whenever an error is encountered during these tests error mes sages will be displayed on the monitor The following is a list of all the BIOS error and messages and their corre sponding meanings nnnn Cache SRAM Passed Diskette drive A error Diskette drive B error Entering SETUP Extended RAM Failed at offset nnnn Extended RAM Passed 33 1486 VIO U3 User s Manual 34 Failing Bits nnnn Fixed Disk 0 Failure Fixed Disk 1 Failure Fixed Disk Controller Failure Incorrect Drive A type run SETUP Incorrect Drive B type run SETUP Invalid NVRAM media type Keyboard controller error Keyboard error Keyboard locked Unlock key switch Monitor type does not match CMOS Run SETUP Operating system not found Parity Check 1 Parity Check 2 Press F1 to resume F2 to Setup Press lt F2 gt to enter SETUP Real time clock error Shadow Ram Failed at offset nnnn nnnn Shadow RAM Passed System battery is dead Replace and run SETUP System BIOS shadowed System cache error Cache disabled System CMOS checksum bad run SETUP System RAM Failed at offset nnnn nnnn Sy
6. 4 5 Boot Options Phoenix Setup Copyright 1992 94 Phoenix Technologies 144 Boot Options drive boot sequence CU BEUTTMEGU 1 Howe ESC Exit PgUp Previaus Value 75 Previous Configuration F1 Help PgDn Next Value FG Configuration Figure 4 11 Boot Options Screen Disk drive boot sequence sets the sequence from where the BIOS will at tempt to load the operating system The options are Bl A then default C then A 4 6 Security and Anti Virus Phoenix Setup Copyright 1992 94 Phoenix Technologies Ltd Supervisor Passvord is 1 User te Bieabled Set Sepervisor Paesvor Press 7179 Set User Paesvord fress Enter Pasevord an boot 81sabted 1 Biskette ccess tUser 1 11 Move Enter Set Change Peesvord T5 Previous Configuration Fi Help ESC Exit TG Def rrit Configuration Figure 4 12 Security and Anti Virus Screen 25 AL486 VIO V3 User s Manual Supervisor Password is shows whether the supervisor password is en abled or disabled de fault User Password is shows whether the user password is enabled or dis abled default Set Supervisor Password requires a password when entering Setup the passwords not case sensitive Pressing the lt Enter gt key will display message requiring for the supervisor password which can be up to seven al phanumeric characters This option also gives full access to the Setup menus Set User Pas
7. There are two methods in changing the system processing speed of your AL486 VIO U3 The first method is implemented through the hardware turbo switch J2 The second method software setting requires the simulta neous pressing of several keys on the keyboard known as hot keys You may change the speed during normal operation while working with your ap plication program The hot key combinations for setting the system speed on your AL486 VIO U3 are shown on the following diagrams E High Speed enl Low Speed Lat fell 40 A em c 2 pes x i pet ove su 1 zs e EE me S f mM tnt el Ci S ees X 97 srt Y ie E e NN e A ne HI MEN 40 012 427 100 Version 10 Made in Taiwan e RECYCLABLE
8. DRAM configurations The on board DRAM is installed with SIMM Single In Line Memory Module There are four memory banks capable of supporting 1 up to 64MB 72 pin SIMM mod ules must be installed in every banks without any order The following table lists all the possible DRAM module combinations and the total memory amount for each option 2 2 Cache Cacheable Cache Bank 0_ Cache Bank 1 1 m TAG RAM U27 40 943 047 050 8Kx8 None V3 POPP a i cR E e 41486 VIO U3 User s Manual 3 Jumper Settings and Connectors 3 1 Setting the Jumpers The table below summarizes the functions and appropriate jumper settings on the AL486 VIO U3 Function Jumper Set tings JP54 open JP60 open JP61 short 2 3 JP62 open 486SX JP63 open JP64 short 2 3 JP66 short 1 2 JP70 open JP73 open JP54 open JP60 short 2 3 JP61 shott 2 3 JP62 open 486DX JP63 open JP64 short 1 2 3 4 JP66 short 1 2 JP70 open CPU Type JP73 open JP54 open JP60 shott 1 2 JP61 short 2 3 JP62 open 487SX JP63 open JP64 short 1 2 3 4 JP66 short 1 2 JP70 open JP73 open JP54 short JP60 short 2 3 JP61 short 1 2 JP62 short PAS P24S JP63 short 1 2 JP64 short 2 3 4 JP66 short 1 2 JP70 open Table 3 1 Jumper Settings Continued 1486 VIO U3 User s Manual Function CPU Type P23S P24C DX4 M6 System CPU Type Set for the System Controller M7 System 486 amp Upgradeable 486 System
9. 5 short 2 _____ CGA JP5 short 2 3 On board Disabled JP6 short 2 59 Enabled JP6 short I 20 On board 1 0 Disabled hort 2 9 Enabled JP12 short 1 2 Local IDE Disabled JP50 short 2 3 Enabled p Table 3 7 Jumper Settings Continuted AL486 VIO U3 User s Manual Note2 Jumper Settings JP21 short JP21 open JP24 short 2 3 24 short 1 2 JP15 short 2 3 JP16 short l 2 JP15 short l 2 JP16 short 2 3 DRQ1 DACK1 DRQ3 DACK3 JP76 open JP79 JP80 will be shorted if the 3 3V power connector is not installed JP65 M6 M 7 short 2 3 other open JP82 M6 M 7 short 2 3 AMD short l 2 other open JP8 1 For P24C open 3X short 2 3 2X A MD Microprocessors The AMD DX2 D sepping Non SMI CPU series microprocessor cannot support DOZE STANDBY and SUSPEND modes The AMD DXL2 E stepping SMI CPU microprocessor can support the DOZE STANDBY and SUSPEND modes but the CPU speed is only decreased to 8MHz slate instead of a stop clock state when running in SUSPEND mode The AMD DXL2 CPU uses the PLC circuitry which prevents it from supporting stop dock 1486 VIO U3 User s Manual 3 2 Connectors There are several connectors located on the AL486 VIO U3 They are used to connect some peripheral devices to enhance the operating performance of the system Refer to Figure 3 1 for the positions of all the connectors on the mainboard The following table lists
10. EPA POLLUTION PREVENTER 1486 VIO U3 E Contents Introduction General Specifications aget das Memory Configurations System METHOD rera eb baccis Cache Memory Configuration Jumper Settings and Connectors Setting the ico si neni eer er ee i CONNECIONS ice et donem Et ee pip etd Board aiite rettet pepe mte tb ides Built in BIOS SETUP Program Pro ae e bed tus QA Meee naan System Se UD i adderet rto np OI Ua Fixed Disk Advanced System SB IUD Boot Security and Anti Virus PC eee EE ten Load ROM Default Values Load Values from CMOS Save CMOS 254a tuo et eter Quitting Setup BIOS Errors and Messages Appendix A Setting the System Speed cete 1 Introduction AL486 VIO U3 is 486 VL Bus mainboard based on the Acer M 14296 and M 143 1 system chipset Other on board specifications include memory capacity of up 64MB cache memory sizes of 64 128 256 KB and the Green function support that complies to the standards of Energy Star 1 1 General Specifications Processor External Cache Memory Size System BIOS Slots Connectors Form Fact
11. P ECP Mode EPP amp SPP System Timing Selecting System Timing from the Advanced System Setup main menu dis plays the following screen The actual features displayed depend on the ca pabilities of your system s hardware Phoenix Setup Copyright 1992 94 Phoenix Tecimelogies 114 futo Configuration SRAM read 01 vette 11 read Stow BRAN write 6310 Cache cycle check Fast ATCLE Selection 7 19 Mhz cleck tATCLI 21 73 Hove ESC Exit Pgtp Previous Value 44 Previous Configuration Fi Nelp Pglin Next Valus Befealt Configuration Figure 4 7 System Timing Screen Auto Configuration Disabling this option allows the values for the other parameters to be changed Enabling it will restrict you From making any changes SRAM read determines the number of cycle times to be inserted when CPU reads data to cache The setting depends on the speed of the CPU and SRAM If the CPU is of high speed the time required by SRAM to process data will need an extension with the exception of some SRAMs that fast enough to catch up with the speed of the 18 1486 VIO U3 User s Manual CPU Fewer wait states are recommended to improve the system per formance The available options are e OWS 1WS SRAM write setting of this parameter makes no difference from that of the SRAM Read This option sets the number of wait states to be added on writes to ca
12. The following screen will then be displayed Phoenix Setup Copyright 1992 94 Phoenix Technologies Ltd Systen Setup Fixed Dick Setup Setep Boot d ond nti Viree Green PC Freeteres Lead ROW Default Values Load Uatues fron CHOS Save Values te CHOS Enter Select ESC Exit 719 SevebExit Figure 4 7 Setup Main Menu It is highly recommended that you list down all the values of the Setup pro gram before making any changes Doing so will save a lot of time restoring the system back in the event of a configuration memory loss Note On screen instructions at the bottom of each screen ex plain how to use the program B System Setup allows checking or modification of general configura tion information 11 1486 VIO U3 User s Manual Fixed Disk allows for automatic detection of the hard disk drive type including the number of cylinders and heads write pre com pensation time read write head landing zone and number of sectors per track Advanced System Setup sets the various system options for the user including the internal external cache memory functions ISA fea tures video and system shadowing etc Boot Options determines the sequence with which the system will proceed when booting the operating system Security and Anti Virus provides special access for the user to en ter the operating system and Setup program and restricts unauthorized access to t
13. aps by an application program that changes data stored in CMOS Press the F1 key to resume the boot or lt DEL gt to run Setup with the ROM default values already loaded in the menus You can make other changes before saving the values to CMOS fhoeni x Setup Copyright 1992 94 Phoenix Technologies Ltd Systen Setup Default Values loaded onti nagi Load Values fron CHOS Save Values to CHOS Figure 4 17 Load ROM Default Values Screen 30 AL486 VIO U3 User s Manual 4 9 Load Values from CMOS If during a Setup session you change your mind about your selections and have not yet saved the values to CMOS you can restore the values you pre viously saved to CMOS Select Load Values from CMOS on the Main Menu and the program will display the following screen Phoenix Setup Copyright 1992 94 Phoenix Technologies Lid Systen setup Previous values loaded Kanti Lord Values fron Save Values to CHOS Figure 4 18 Load Values from CMOS Screen 4 10 Save Values to CMOS After making your selections on the Setup menus always select Save Val ues to CMOS in order to make them operative Unlike standard RAM mem ory CMOS RAM is sustained by an on board battery and stays on after you turn your system off After you save your selections the program will display the following screen 31 AL486 VIO U3 User s Manual Phoenix Setup Copyright 1992 94 Phoenix Technologie
14. che memory Fewer wait states are recommended to improve the system performance Check the CPU speed and SRAM before changing the default value The available options are listed be low 0 WS e 1WS DRAM read determines the number of wait states to be inserted when the CPU reads data into the local DRAM Fewer wait states are recommended to improve the system performance The following are the available options Slow Normal F ast DRAM write determines the number of wait states to be inserted when the CPU writes data into the local DRAM Fewer wait states are recommended to improve the system performance The following are the available options Slow Normal ast Cycle Check Point allows you to select the rate for check point to de termine whether it is a hit or a miss of the SRAM TAG The avail able options are Slow Normal Fast AT Bus Clock Select specifies the speed of the AT Bus clock of the systent The only available option and default value is 7 19MHz 19 AL486 VIO U3 User s Manual Memory Shadow Selecting Memory Shadow from the Advanced System Setup main menu dis plays the following screen The actual features displayed depend on the ca pabilities of your system s hardware Phoenix Setup Copyright 1392 94 Phoenix Technologies Ltd Systen hadov Enabled Uldeo Shadow Regions crrr 241
15. ed write current Also specifies the number of cylin der at which to change the write timing The available options are from 1to 1024 and None 15 1486 VIO U3 User s Manual 4 4 Advanced System Setup The Advanced System Setup allows the user to program three main groups of parameters under the Advanced System Setup namely the System Tim ing the Memory Shadow and the Advanced chipset Control This BIOS Setup parameter is designed for programmers who wish to fine tune the on board chipset Phoenix Setup Copyright 1992 94 Phoenix Technologies 1 4 Varni ng ttemeenthisnenu if o lecorrectty couldcauseyoer yoten tonalfunction Integrated Pert pheralte Syeten Tining Wenory Shedov Advanced Chi pest Control Enter Select ESC Exit 710 SaveaExit Figure 4 5 Advanced System Setup Screen Integrated Peripherals Selecting System Timing from the Advanced System Setup main menu dis play the following screen The actual features displayed depend on the capa bilities of your system s hardware Phoenix Setup Copyright 1992 94 Phoenix Technologies Ltd integrated Peripherals ty 279 IR 31 378 IN 71 Biekette controller Enabled Paraife t Port Extended Modes SPP Node fi Rove Exit PgUp Previous Vaise FS Previove Configuration Pgbn Next Value F6 Defanit Configuration Figure 4 6 Integrated Peripherals 16 1486 VIO U3 User s Manual COM
16. he floppy disk drives Green PC Features allows the timer settings for the DOZE STANDBY and RESUME modes It also lists the SMI events by which the system wakes up from STANDBY or SUSPEND modes If the de vice 15 not active Management Function will slow down the CPU speed and both IDE and monitor will be put tnto doze standby or suspend mode Load ROM Default Values allows for automatic configuration of all the above options using the values in the ROM BIOS table Load Values from CMOS allows for automatic configuration of all the above options using the previous values saved in the CMOS SRAM Save Values to CMOS saves the changes you have made in the Setup program then quits and reboots the system To choose an item from the Setup main menu move the cursor to appropri ate line using the Up lt 1 gt and Down lt gt arrow keys and press lt En ter 12 1486 VIO U3 User s Manual 4 2 System Setup Systen Tine 03 50 591 System Date 0470171994 Vidco Systen CEGA UGA Syeten Henory 646 KB Extended Memory 31744 KB Diskette Drive 1 2 5 Diskette Drive tet Inetalted 14 Move ESC Exit PgUp Previous Ua iuc FS Previous Configuration Fi Help Valee Default Configuration Figure 4 2 System Setup System Time includes hour minutes seconds but only the values of hour and minute can be set System Date allows manual setting of the elec
17. installed it will display the relative information such as the type cylinders heads write pre compensation landing zone and number of sectors per track Phoenix Setup Copyright 1992 54 Phoenix Technologies Ltd Fixed 9 Contret fatotype Fixed Enter Select ESC Exit F10 SaveaExi t Figure 4 4 Fixed Disk Setup Screen 2 14 1486 VIO CI3 User s Manual If the program fails to detect the hard disk s or the lt Enter gt key was not pressed in the Autotype Fixed Disk option manual setting of the values is recommended Autotype Fixed Disk detects the type of fixed disk 0 and or installed If successful it fills the remaining fields on this menu Type 1to 45 fills in remaining fields with values for predefined disk drives User allows the user to fill in the remaining fields Cylinders specifies the number of cylinders of the hard disk drive The range of this option is from 1 to 1024 Heads specifies the number of read write heads of the hard disk drive The range of this option is from 1 to 16 Sectors Track provides the number of sectors per track defined for the hard disk drive The range is from 1 to 64 Landing Zone refers to the cylinder number where the disk drive heads read write are positioned to when the disk drive is parked The range of this option is from 1 to 1024 Write Precomp refers the cylinder number above which disk drive op erations require reduc
18. ions useless External cache feature sets the external secondary cache memory to either Write back default or Write through Shadow cacheable must be enabled when shadowing for both system and video BIOS is present Otherwise set this option to off or Disabled defaul t Hidden Refresh enables or disables the hidden refresh mode for the on board memory The available options are Enabled default Bl Disabled Parity Check During a local memory read cycle the M1429G not only tttonitors bus steering but also checks the parity bit for each data byte from DRAM to ensure that the correct data is read The available options are B Enabled L Disabled default HITMJ timing indicates the timing pulse width when hit to a modified data cache is set to occur The available options are 2t Ms B Bl default RAS to CAS delay specifies the timing pulse width where the row ad dress strobe RAS will be on the falling edge and followed by the column address strobe signal CAS The available options are Ji default 22 1486 VIO U3 User s Manual VESA master cycle sets the delay for chipset to check ADSJ after VL Master cycle check point The available options are m Non delay ADSJ Delay ADSJ default recovery enables or disables the 1 command recovery function The default setting for this option is Disabled On chip recovery enables or disables the on ch
19. ip I O command re covery feature The default setting for this option is Disabled ISA write insert w s sets the mode of the ISA write cycle end insert wait state for slot data hold timing issue The available options are Enabled Bl Disabled default ISA 1 O wait state determines the wait states setting to be inserted to the ISA I O command The available options are Bi Normal default 1 wait state M 2 wait states B 3 wait states ISA memory wait state determines the wait states setting to be inserted to the ISA memory command The available options are W Normal default WN i wait state wait states Bl 3 wait states Refresh period sets the refresh period of the ISA Bus The available op tions are 5us default i 3O0us 60ps B 1205 23 1486 VIO U3 User s Manual WIS in 3 bit ISA sets the second 16 bit access wait timing in 32 bit ISA cycle The available options are 2t B B 5 default Local Device Syn Mode sets the ready synchronous mode of the local de vice The options are Syn default Delay Internal ADSJ indicates the mode of the delay internal ADSJ timing The available options are Enabled Disabled default Delay ISA LDEVJ check in CLK2 specifies the delay for the chipset to check LDEV J after the ISA cycle check point The options are B Bl 3 default 24 1484 VIO U3 User s Manual
20. or PCB Traditional CPU 486 486DX4 Intel S Series Pentium overdrive P24T circuit ready M6 M7 Supports 64 128 256 KB Four 72 pin SIMM sockets supporting single density SIMMs only Memory size of 1 MB up to 64MB Phoenix BIOS One VL Bus slot and one 120 pin Standard ISA 98 pin plus six special purpose Gnd VCC pins Bus slot Standard Power connector 3 3 3 45V Power Connector option PS 2 Keyboard Connector PS 2 Mouse Connector COM1 COM2 Printer Port VGA Connector VGA Feature Connector VL Bus IDE Connector FDC Connector Hardware Reset Connector Ext Speaker Connector Keylock Connector Power LED HDD LED LPX 4 layers 1486 VIO U3 User s Manual Features Internal Cache Supports L1 write through feature of 486 systems Supports L1 write through write back feature of P24T P24D M6 M7 systems Supports enable disable on L1 write back for entire local memory space of P24T P24D M6 M7 systems Supports optional enable write back in region gt 16MB of P24T P24D M6 M for ISA compatibility issue Cacheable to BIOS code Read with default of write through by P24T P24D M6 M7 non cacheable to BIOS data read write to pro tect or write through to BIOS data read write External Cache L2 write back or write through but no write buffered for one bank or two bank TAG bit and Modify bit in one SRAM Fast Local Bus Allows ISA master DMA access to local device Allows local ma
21. pe of floppy drive A is not correctly identified in Setup Incorrect Drive B type run Setup Type of floppy drive B is not correctly identified in Setup Invalid NVRAM media type Problem with NVRAM access Keyboard controller error The keyboard controller failed test You may have to replace the keyboard or the controller Keyboard error Keyboard is not working Keyboard error nn BIOS discovered a stuck key and displays the scan code nn for the stuck key Keyboard locked Unlock key switch Unlock the system to proceed 36 AL466 VIO U3 User s Manual Monitor type does not match CMOS Run SETUP Monitor type is not correctly identified in Setup Operating system not found Operating system can not be located on either drive A or drive C Enter Setup and see if fixed disk and drive A are properly identified Parity Check 1 Parity error found in the system bus BIOS attempts to locate the address Parity Check 2 Parity error found in the 1 bus BIOS attempts to locate the address and display it on the screen If it can not locate the address it displays Press F1 to resume F2 to Setup Displayed after any recoverable error message Press lt Fl to start the boot process or lt F2 gt to enter Setup and change any settings Press F2 to enter SETUP Optional message displayed during POST Can be turned off in Setup Real time clock error Real time clock fails BIOS test May requi
22. port 1 assigns the address of the primary serial port on board The available options are listed below When you select Auto the system will detect add on card comport address to avoid comport address conflict Auto Disable 3F8 IRO4 2F8 IRO3 338 IRO4 2E8 IRO3 2E8 IRQ4 2ED IRO3 22D IRQ4 228 IRO3 COM port 2 assigns the address of the secondary serial port on board The available options are list below Auto Disable 3F8 IRQ4 2F8 IRQ3 338 IRO4 2E8 IRO3 2EB8 IRO4 2ED IRQ3 220 04 228 IRO3 LPT Port assigns the address of the parallel port on board This option also prevents the system from encountering any confliet when an add on card with parallel port is installed in the future The available options are list below When you select Auto the system will detect add on card par allel port address then set on board into different address to avoid parallel port address conflict Auto Disable 3B7 IRO7 378 IRO7 278 IRO7 Diskette controller sets the diskette controller mode of the SMC 665 I O chip to either on or off The available options are Disable Enable 17 1486 VIO U3 User s5 Manual Parallel Port Extended Modes In ECP amp EPP mode EPP can select through the ECR register of ECP mode 100 In SPP can be selected through the ECR register as mode 000 The available options are e SPP Mode amp EP
23. re board repair Shadow Ram Failed at offset nnnn Shadow RAM failed at offset mann of the 64K block at which the error was detected 37 1486 VIO U3 User s Manual nnnn Shadow RAM Passed Where nnnn is the amount of shadow RAM in kilobytes successfully tested System battery is dead Replace and run SETUP The CMOS clock battery indicator shows the battery is dead Replace the battery and run Setup to reconfigure the system System BIOS shadowed System BIOS copied to shadow RAM System cache error Cache disabled RAM cache failed the BIOS test BIOS disabled the cache System CMOS checksum bad run SETUP System CMOS has been corrupted or modified incorrectly perhaps by an application program that changes data storedin CMOS Run Setup and re configure the system System RAM Failed at offset nnnn System RAM failed at offset nnnn of the 64K block in which the error was detected nnnn System RAM Passed Where nnnn is the amount of system RAM in kilobytes successfully tested System timer error The timer test failed Requires repair of system board 38 1486 VIO U3 User s Manual UMB upper limit segment address nann Displays the address of the upper limit of Upper Memory Blocks indicating released segments of the BIOS that a virtual memory manager can reclaim Video BIOS shadowed Video BIOS successfully copied to shadow RAM 39 AL486 VIO U3 User s Manual Appendix A Setting the System Speed
24. s Ltd Systen Setup e Fi ees Load Values fron Save Values to Figure 4 19 Save Values to CMOS Screen If you attempt to exit without saving the program will ask you if you would like to save the changes made before exiting During bootup BIOS for the chipset attempts to load the values you saved in the CMOS RAM If the values saved in the CMOS cause the system boot to fail reboot and press the lt DEL gt key to enter Setup Jn Setup you may load the ROM default values as described in the section 4 8 or try to change the values that caused the boot to fail 32 AL486 VIO UJ User s Manual 4 11 Quitting Setup After making all modifications in the Setup program go to the option Save Values to CMOS then press the lt Enter gt key or simply press the lt 10 gt key The screen will then display a message asking you whether you would like to save artd exit or not Use the arrow keys or press lt Y gt for Yes then the lt Enter gt key to save your settings before exiting Press lt gt for No then the lt Enter gt key to exit without saving If you made changes to the CMOS values and then press the ESC gt key the program will prompt you whether you would like to Quit without saving not Press Y gt for Yes then the lt Enter gt key to quit without saving or press lt N gt then the lt Enter gt key to save your settings first before exit ing Setup
25. stem RAM Passed 1486 VIO U3 User s Manual System timer error UMB upper limit segment address nnnn Video BIOS shadowed If your system displays this message write down the message and contact your dealer f your system fails af ter you made changes in the Setup menus you may be able to correct the problem by entering Setup and restor ing the original values nnnn Cache SRAM Passed Where nnnn is the amount of system cache in kilobytes successfully tested Diskette drive A error or Diskette drive B error Drive A or Drive B is present but fails the BIOS Power On Self Test POST diskette tests Check to see that the drive is defined with the proper diskette type in Setup and that the diskette drive is installed correctly Entering SETUP Starting Setup program Extended RAM Failed at offset nnnn Extended memory not working or not configured properly nnnn Extended RAM Passed Where nnnn is the amount of RAM in kilobytes successfully tested Failing Bits nnnn The hex number is a map of the bits at the RAM address in System Extended or Shadow memory which failed thee memory test Each 1 one in the map indicates a failed bit 35 486 VIO U3 User s Manual Fixed Disk 0 Failure Fixed Disk 1 Failure Fixed Disk Controller Failure Fixed disk is not working or not configured properly Run Setup and ensure that the fixed disk type is correctly identified Incorrect Drive A type run Setup Ty
26. ster access to ISA device DRAM Supports 256K 512K 1M 4M 16M with 80ns or faster DRAM speci fications Page Mode only Hidden refresh Slow refresh Normal refresh 1486 VIO U3 User s Manual 5 and PMU Supports CPU SMM Mode SMI feature STPCLK control with clock scaling 1 O trap for I O restart feature Supports the APM control Supports the EXTSMI control for indicating the power saving state 4system state for power saving 1 ON 2 DOZE 3 STANDBY 4 SUSPEND Programmable Flash LED Turbo LED indicate Power saving status Peripheral devices activity monitoring of each state for power sav ing KBD VGA HDD LPT COM FDD IRQS DRQS VESA master and 2 programmable regions 7 timers from 1 second to 320 minutes to individually monitor the state VGA HDD LPT programming region 1 programming te gion 2 and standard input devices activity External switch RTC alarm and modem ring in wake up control Built in ISP controller and RTC Software AT clock programmable Supports Flash ROM EPROM Supportsl O Recovery Fast RC Gate A20 emulation AL486 VIO U3 U ser s Manual 2 Memory Configurations In this section the AL486 VIO U3 DRAM and cache configurations are dis cussed Users are recommended to read through this section before install ing or removing memory 2 1 System Memory The AL486 VIO U3 DRAM provides tremendous flexibility to support a number of different on board
27. sword Pressing the Enter gt key will display a message re quiring for the user password which can be up to seven alphanumeric char acters This option also gives restricted access to the Setup menus and requires the setting of the Supervisor Password first Password on boot determines whether the password is required on boot The option needs the setting of the Supervisor Password If Supervisor Pass word is set and this option is disabled default BIOS assumes that the user is booting Diskette access restricts the use of floppy drives only to the supervisor when set as Supervisor default Also choosing Supervisor for this option will require the setting of the Supervisor Password Setting it as U ser al lows access to the floppy drives at any time 26 AL466 VIO U3 User s Manual 4 7 Green PC Features Phoenix Setup Copyright 1992 94 Fhoenix Technologies Ltd ee ee _ Pover Sari Role Systen Boze Tiner 10 sec System Standby 11 t10 ecl Syaten Suspend Tiner 110 9 Wakeup system during rapsnd 91sab ted Vakeup tine at hour AN 12 1 tine at ninete t 6 ai UGA vith Pover Down feature fone J Advanced Pover Managenent Setup Syeten enters pover dovn wakeup nodes by ft Move ESC Exit PgUp Previous Value TS Previous Configuration T1 Help PgDn Next Value Sefault Cant iguration Figure 4 13 Green PC Features Screen 7 Phoenix Setup
28. the connectors on the AL486 VIO U3 i Connector J1 Printer Port COMI 34 VGA Connector 2 J5 EXT Battery E 7 Feature Connector 9 VL Bus IDE Connector MN 310 FDC Connector EN 311 l 3 Power LED 4 5 Keylock JP2 PS 2 Mouse JP3 PSI2 Keyboard Moden Ring in Connector JP9 External Switch for Suspend Resume JP10 Standard Power Connector 3 3 3 45V Power Connector JP88 AL486 VIO U3 User s Manual 3 3 Board Layout PS 2 PS 2 Mouse Keyboard Jp i i J5 4 7 5 Standard 3 2 B2C 605428 Mrs 865F o Power Feature re AM Supply Connector Connector 1 13 men PUR 3 45V 3 3V m Pa wer Supply Connector J10 om 76 E n Je 13 Socket e 76 ise zug JPS 011 28507 eoa PUN 77 Turbo WR P LED Switch AR Keylock Figure 3 1 1486 VIO IJ3 Mainboard Layout 10 AL486 VIO U3 User s Manual 4 Built in BIOS Setup Program 4 1 Setup Program Use the BIOS for AL486 VIO US to record changes in your hardware and to control its special features The Setup program uses a number of menus in which you can specify changes to your hardware and turn the special fea tures to on or off To enter the BIOS Setup program turn on or reboot the system Press the DEL key when the system displays the following message Press lt DEL to enter Setup
29. tronic calendar on the main board Video System specifies the display adapter installed Hard Disk C and Hard Disk D specify the physical and electronic prop erties of the standard hard disk drives installed Relevant specifications in clude the number of cylinders heads write pre compensation time read write head landing zone and number of sectors per track System Memory and Extended Memory displays important information about your system which includes the conventional and extended memory sizes They are updated automatically by the Setup program according to the status detected by the BIOS self test This section of the System Setup screen is for viewing purpose only and manual modifications are not al lowed Diskette Drives A and B specify the capacity and format of the floppy drives installed in your system 13 1486 VIO U3 User s Manual 4 3 Fixed Disk Setup The Fixed Disk Setup provides auto configuration of the hard drive in stalled in the system After pressing the lt Enter gt key on this item on the main menu the screen will display the following screen Phoenix Setup Copyright 1992 94 Phoenix Technologies 144 Fixed Biek Setup Fixed Disk 9 Control Fixed Dish 1 Contre 11 Move ESC Exit PgUp Previeus Value FS Previews Conf igeration Fi Melp PgDn Next Calee F6 Default Configuration Figure 4 3 Fixed Disk Setup Screen 1 Once the program detects the type of hard disk 0 and or 1
30. vailable options are e 10 30 sec e 10 mins default 1 5 20 30 40 50 mins 1 2 hrs e Disabled 28 AL486 VIO U3 User s Manual W akeup system during suspend sets the time when Enabled in the Op tions Wakeup time at hour and Wakeup time at minute after which the system will return from SUSPEND mode back to RESUME mode The de fault setting for this option is Disabled VGA with Power Down features sets the method by which the VGA chip enters SLEEP mode The options are None default Standard Cirrus Logic S3 805 VESA DPMS The menu also lists the System Management interrupt SMI eventsby which the system wakes up from STANDBY or SUSPEND modes Switch the following parameters to on or off COM2 1 W ROS Alt printer L Diskette 1107 Printer L 102 L User Define L 1RQ11 User Define L 1 014 Fixed Disk L 1RQ15 User Define LAN card Bl DMA3 LAN L LPT IO address L Serial IO address vESA master event 29 1486 VIO U3 User s Manual 4 8 Load ROM Default Values If during bootup the BIOS program detects a problem in the integrity of the CMOS it will display a message asking you to either press the lt DEL gt key to run Setup or the FI key to resume booting This prob ably means that the CMOS values have been corrupted or modified incor rectly perh
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