UM4980 - Elhvb.com
Contents
1. 21 UM4980 User s Manual 5 512KB 128Kx8x4 Cache Size UM8496F N UM8498F U Ww B JP11 o DO 12 S x 96 P131 7 gt Ln JP4 1 5 01 1 6 S001 JP10 1 6 1 128Kx8x8 Cache Memory Settings UM8496F 849 T e JP11 9 JP12 JP13 128Kx8 B 22 JP4 9001 JP5 9901 JP6 007 1 JP10 m DJ 1 P 17 e fs x x lt EMPTY 128Kx8 UM4980 User s Manual 4 Built in BIOS SETUP Program 4 1 SETUP Program Use the BIOS for UM4980 to record changes in your hardware and to con trol 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 lt DEL gt key when the system displays the following message Press lt DEL gt to enter Setup The following screen will then be displayed Phoenix Setup Copyright 1992 93 Phoenix Technologies Ltd Systen Setup Fixed Disk Setup Advanced System setup Boot Options Security Green PC Features Loud ROM Default Values Load Values from CWS Saue Ualues to CMOS 11 Move Enter Select ESC Exit F10 Save amp Exit Figure 4 1 SETUP Main Menu It is highly recommended that you list down all the2. POLLUTION PREVENTER us amp fon uf 40 012 42311 7 Version 1 1 Made in Taiwan Cay RECYCLABLE LB cad UM4980 User s Manual Trademarks All brand and product names used in this manual may be trademarks or reg istered trademarks of their respective companies Table of Contents Introduction General o pecic ons soccer u e TE ot ee et PET DURER Reni System Memory Memory Configurations d Lv sts Cache Memory Subsystem ss u usa pasa eere e 5 Jumper Settings and Connectors Seine TNE isses ur PR la DO PS EC ERO e een 6 iso T T 9 Board Layout pe Graphic Descriptions of Jumper Settings em 11 Built in BIOS Setup Program SCP Propra gt suche es 23 SY SEMI Se IUD as tios obedit p ro tnde 25 Fixed Disk Semp Zuna xpo cs tette Uo bs E nha ede ntes 26 Advanced System Setup aaa 28 ts nt EDS 33 POC T Green PC Tostes u u seconds 35 Load ROM Detault Values bo dp ee P ett 38 Load Values from CMOS decree erede 5 199 pave C MOS uy rei en hee ri pontus itas conet d 40 Uil un a kaa etat v ma tati Pet ue N 4 Appendix A Setting the System Speed 1 Introductio
3. system The available options are PCLK 2 PCLK 3 PCLK 4 PCLK 5 PCLK 6 PCLK 8 Sampling Activity Time selects the delay time when the chipset moni tors and samples SMI The available options are No Delay e Delay 1 T Memory Shadow Select 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 1992 93 Phoenix Technologies Ltd Henory Shadow System shadav th ish eddy Video shadow Enabled Shadow Memory Regions C890 Dieabled Disabled tBisabled 1 Disabled Disable4 Disabled Tl Hove ESC Exit PgUp Previous Value FS Previous Configuration Mext Value FG Default Configuration Figure 4 7 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 Enabled default Disabled 30 UM4980 User s Manual Shadow M emory 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 Advanced Chipset Control Selecting Advanced Chipset Control from the Advanced System Setup main menu displays the follow
4. the program will display the following screen Phoenix Setup Copyright 1992 93 Phoenix Technologies Ltd System Setup Fi Notice Load Values from 5 Save Ualues to CMS Figure 4 17 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 tom 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 DEL key to enter Setup In Setup you may load the ROM default value as described in the section 4 8 or try to change the values that caused the boot to fail 40 UM4980 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 F10 key The screen will then display a message asking you whether you would like to save and exit or not Use the arrow keys or press Y gt Yes then the lt Enter gt key to save your settings before exiting Press lt N gt for No then the Enter gt key to exit without saving If you made changes to the CMOS values and then press the lt ESC gt key the program will prompt you whether you would like to Quit without saving or not Press lt Y gt for Yes then the c Enter gt key to quit without saving or press l
5. CS P7 N CPU Socket 3 40MHz CPU Speed 9 ed P7 JP8 UM8498F CPU Socket 17 UM4980 User s Manual 4 50MHz CPU Speed 8 N CPU Socket CPU Vcc Source 1 5Vcc source from standard power supply unit UM8496F UM8498F CPU Socket 22088 JP20 21 18 UM4980 User s Manual 2 3 45Vcc source from on board regulator CPU Socket 20 JP21 3 3 3Vcc source from on board regulator N CPU Socket p JP21 19 UM4980 User s Manual Cache Size Setting 1 128KB 32Kx8x4 Cache Size UM8496F ee UM8498F 32Kx8 d 4 1 5 1 6 1 JP10 000 1 2 256KB 64Kx8x4 Cache Size UM8498F 20 OO JP11 JP12 gt gt 13 48 a a a 5 5 5 ul 24 UM8496F JPS 1 6 1 JP10 000 1 EMPTY a ul EMPTY UM4980 User s Manual 3 256KB 32 8 8 Cache Size 4 UM8496F 5 JP6 1 1 1 UM8498F 00 11 12 13 32Kx8 32Kx8 8 32Kx8 4 512KB 64Kx8x8 Cache Size 4 01 UM8496F JPS 1 6 9801 JP10 1 UM8498F 64K 8 64Kx8 64Kx8 64Kx8 32Kx8 a tot 555 ON
6. F1 key to resume booting This prob ably means that the CMOS values have been corrupted or modified incor rectly perhaps by an application program that changes data stored in CMOS Press the lt F1 key to resume the boot or DEL to run Setup with the ROM default values already loaded in the menus You can make other changes before saving the values to CMOS Phoenix Setup Copyright 1992 93 Phoenix Technologies Ltd System Setup Default Ualues loaded Conti nue Load Ualues from CMOS Save Values to CMDS figure 4 75 Load ROM Default Values Screen 38 UM4980 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 93 Phoenix Technologies Ltd Main Menu System setup Previous values loaded Continue Load Values fron CMOS Save Values to CMDS Figure 4 16 Load Values from CMOS Screen 39 UM4980 User s Manual 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
7. 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 K eyboard selects install Not install for keyboard device setting 25 UM4980 User s Manual 4 3 Fixed Disk Setup The Fixed Disk Setup provides auto configuration of the hard drive installed 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 93 Phoenix Technologies Lid Fixed Disk Setup Fixed Disk 6 Control Fixed Disk 1 Control Large Disk DOS Compatibility Enabled 11 Move Enter Select ESC Exit F18 Save amp Exit Figure 4 3 Fixed Disk Setup Screen I Once the program detects the type of hard disk 0 and or 1 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 93 Phoenix fechnologies 144 Fixed Disk Control futotype Fixed Disk None 1 Cylinders Heads Sectors Track Landing zone Vrite LBA Mode Control Di Enter Select ESC Exit F10 Save amp Exit Figure 4 4 Fixed Disk Setup Screen 2 26 UM4980 User s Manual If the program fails to detect the hard di
8. values of the SETUP program before making any changes Doing so will save a lot of time restor ing the system back in the event of a configuration memory loss Note On screen instructions at the bottom of each screen explain how to use the program System Setup allows checking or modification of general configura tion information 23 UM4980 User s Manual Fixed Disk Setup allows for automatic detection of the hard disk drive type including the number of cylinders and heads write pre com Panor 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 m Security provides special access for the user to enter the operating system and Setup program and restricts unauthorized access to the oppy 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 1s not active Power Management Function will slow down the CPU speed and both IDE and monitor will be put into doze standby or suspend mode Load ROM Default Values allows for automatic of all the above opti
9. which the VGA chip enters SLEEP mode The options are e None default Standard DPMS 36 UM4980 User s Manual Non SMI CPU Support selects the interrupt request signal to replace System Management Interrupt SMI events when the CPU does not support SMI The options are By 15 By IRQ 10 default Hard Disk Standby Timer sets the time interval after hard disk inac tivity when the system events enter STANDBY mode The options are Disabled default 1 2mto 15 Advance Power Management Setup System enters Doze Standby modes by The menu also lists the Sys tem Management Interrupt SMI events by which the system wakes up from Doze or SUSPEND modes Switch the following parameters to on or off VGA access Floppy access Hard Disk access Keyboard access COM access LPT access ISA Master access VESA Slave access System Wakeup from Suspend modes by The menu lists the SMI events by which the system wakes up from SUSPEND mode Switch the following parameters to on or off IRQ1 keyboard COM2 IRQ4 1 IRO5 Alt Printer IRO7 Printer IRO9 IRO10 IRQ11 IRQ12 PS 2 mouse 15 ISA Master DMA 37 UM4980 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 DEL key to run Setup or lt
10. 1MB 37MB 16MB 16MB 4MB 4MB 40MB 16MB 16MB 16MB 16MB 16MB 16MB 1MB 49MB 16MB 16MB 16MB 4MB 52MB 16MB 16MB 16MB 16MB 64MB t means double density Table 2 1 Memory Bank Configurations and Requirements Continued UM4980 Users Manual 2 2 Cache Memory Configuration Option TAG Cache 1 022 012 013 U14 U15 U18 U19 U20 021 128K 8Kx8 32Kx8 None 256K 32Kx8 32Kx8 32Kx8 256K 32Kx8 64Kx8 None 64Kx8 64Kx8 128Kx8 None 128Kx8 128Kx8 Table 2 2 Secondary Cache Memory Configurations UM4980 User s Manual 3 Jumper Settings and Connectors 3 1 Setting the Jumpers The table below summarizes the appropriate functions and settings of each jumper on the UM4980 Fun dumper Settings JP14 open JP15 short 2 3 Intel JP16 open 80486SX SX2 JP17 open JP18 short 2 3 JP19 open JP14 open Intel JP15 short 1 2 3 4 80486DX DX2 JP1 6 short 1 2 AMD JP17 open Am486DX DX2 JP18 short 2 3 JP19 open JP14 short 1 2 3 4 JP15 short 2 3 Intel JP16 open AQAESEXISK2 JP17 short 5 6 JP18 short 1 2 JP19 short 1 2 CPU Type JP14 short 1 2 3 4 Intel JP15 short 1 2 3 4 80486DX DX2 JP1 6 short 1 2 SL Enhance JP17 short 5 6 1 8 short 1 2 JP19 short 1 2 JP14 short 1 2 3 4 JP15 short 1 2 3 4 Intel 804860 2 P24D 1 6 short 1 2 L1 Write Back JP17 short 3 4 5 6 JP18 shor
11. 2 3 JP5 short 2 3 Cache Memory Set 512KB 64Kx8x8 IPO ouem tings two bank JP11 short JP12 open JP13 short JP4 short 1 2 JP5 short 2 3 5 12KB 128x8x4 We JP11 short JP12 open JP13 short 4 short 2 3 JP5 short 2 3 JP6 short 2 3 TMB JP10 short 2 3 two bank JP11 short JP12 short JP13 short 0 Wait State JP26 open Local Bus Write Wait Select 1 Wait State JP26 short lt 33MHz 25 Local Bus Speed Select JP25 short 5V Source from JP20 short 1 2 standard power supply JP21 short 1 2 unit JP20 open x CPU Voltage 3 45V Source on 20 sho s JP21 short 2 3 board regulator JP22 short 1 2 Table 3 1 Jumper Settings Continued 8 UM4980 User s Manual Function Jumper Settings JP20 short 2 3 JP21 short 2 3 JP22 short 2 3 3 3V Source from on CPU Voltage board regulator only when programming a 4 5V flash ROM JP1 short 3 2 Flash ROM only when programming 12V flash ROM Normal eprom Proen JP1 short 2 3 Note JP24 Opens DX4 Internal CLK 3X Shorts for DX4 Internal CL K 2X 2 3 JP3 Opens for external keyboard control Shorts for in ternal keyboard control 3 2 Connectors There are several connectors located on the UM4980 They are used to con nect with some peripheral devices to enhance
12. DRAM Access wait state 2 e One 237 238 ZIF pins CPU socket which supports 486SX SX2 DX DX2 DX4 AMD486 M6 M7 P24D U5 14980 User s Manual 2 System Memory 2 1 Memory Configurations The UM4980 provides tremendous flexibility to support a number of differ ent on board DRAM configurations The on board DRAM 15 installed with Single In Line Memory Module SIMM There are four memory banks ca pable of supporting 1MB up to 64MB The following table lists all the possible DRAM module combinations and the total memory amount for each option SIMM 1 SIMM 2 SIMM 3 SIMM4 Total Memory Size 1MB 1MB 1MB 1MB 2MB 2MB 2MB 1 1MB 1MB 3MB 1MB 1MB 1MB 1MB 4MB 2MB 2MB 4MB 4MB 4MB 4MB 1MB 5MB 4MB 1MB 1MB 6MB 4MB 1MB 1MB 1MB 7MB 4MB 4MB 8MB 8MB 8MB 4MB 4MB 1MB 9MB 4MB 4MB 1MB 1MB 10MB 4MB 4MB 4MB 12MB 4MB 4MB 4MB 1MB 13MB 4MB 4MB 4MB 4MB 16MB Table 2 1 Memory Bank Configurations and Requirements Continued 14980 User s Manual SIMM 1 SIMM 2 SIMM 3 SIMM 4 8MB 8MB 16MB 16MB 16MB 16MB 1MB 17MB 16MB 1MB 1MB 18MB 16MB 1MB 1MB 1MB 19MB 16MB 4MB 20MB 16MB 4MB 1MB 21MB 16MB 4MB 1MB 1MB 22MB 16MB 4MB 4MB 24MB 16MB 4MB 4MB 1MB 25MB 16MB 4MB 4MB 4MB 28MB 16MB 16MB 32MB 16MB 16MB 1MB 33MB 16MB 16MB 1MB 1MB 34MB 16MB 16MB 4MB 36MB 16MB 16MB 4MB
13. d on board UM8498F UM8496F X CPU Socket 3 Intel 80486SX SX2 SL Enhance CPU installed on board UM8496F x UM8498F x 15 1 10 1 46 0 5 JP14 CPU _ Socket 12 4 80486 DX DX2 SL Enhance CPU 1 Socket UM4980 User s Manual installed on board UM8496F x UM8498F JP15 1 1 6 m JP14 odd 4 5 Intel 80486 DX2 L1 Write Back P24D CPU installed on board 1 EN JP15 1 JP16O QIg P14 CPU ors Socket 5 13 UM4980 User s Manual 6 Cyrix Cx 486S M6 CPU installed on board N x UM8498F 19991 JP16jO 8 8 14 ojog 4 c 5 CPU Socket UM8496F JP15 16 g JP14 CPU OSO 3 5 Socket 14 UM4980 User s Manual 8 UMC Green CPU U5S Super CPU installed on board UM8496F UM8498F JP15 19991 ogo Pie JP14 CPU 5 Socket 9 AMD Am486 DXL DXL2 CPU installed on board UM8496F UM8498F 15 7 x x 16 4 Socket 15 UM4980 User s Manual 10 80486DX4 CPU installed on board UM8496F UM8498F JP15 u 1 a 14 5 Socket CPU Speed 1 25MHz CPU Speed So 8498 N CPU Socket 16 UM4980 User s Manual UM8496F x 2 33MHz CPU Speed
14. ext Value P6 Default Configuration Figure 4 10 Boot Options Screen Floppy check allows the system to search and verify the floppy drives ing boot The default value for this option is Enabled Boot sequence sets the sequence from where the BIOS will attempt to load the operating system The options are B chen A only then default 33 UM4980 User s Manual 4 6 Security Phoenix Setup Copyright 1992 93 Phoenix Technologies Ltd Supervisor Password is Disabled User Password is Disabled Sct Supervisor Password Set User Password Press Enter Password on boot Disabled Diskette access Supervisor 1 14 noue Enter Set Change Password F5 Previous Configuration ESC Exlt F6 Default Conflguratlon Figure 4 17 Security Screen Supervisor Password is shows whether the supervisor password is en abled or disabled default User Password is shows whether the user password is enabled or disabled default Set Supervisor Password requires a password when entering Setup the passwords are 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 Password Pressing the lt Enter gt key will display a message re quiring for the user password which can be up to seven alphanumeric char ac
15. g a local memory read cycle the UM8498F not only monitors bus steering but also checks the parity bit for each data byte from DRAM to ensure that the correct data is read The available op tions are Enabled Disabled default DRAM Refresh Method specifies the timing pulse width where the row address strobe RAS will be on the falling edge and followed by the col umn address strobe signal CAS The available options are RAS only default MCAS before RAS Signal GA20 Select sets the method of select Signal GA20 from Key board Controller or UM8498F Chipset Emulate The available options are listed below Chipset default Keyboard Signale RC select sets the method of select Signal RC The available op tions are Chipset default Keyboard Local Ready Delay Setting sets the delay time of Local Ready Signal The available options are MIT default B None CPU ADS Delay The available options None default recovery Time Select specifies the command recovery time ex cept for some add on cards The available options are 0 0 1 1 2 2 3 3 5 5 7 7 9 9 12 12 5 3 default 7 3 9 3 12 3 32 UM4980 User s Manual 4 5 Boot Options Phoenix Setup Copyright 1992 93 Phoenix Technologies Ltd Boot Options Floppy check Sr Boot sequence tA then 1 Tl Move ESC Exit PgUp Previous Value FS Previous Configuration PgDn N
16. ill restrict you from making any changes Cache ReadHit W ait State 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 re quired by SRAM to process data will need an extension with the excep tion of some SRAMS that are fast enough to catch up with the speed of the CPU The available options are 3 2 2 2 3 1 1 1 2 1 1 1 Cache Write Hit W ait State setting of this parameter makes dif ference from that of the SRAM Read This option sets the number of wait states to be added on writes to cache memory Fewer wait states are recommended to improve the system performance Check the CPU speed and SRAM before changing the default value The available op tions are listed below OWS 1WS 2ws DRAM Wait State determines the number of wait states to be in serted when the CPU reads data into the local DRAM Fewer wait states are recommended to improve the system performance The fol lowing are the available options e OWS 2ws e 1 WS DRAM Page M ode determines the number of wait states to be in serted when the CPU writes data into the local DRAM Fewer wait states are recommended to improve the system performance The fol lowing are the available options Normal Fast 29 UM4980 User s Manual AT Bus Clock Select specifies the speed of the AT Bus clock of the
17. ing screen Technicians use this menu when chang ing values in the chipset register and optimizing the system s performance Phoenix Setup Copyright 1992 93 Phoenix Technologies Ltd Ad vanced Ch i pset Contro Internal cache f eature Write External cache Enabled External cache feature Write through 1 DRAM Parity check Disabled DRAM Refresh Method RAS only Signal GA208 select Chipset Signal RC select Chipset Local Ready Iklay Setting 1T CPU ADS Delay None 1 0 Recovery Time Select 65 31 11 Move 5 PgUp Previous Ualue F5 Previous Configuration PgDn Next Value F6 Default Configuration Figure 4 8 Advanced Chipset Control Screen Note The contents of this menu depends on the chipset in stalled on your mainboard and chipsets vary widely Consult your dealer or the lt F7 help screens before changing the items on this menu Incorrect settings can cause your system to malfunction 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 options useless External cache feature sets the external secondary cache memory to either Write back default or Write through 31 UM4980 User s Manual DRAM Parity Check Durin
18. n The UM4980 is a high performance 80486 VL Bus mainboard which in cludes UM8498F and UM8496F chipsets It also supports high integration amp high performance solution 1 General Specifications Processor Chipset System BIOS Keyboard BIOS System Memory Cache Memory Slots Connectors Form Factor Intel 80486 SX SX2 80487SX 80486DX DX2 DXA P24D Cx486S M6 Cx486DX DX2 M7 AMD Am486DX DX2 Am486DXL DXL2 UMC Green CPU U5S SUPER UMC 8498F UMC 8496F Phoenix AMI KEY DRAM gt 72 pins SIMM single or double density EPROM gt 27C512 12812561512 KB 1 MB Seven 7 16 bit AT slots One 1 8 bit XT slot Three 3 VL Bus slots Standard Power Connector Hard ware Reset Connector Ext Speaker Connector External Battery Turbo Switch Suspend Resume Push Botton Turbo LED Keylock Connector Power LED Keyboard Connector 4 layers 2 3 Baby AT UM4980 User s Manual Features e 100 IBM PC AT compatible e Supports Local Bus Access e Supports H W and S W Turbo Control e Provides Fast CPU Reset and Fast Gate 20 e Built in direct map write through amp write back cache controller Hexible cache memory size 128 256 512 e Supports four banks memory up to 64MB e Supports double density for bank2 and bank3 e Supports 64MB addressing space for DMA e Seven AT Bus slots including three VESA master slots e Performs zero wait burst read for the 486 CPU e Programmable
19. ns fer If your hard disk supports LBA Mode you should enable on this option otherwise disable off it 27 UM4980 User s Manual 4 4 Advanced Chipset 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 93 Phoenix Technologies Ltd Advanced Sustem Setup Systen lining Memory Shadow Advanced Chipset Control 14 noue Enter Select ESC Exit F10 SavefExi t Figure 4 5 Advanced Chipset SETUP Screen System Timing Selecting System Timing from the Advanced System Setup mainmenu dis plays the following screen The actual features displayed depend on the ca pabilities of your system s hardware Phoenix Setup Copyright 1992 93 Phoenix Technologies Lid Auto Configuration Enabled Cache Read Hit Wait State 3 2 2 2 Cache Write Hit Wait State 1 DRAN Vait State r1 DRAN Page Mode Fast ATCLK Select PCLI 4 1 Sanping Activity Tine Delay 14 Move ESC Exit PgUp Previous Value FS Previous Configuration PgDn Next Value F6 Default Configuration Figure 4 6 System Timing Screen 28 UM4980 User s Manual Auto Configuration Disabling this option allows the values for the other parameters to be changed Enabling it w
20. ons using the values in the ROM BIOS Load Values from CMOS allows for automatic configuration of all the above options using the values saved in the CMOS S i 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 appro priate line using the Up lt T gt and Down lt gt arrow keys and press lt En gt The screen will display a warming message as shown below UM4980 User s Manual 4 2 System Setup Phoenix Setup Copyright 1992 93 Phoenix Technologies Ltd Systen Tine 12 58 591 System Date 84 01 19941 Uideo Systen LEGA UGA Systen Menory 640 KB Extended Menory 3 Diskette Drive f 1 2451 Diskette Drive 5 Mot Installed Keyboard CInstal led Tl Move ESC Exit PgUp Previous Value FS Previous Configuration PgDn Next Value F6 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 electronic calendar on the main board Video System specifies the display adapter installed 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
21. sk s or the lt Enter gt key was not pressed in the Autotype Fixed Disk oprion manual setting of the values is recommended Autotype Fixed Disk detects the type of fixed disk 0 and or 1 installed If successful it fills the remaining fields on this menu Type 1 to 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 H eads 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 W rite Precomp refers the cylinder number above which disk drive op erations require reduced write current Also specifies the number of cylin der at which to change the write timing The available options are from 1 to 1024 and None Large Disk DOS Compatibility for Large Hard Disk Compatibility Larger than 528MB issue you must enable this item except UNIX operat ing system LBA Mode Control turns on or off the hard disk drive s LBA Mode sup port Some HDD support more than 540MB and LBA Mode for data tra
22. slave access tim Dn 0n1 1 n Dn Sustem Wakeup fror Suspend nodes by IRQ1 Keyboard Onl 1903 COM2 0n1 TL Move ESC Exit PgUp Previous Value FS Previous Configuration PgDn Mext Value F6 Default Configuration Figure 4 13 Green PC Features Screen2 35 UM4980 User s Manual Phoenix Setup Copyright 1932 93 Phoenix Technologies Ltd Green PC Features 1804 C COM1 IRQS printer 1807 Printer 1899 18910 15911 18012 PS72 rouse 18915 ISA Master DMA TL Move ESC Exit PgUp Preuious Ualue FS Previous Configuration PgDn Next Value F6 Default Configuration Figure 4 14 Green PC Features Screen3 Power Saving Mode enables or disables default 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 30 s default 1 2 4 8 m Disabled System Standby Timer sets the time interval after system inactivity when the system events enters STANDBY mode The options are 2 m default e 4 8 16 32 64 1 2812561512 m Disabled System Suspend Timer sets the time interval after system inactivity when the system enters SUSPEND mode The available options are 2 default e 4 8 16 32 64 1 2812561512 m Disabled VGA with Power Down features sets the method by
23. t N gt then the lt Enter gt key to save your settings first before exiting Setup Appendix A Setting the System Speed High Speed Ds G o ass s B Speed is a 41
24. t 1 2 4 5 JP19 short 1 2 4 5 JP14 short 2 3 4 5 JP15 short 2 3 Cyrix JP1 6 open 4865 M6 JP17 short 2 3 4 5 JP18 short 1 2 3 4 5 6 JP19 short 1 2 3 4 5 6 Table 3 7 Jumper Settings Continued UM4980 User s Manual CPU Type Function Cx486DX DX2 UMC Green CPU U5S Super AMD Am486DXL DXL2 Intel 80486DX4 Jumper Settings JP14 short 2 3 JP15 short 2 JP16 short 2 JP17 short 2 3 JP18 short 1 2 JP19 short 1 2 JP14 open JP15 short 2 3 JP16 short 3 4 JP17 short 1 2 JP18 short 2 3 JP19 short 2 3 JP14 open JP15 short 2 3 4 2 JP16 short 2 3 4 JP1 7 short 1 2 JP18 short 2 3 JP19 short 2 3 JP14 short 1 2 JP15 short 1 2 JP1 6 short 2 JP17 short 5 6 JP18 short 1 2 JP19 short 1 2 Clock Select 33 MHz JP7 short JP8 open JP9 open JP7 short short JP9 short 40 MHz JP7 short JP8 short JP9 open 50 MHz JP8 open short 128KB 32Kx8x4 Cache Memory Settings one bank JP4 short 1 2 JP5 short 2 JP6 open JP10 open JP11 JP12 open JP7 open x JP13 open Table 3 7 Jumper Settings Continued UM4980 User s Manual Function Jumper Settings JP4 short 1 2 JP5 short 2 256KB 64Kx8x4 jane 2 JP12 open JP13 short JP4 short 2 3 JP5 short 2 3 256KB 32Kx8x8 ae two bank IET Ouen JP1 2 open JP13 short JP4 short
25. ters 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 is as User al lows access to the floppy drives at any time 34 4 7 Green PC Features UM4980 User s Manual Phoenix Setup Copyright 1992 93 Phoenix Technologies Ltd Green PC Features Power Swing Mode Systen Doze Ti ner Systen Standby Tiner System suspend Timer with Power Down feature Mon SMI CPU wpport Hard Disk Standby Tiner 38 s1 2 al 2 n1 Hone1 Bu 180101 Disabled Advanced Pover Management Setup Systen enters Boze Standbymodes by VGA access Cort Floppy access 0n1 14 Hove ESC Exit PgUp Previous Ualue F5 Previous Configuration PgDn Next Value F6 Default Configuration Figure 4 12 Green PC Features Screen 7 Phoenix Setup Copyright 1992 93 Phoenix Technologies Ltd Green PC Features Hard Disk access Keyboard access COM access LPI access ISA Master access event VESA
26. 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 the connectors on the UM4980 Connector _______ Funetion J1 Power Supply Connector J2 External Battery Connector J3 Keyboard Connector 27 Suspend Resume Push Botton Connector m ware Rest Comer m mme mm _______ J32 Keyboard Lock Power LED Table 3 2 Mainboard Connectors Note You can only push the J27 button to enter suspend re sume modes when the system is in IDLE state other wise the system will halt or your data may be destroyed UM4980 User s Manual 3 3 Board Layout Keyboard Connector Fe J1 Power 00000000000 Connector Expansion Slots L ET 3 6 Slots CPU socket L 25 pid JP26 JP24B DEP Turbo LED Suspend Switch Speaker Resume Figure 3 1 UM4980 Mainboard Layout 10 UM4980 User s Manual 3 4 Graphical Descriptions of Jumper Settings means that this jumer is set as open 1 signifies ins 1 amp 2 are set as short 1 CPU Type 1 Intel 80486SX SX2 CPU installed on board UM8496F x UM8498F x JP15 11000 1 oge JP16 0 8 O JP14 CPU 200 Socket 11 UM4980 User s M anual 2 Intel 80486DX DX2 Am486DX DX2 CPU installe
Download Pdf Manuals
Related Search