AR-B1672 INDUSTRIAL GRADE CPU BOARD User` s
Contents
1. PST psp KU lt 0010 A a OF Q SA SENS 00 6 00000 0000000 00000 0000000 2 n 4 JA 7 T 7 EUM 00000 200000001 P ode 2 AR 21 Z NM AJUUUUU cone AR BI67e V1 0 Oo n pi U 100 oO E OQ es A P bin 20 p C OOI 0 6 OO V JO Ore 56 20 Dog PS JH JO 100 o Z ae V 10 o 5 z Q 1 00 760 400 00 P a lec E Uds 66909900009099000009009000 Er Mes loc ANI m A Z ll ESPKI BTONI JPe Hio AR B1672 User s Guide 2 2 POWER ON CONNECTOR FOR ATX POWER SUPPLY 1 123 When AT power supplier is applied jumper PN Signal 2 amp 3 should be tied together Factory 1 PSON preset When ATX power supplier is applied pini amp pin 3 should be connect to proper location of ATX power supplier 2 3 CLEAR CMOS JP4 If want to clear the CMOS Setup for example when you forgot the password please clear the setup and then set the password again2. 6 e PS2 JST6 pin Keyboard Mouse Connector 3 6 USB PORT CONNECTOR USB1 The AR B1672 provides Two USB port Signal USBDO 3 7 IRDA INFRARED INTERFACE PORT IR1 The AR B1672 built in IrDA port which support Serial Infrared SIR or Amplitude Shift Keyed IR ASKIR interface When use the IrDA port have to set SIR or ASKIR model in the BIOS s Peripheral Setup s COM 2 Then the normal RS 232 COM 2 will be disabled 12 AR B1672 User s Guide 3 8 FAN CONNECTOR FAN1 The AR B1672 provides CPU cooling Fan connector CPU connectors can supply 12V 500mA to the cooling fan 3 9 ETHERNET RJ45 CONNECTOR LAN1 The Ethernet RJ 45 connectors are the standard network headers The following table is the pin assignment 8 1 Not Used E m J 3 RX 7 Not Used 4 NotUsed 8 NotUsed e ENABLED DISABLED LAN FUNCTION JP1 1 FUNCTION 2 a Enable On Board LAN Factory Preset ON Disabled On Board LAN 3 10 VGA CRT CONNECTOR VGA1 AR B1672 built in 15 pin VGA connector directly to your CRT monitor 13 AR B1672 User s Guide 3 11 FLOPPY DRIVE CONNECTOR FDD1 The AR B1672 provides a 34 pin header type connector for supporting up to two floppy disk drives To enable or disable the floppy disk controller please use the BIOS Setup program 1 33 odd GROUND DRVEN 0 4 NOT USE
3. 0 5 TECHNICAL SUPPORT AND USER COMMENTS Users comments are always welcome as they assist us in improving the quality of our products and the readability of our publications They create a very important part of the input used for product enhancement and revision We may use and distribute any of the information you provide in any way appropriate without incurring any obligation You may of course continue to use the information you provide If you have any suggestions for improving particular sections or if you find any errors on it please send your comments to Acrosser Technology Co Ltd or your local sales representative and indicate the manual title and book number mailto Sales acrosser com Internet electronic AR B1672 User s Guide 0 6 STATIC ELECTRICITY PRECAUTIONS Before removing the board from its anti static bag read this section about static electricity precautions Static electricity is a constant danger to computer systems The charge that can build up in your body may be more than sufficient to damage integrated circuits on any PC board It is therefore important to observe basic precautions whenever you use or handle computer components Although areas with humid climates are much less prone to static build up it is always best to safeguard against accidents that may result in expensive repairs The following measures should be sufficient to protect your equipment from static discharge u Touch a grounde
4. Sec Slave so the user can install up to two hard disks For the master and slave jumpers please refer to the hard disk s installation descriptions and the hard disk jumper settings in section three of this manual You can select AUTO under the TYPE and MODE fields This will enable auto detection of your IDE drives during boot up This will allow you to change your hard drives with the power off and then power on without having to reconfigure your hard drive type If you use older hard disk drives which do not support this feature then you must configure the hard disk drive in the standard method as described above by the USER option Floppy Setup The Standard CMOS Setup option records the types of floppy disk drives installed in the system To enter the configuration value for a particular drive highlight its corresponding field and then select the drive type using the left or right arrow key Boot Sector Virus Protection This option protects the boot sector and partition table of your hard disk against accidental modifications Any attempt to write to them will cause the system to halt and display a warning message If this occurs you can either allow the operation to continue or use a bootable virus free floppy disk to reboot and investigate your system The default setting is Disabled This setting is recommended because it conflicts with new operating systems Installation of new operating systems requires that you
5. you should close the pin 2 3 about 3 seconds then open again set back to normal operation mode close the pin 1 2 1 JP4 FUNCTION Normal Operation TAON Factory Preset 3 u Clear CMOS AR B1672 User s Guide 3 CONNECTION This chapter describes how to connect peripherals switches and indicators to the AR B1672 board 3 1 AUDIO PORT CONNECTOR AUDIO1 26 AUDIOR PCSPKO GND Not Used Not Used Not Used Not Used Not Used Not Used Not Used Not Used 24 Not Used GND 26 Note the connector does not contain the GAME MIDI port signal When AR B9425 audio card is used with this CPU board the GAME port function is not supported If users want to use the amplified trumpet that is constructed inside please plug it into the line out If not please plug it into the speak out 3 2 ULTRA ATA33 66 100 IDE DISK DRIVE CONNECTOR IDE1 IDE2 e IDE1 Primary IDE Connector A 40 pin header type connector IDE1 is provided to interface with up to two embedded hard disk drives IDE AT bus This interface through a 40 pin cable allows the user to connect up to two drives in a daisy chain fashion To enable or disable the hard disk controller please use the BIOS Setup program which is explained further in chapter 5 The following table illustrates the pin assignments of the hard disk drive s 40 pin connector PDDACK IRQ14 PDA1 PDAO 36 PDA2 PDCS1 38 PDCS3 HLEDP 40
6. GROUND e IDE 2 Second IDE Connector AR B1672 also provides IDE interface 44 pin connector to connect with the hard disk device DATA 3 DATA 2 DATA 1 DATA 0 GROUND SDDREQ SOIOW SOIOR SIORDY SDDACK IRQ15 SDA1 SDAO SDCS1 HLEDS VCC 43 GROUND 3 3 PARALLEL PORT CONNECTOR PRINT1 This port is usually connected to a printer The AR B1672 includes an on board parallel port and accessed through a 26 pin flat cable connector Three modes SPP EPP and ECP are supported AR B1672 User s Guide GROUND DATA 8 DATA 9 DATA 10 DATA 11 DATA 12 DATA 13 DATA 14 DATA 15 GROUND GROUND GROUND GROUND GROUND GROUND 5066 100 SDCS3 GROUND C N C 10 AR B1672 User s Guide 3 4 SERIAL PORTS COM1 COM2 e COM1 D SUB 9 PIN RS 232 FACTORY PRESET e RS 485 Terminator Select J2 When there is only one line the setting should be left off J2 ON please take off the jumper if multiple blocks are used on a FACTORY PRESET single line this should be set to ON place a jumper n order to properly terminate the connection for better transmission e RS 485 Header J1 AR B1672 User s Guide 3 5 KEYBOARD MOUSE CONNECTOR PS1 PS2 The AR B1672 provides 6 PIN JST Header and 6 PIN MINI DIN keyboard mouse connector e PS1 6 pin Mini DIN Keyboard Mouse Connector 2 MSDATA Front View
7. cards These options determine if the BIOS should remove an IRQ DMA from the pool of availability of IRQs DMAs passed to the BIOS configurable devices If more IRQs DMAs must be removed from the pool the end user can use these PCI PnP Setup options to remove the IRQ DMA by assigning the option to the ISA EISA setting The onboard I O is configurable with BIOS 25 AR B1672 User s Guide 5 7 PERIPHERAL SETUP This section is used to configure peripheral features AMIBIOS SETUP PERIPHERAL SETUP 222881 American Megatrends Inc ll Rights Reserved Inboard FDC Reserved Available Options OnBoard Serial Porti Reserved Disabled OnBoard Serial Reserved Enabled Serial Porte Mode Normal IR Pins Duplex Mode Receiver Polarity Transmitter Polarity OnBoard Parallel Port Reserved Parallel Port Mode Normal EPP Version Parallel Port DMA Channel Parallel Port Auto OnBoard IDE Reserved OnBoard AC 97 Audio Enabled ESC Exit 14 8 1 Modify Fi Help F2 F3 Color Peripheral Setup OnBoard FDC This option enables the floppy drive controller on the AR B1672 OnBoard Serial Port This option enables the serial port on the AR B1672 IR Port support This item is to activate the function of Infrared OnBoard Parallel Port This option enables the parallel port on the AR B1672 Parallel Port Mode This option specifies the parallel port mode ECP and EPP are
8. disable this to prevent write errors 20 5 3 ADVANCED CMOS SETUP AR B1672 User s Guide The lt Advanced CMOS Setup gt option consists of configuration entries that allow you to improve your system performance or let you set up some system features according to your preference Some entries here are required by the CPU board s design to remain in their default settings AMNIBIOS SETUP ADVANCED CMOS SETUP C ZBH1 American Megatrends Inc All Rights Reserved Quick Boot Disabled Available Options ist Boot Device end Boot Device 3rd Boot Device 4th Boot Device Try Other Boot Devices 5 M A R T for Hard Disks BootUp Num Lock Floppy Drive Suap Floppy Drive Seek PS 2 Mouse Support Primary Display Password Check Boot To 05 2 system BIOS Cacheable CBHB 32k Shadow CBBB 16k Shadow CCBHB 16k Shadow DBHB 16k Shadow D4BB 16k Shadow Quick Boot Disahled k Disabled Disahled Enahled Disahled Disahled Yes Disabled Off Disabled Disabled Disabled Absent Setup No Disabled Disabled Disabled Disabled ESC Exit 11 31 Disabled amp Modify Disabled Fi Help F F3 Color Advanced CMOS Setup This category speeds up Power On Self Test POST after you power on the computer If it is set to Enabled BIOS will shorten or skip some check items during POST 1st Boot Device 2nd Boot Device 3rd Boot Device 4th Boot Device These options determine where the system l
9. on your system board The chips can be electronically reprogrammed allowing you to upgrade your BIOS firmware without removing and installing chips The AR B1672 provides the FLASH BIOS update function for you to easily to update to a newer BIOS version Please follow these operating steps to update to new BIOS Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Turn on your system and don t detect the CONFIG SYS and AUTOEXEC BAT files Insert the FLASH BIOS diskette into the floppy disk drive In the MS DOS mode you can type the FLASH826 program A gt FLASH826 Press ALT F The lt File gt box will show the following message this message will be highlighted BIOS Filename Loading After typing in the File name you must press lt ENTER gt or press lt ESC gt to exit And then please enter the file name to the lt Enter File Name gt box And the lt Message gt box will show the following notice Are you sure to write the BIOS into flash ROM Press the lt Enter gt key to update the new BIOS Then the lt Message gt box will show the lt Programming now gt When the BIOS update is successful the message will show lt Flash ROM Update Completed Pass gt 28 AR B1672 User s Guide APPENDIX A ADDRESS MAPPING IO Address Chipset controller registers I O ports 040 05F Timer control registers 060 06F Keyboard interface controller DMA register Math coprocessor 25
10. 0 2 WELCOME TO THE AR B1672 CPU BOARD This guide introduces the Acrosser AR B1672 CPU Board Use information provided in this manual describes this card s functions and features It also helps you start set up and operate your AR B1672 General system information can also be found in this publication 0 3 BEFORE YOU USE THIS GUIDE Please refer to the Chapter 1 Introduction in this guide if you have not already installed this AR B1672 Check the packing list before you install and make sure the accessories are completely included AR B1672 CD provides the newest information regarding the CPU card Please refer to the files of the enclosed utility CD It contains the modification and hardware 8 software information and adding the description or modification of product function after manual printed 0 4 RETURNING YOUR BOARD FOR SERVICE If your board requires any services contact the distributor or sales representative from whom you purchased the product for service information If you need to ship your board to us for service be sure it is packed in a protective carton We recommend that you keep the original shipping container for this purpose You can help assure efficient servicing for your product by following these guidelines 1 Include your name address daytime telephone facsimile number and E mail 2 A description of the system configuration and or software at the time of malfunction 3 A brief description of the problem occurred
11. 0 258 Super Serial port 2 Serial port 1 Memory Map MEMORY MAP ASSIGNMENT 0000000 009FFFF System memory used by DOS and application Display buffer memory for VGA CGA MONOCHROME adapter 00C0000 00DFFFF Reserved for I O device BIOS ROM or RAM buffer Reserved for device ROM 00F0000 00FFFFF System BIOS ROM 0100000 FFFFFFF T 29 AR B1672 User s Guide APPENDIX B INTERRUPT REQUEST IRQ Note 00 Systemtimer 03 Serial Port COM2 6 Floppy Disk Controler o os Parallel Port LPT1 RTC clock ACPI PS 2 Compatible Mouse Port 13 Numeric data processor Primary IDE controller Secondary IDE controller If the content in Setting is inconsistent with CD ROM Please refer to the Setting as priority 30
12. AR B1672 User s Guide AR B1672 INDUSTRIAL GRADE CPU BOARD User s Guide Edition 1 01 Book Number AR B1672 03 0630 AR B1672 User s Guide Table of Contents Memory Bank Address Select 2 AR B1672 User s Guide 0 PREFACE 0 1 COPYRIGHT NOTICE AND DISCLAIMER This document is copyrighted 2002 by Acrosser Technology Co Ltd All rights are reserved No part of this manual may be reproduced copied transcribed stored in a retrieval system or translated into any language or computer language in any form or by any means such as electronic mechanical magnetic optical chemical manual or other means without the prior written permission or original manufacturer Acrosser Technology assumes no responsibility or warranty with respect to the content in this manual and specifically disclaims any implied warranty of merchantability or fitness for any particular purpose Furthermore Acrosser Technology reserves the right to make improvements to the products described in this manual at any times without notice Such revisions will be posted on the A T as soon as possible Possession use or copy of the software described in this publication is authorized only pursuant to valid written license from Acrosser or an authorized sub licensor ACKNOWLEDGEMENTS Acrosser AMI IBM PC AT Windows MS DOS are registered trademarks All other trademarks and registered trademarks are the property of their respective owners
13. CONSOLE This chapter describes the AR B1672 BIOS menu displays and explains how to perform common tasks needed to get up and running and presents detailed explanations of the elements found in each of the BIOS menus The following topics are covered BIOS Setup Overview Standard CMOS Setup Advanced CMOS Setup Advanced Chipset Setup Power Management PCI Plug and Play Peripheral Setup Auto Detect Hard Disks Password Setting Load Default Setting BIOS Exit 5 1 BIOS SETUP OVERVIEW The BIOS is a program used to initialize and set up the I O system of the computer which includes the ISA bus and connected devices such as the video display diskette drive and the keyboard The BIOS provides a menu based interface to the console subsystem The console subsystem contains special software called firmware that interacts directly with the hardware components and facilitates interaction between the system hardware and the operating system The BIOS default values ensure that the system will function at its normal capability In the worst situation the user may have corrupted the original settings set by the manufacturer After the computer is turned on the BIOS will perform diagnostics on the system and display the size of the memory that is being tested Press the Del key to enter the BIOS Setup program and then the main menu will show on the screen The BIOS Setup main menu includes some options Use the Up Down arrow key to highlight the op
14. D DRVEN 1 MOTOR ENABLE 0 DRIVE SELECT 1 DRIVE SELECT 0 DIRECTION STEP OUTPUT PULSE WRITE DATA MOTOR ENABLE 1 DISK CHANGE 3 12 DOC SOCKET DOC1 3 12 1 D O C Memory Bank Address Select JP2 This section provides the information about how to use the D O C Disk On Chip It divided into two parts hardware setting and software configuration Step 1 Use JP2 to select the correct D O C memory bank address Step 2 Insert programmed Disk On Chip into sockets U18 setting as DOC Step 3 Line up and insert the AR B1672 card into slot of your computer O Factory Preset uds 0200 14 AR B1672 User s Guide 3 13 GENERAL PURPOSE GPIO1 JP3 ADDRESS ON 215 Factory Preset OFF 77H JP3 Users could test GPIO function under Debug program as follow C gt debug 215 01H Generally the GPIO2 Pin2 will be High Level others output pin are Low Level e 215 FC Generally suppose that GPIO1 s Pint and Pin3 are High Level then will show FC 3 14 POWER CONNECTOR PWR1 PWR2 9000 PWR1 VCC 5V The is a 4 pin power connector It s the standard connectors on all Acrosser boards 1 2 PWR2 15 AR B1672 User s Guide 3 15 LCD amp LVDS FUNCTION 3 15 1 18 Bits LCD PANEL CONNECTOR LCD1 2 EEE 1 Signal PD18 PD19 GO G1 G2 G3 G4 G5 3 15 2 LVDS PAN
15. EL CONNECTOR LVDS1 Signal TXOUTO GND TXOUTO GND TXOUT3 TXOUT1 VTX12 LVDSVCC TXOUT3 TXOUTI LVDSVCC TXOUT2 N C TXOUT2 GND TXCLK 16 AR B1672 User s Guide 3 15 3 LVDSVCC amp LCDVCC VOLTAGE SELECT LVDSV1 1 3 2 4 3 3V ON Factory Preset 6 3 5 4 6 mimi Jon N 1 VCC ul INTERNAL BUZZER PIN 1 2 Connect to External BUZZER 3 4 ON Factory Preset Use Internal BUZZER 3 17 RESET SWITCH RST1 Shorting these two pins will reset the system 2 1 7 8 System Power 3 19 PC 104 CONNECTOR PC 104 2 64 1 63 2 40 1 39 AR B1672 User s Guide 4 WATCHDOG TIMER This section describes the use of Watchdog Timer including disable enable and trigger AR B1672 is equipped with a programmable time out period watchdog timer that occupies I O port 443H Users can use simple program to enable the watchdog timer Once you enable the watchdog timer the program should trigger it every time before it times out Watchdog Timer will generate a response system or IRQ9 due to system fails to trigger or disable watchdog timer before preset timer times out Enable D7 4 Time Base Time Factor 00 05 Watchdog Write and Register Counter and Trigger Compartor RESET Watchdog Block Diagram 4 1 WATCHDOG TIMER SETTING The watchdog timer is a circuit that maybe be used from your progr
16. Power management Setup gt option allows you to reduce power consumption This feature turns off the video display and shuts down the hard disk after a period of inactivity AMIBIOS SETUP POWER MANAGEMENT SETUP C ZBH1 American Megatrends Inc All Rights Reserved ACPI Aware 043 No Available Options System Thermal Disahled No Thermal Active Temperature 4H 184 F Yes Thermal Slow Clock Ratio Reser ved Tl Sel Modify Fi Help F2 F3 Cnlor Power Management ACPI Aware O S The option YES is for ATX power the option NO is for AT Power System Thermal If the choice lt monitor gt is chose the system will alarm when the system temperature is beyond the critical temperature Thermal Active Temperature Thermal Slow Clock Ratio This item is to set up the Operating Frequency of system clock in power saving mode to set a suitable clock frequency ratio which between standard CPU clock and CPU clock in power saving mode when the temperature is beyond the critical temperature 24 AR B1672 User s Guide 5 6 PCIPLUG AND PLAY This section is used to configure PCI Plug and Play features The PCI amp PNP Setup option configures the PCI bus slots AMIBIOS SETUP PCI PLUG AMD PLAY SETUP C 2HH1 American Megatrends Inc All Rights Reserved Plug and Play Aware 05 Available Options Clear NURAM No OnChip VGA Frame Buffer Size Yes PCI Latency Timer PCT Clocks Primar
17. RD CMOS SETUP The lt Standard CMOS Setup gt option allows you to record some basic system hardware configuration and set the system clock and error handling If the CPU board is already installed in a working system you will not need to select this option anymore AMIBIOS SETUP STANDARD CMOS SETUP 2001 American Megatrends Inc All Rights Reserved Date mm dd yyyy Mon 18 2002 Base Memory Time hh mm ss 19 02 29 Extd Memory MB Floppy Drive A 1 44 MB 3 Floppy Drive B Not Installed LBA Blk PIO 32Bit Type Size Cyln Head WPcom Sec Mode Mode Mode Mode Pri Master Auto On Pri Slave Auto On Sec Master Auto On Sec Slave Auto On Boot Sector Virus Protection Disabled Month Jan Dec ESC Exit fl Sel Dau 91 31 PgUp PgDn Mod ifu Year 1988 2099 F2 F3 Color Standard CMOS Setup Date amp Time Setup Highlight the Date field and then press the Page Up Page Down or keys to set the current date Follow the month day and year format Highlight the Time field and then press the Page Up Page Down or keys to set the current date Follow the hour minute and second format The user can bypass the date and time prompts by creating an AUTOEXEC BAT file For information on how to create this file please refer to the MS DOS manual Hard Disk Setup The BIOS supports various types for user settings The BIOS supports Pri Master Pri Slave Sec Master and
18. am software to detect crash or hang up The Watchdog timer is automatically disabled after reset Once you enabled the watchdog timer your program should trigger the watchdog timer every time before it times out After you trigger the watchdog timer the timer will be set to zero and start to count again If your program fails to trigger the watchdog timer before times out it will generate a reset pulse to reset the system or trigger the IRQ 9 signal in order to tell your system that the watchdog time is out Please refer to the following table in order to properly program Watchdog function D7 D6 05 04 D3 02 01 00 1 Enable Reset Time period 0 Disable IRQ 9 Users could test watchdog function under Debug program as follows C gt debug O 443 C8H Generally watchdog function would reset system after 8 seconds 443 0 Disable watchdog function C gt debug o O 443 88H Generally watchdog function would generate IRQ 9 after 8 seconds O 443 Disable watchdog function 4 2 WATCHDOG TIMER TRIGGER After you enable the watchdog timer your program must write the same factor as triggering to the watchdog timer at least once during every time out period You can change the time out period by writing another timer factor to the watchdog register at any time and you must trigger the watchdog during every new time out period in next trigger 18 AR B1672 User s Guide 5 BIOS
19. both bi directional data transfer schemes that adhere to the IEEE 284 specifications Parallel Port DMA Channel This option is only available if the setting for the parallel Port Mode option is ECP OnBoard IDE This option is to set up the operating mode of IDE controller If the main board offers the enhanced I O port the choice should be lt Enabled gt OnBoard AC 97 Audio This item allows you to decide to Enabled Disabled the AC 97 Audio 26 AR B1672 User s Guide 5 8 AUTO DETECT HARD DISKS This option detects the parameters of an IDE hard disk drive and automatically enters them into the Standard CMOS Setup screen 5 9 PASSWORD SETTING This BIOS Setup has an optional password feature The system can be configured so that all users must enter a password every time the system boots or when BIOS Setup is executed User can set either a Supervisor password or a User password Select the appropriate password icon Supervisor or User from the Security section of the BIOS Setup main menu Enter the password and press Enter The screen does not display the characters entered After the new password is entered retype the new password as prompted and press Enter If the password confirmation is incorrect an error message appears If the new password is entered without error press Esc to return to the BIOS Main Menu The password is stored in CMOS RAM after BIOS completes The next time the system boots you are prompte
20. ctor Keyboard Connector amp PS 2 Mouse Port on board Power Consumption 5VSB 0 25A 5V 3 8A Max 12V 20 5A Max Operating Temperature 0 60 C CPU needs Cooler AR B1672 User s Guide 1 2 PACKING LIST In addition to this User s Manual the AR B1672 package includes the following items The quick setup manual 1 AR B1672 CPU board 1 Hard disk drive adapter cable 40Pin 1 Hard disk drive adapter cable 44Pin 1 Floppy disk drive adapter cable 1 Parallel port and serial port adapter cable mounted on one bracket 1 Software utility CD 1 PS 2 Mouse amp Keyboard interface Y cable 1 Audio interface cable mounted on one bracket AR B9425A option 2 USB ports on one bracket Acrosser NO 190030136 option AR B1672 User s Guide 2 INSTALLATION This chapter describes how to install the AR B1672 At first the layout of AR B1672 is shown and the unpacking information that you should be careful is described The following lists the jumpers and switches setting for the AR B1672 s configuration 2 1 AR B1672 S LAYOUT
21. d for the password function is present and is enabled Enter new supervisor password 5 10 LOAD DEFAULT SETTING This section permits users to select a group of settings for all BIOS Setup options You not only can use these items to quickly set system configuration parameters but also can choose a group of settings that have a better chance of working when the system is having configuration related problems 5 10 1 Auto Configuration with Optimal Setting The user can load the optimal default settings for the BIOS The Optimal default settings are best case values that should optimize system performance If CMOS RAM is corrupted the optimal settings are loaded automatically Load high performance setting Y N Y 5 10 2 Auto Configuration with Fail Safe Setting The user can load the Fail Safe BIOS Setup option settings by selecting the Fail Safe item from the Default section of the BIOS Setup main menu The Fail Safe settings provide far from optimal system performance but are the most stable settings Use this option as a diagnostic aid if the system is behaving erratically Load failsafe settings Y N Y 5 11 BIOS EXIT This section is used to exit the BIOS main menu After making your changes you can either save them or exit the BIOS menu and without saving the new values 27 AR B1672 User s Guide 5 12 BIOS UPDATE The BIOS program instructions are contained within computer chips called FLASH ROMs that are located
22. d metal object to discharge the static electricity in your body or ideally wear a grounded wrist strap u When unpacking and handling the board or other system components place all materials on an anti static surface u Be careful not to touch the components on the board especially the golden finger connectors on the bottom of the board AR B1672 User s Guide 1 INTRODUCTION Welcome to the AR B1672 ISA Single Board Computer The AR B1672 board is PIC form factor board which comes equipped with high performance VIA Eden or C3 Processor with the VIA advanced chipset Apollo PLE133T VT8601T and VT82C686B This product is designed for the system manufacturers integrators or VARs that want to provide all the performance reliability and quality at a reasonable price In addition the AR B1672 provides on chip VGA The VGA which provides up to True Color 32 bit 1024x768 or High Color 16 bit 1280x1024 resolution The VGA memory is share main memory AR B1672 have one network controller on board uses RealTek 8100B LAN controller a fully integrated 10 100BASE TX solution with high performance networking functions and Alert on LAN features 1 1 SPECIFICATIONS CPU VIA Eden 400MHz EBGA Optional C3 and other frequencies DMA channels 7 Interrupt levels 15 Chipset Apollo PLE133T VT8601T Integrated 2D 3D graphics accelerator and VT82C686B RAM memory Provide one 144 pin SO DIMM socket The memory ca
23. erture Size 2 USB Control ler Disabled USE Device Legacy Support Disabled ESC Exit 14 8 1 Had i fy Fi Help F2 F3 Color Advanced Chipset Setup Configure SDRAM Timing by SPD SPD is the abbreviation Serial Presence Detect SPD takes accord the chip types capacity timing voltage data The system can auto adjust memory according to the data to reach the best situation The Choice Enabled Disabled DRAM Frequency PC 100 means the memory bus is running at 100MHz PC 133 means the memory bus is running at 133MHz The Choice 66Mhz 100Mhz 133Mhz SDRAM CAS Latency Time When synchronous DRAM is installed the number of clock cycles of CAS latency depends on the DRAM timing The Choice 2 3 Memory Hole You can reserve this area of system memory for ISA adapter ROM When this area is reserved it cannot be cached The user information of peripherals that need to use this area of system memory usually discusses their memory requirements AGP Aperture Size The item is to set up AGP display to use how much memory to save Texture Data USB Controller This option can enable USB Port 0 amp 1or Disabled USB function USB Device Legacy Support These options are used to enable the USB function and it s only useful in the DOS mode The USB function sets Enabled will occupy IRQ10 23 AR B1672 User s Guide 5 5 POWER MANAGEMENT This section is used to configure power management features This lt
24. ooks first for an operating system S M A R T for Hard Disks S M A R T is abbreviation of Self Monitoring Analysis and Reporting Technology It is reliable and precautious technology When Hard Disk disorder it prevents Hard Disk from the loss of data Boot Up Num Lock This item is used to activate the Num Lock function upon system boot If the setting is on after a boot the Num Lock light is lit and user can use the number key Floppy Drive Swap The option reverses the drive letter assignments of your floppy disk drives in the Swap A B setting otherwise leave on the setting of Disabled No Swap This works separately from the BIOS Features floppy disk swap feature It is functionally the same as physically interchanging the connectors of the floppy disk drives When lt Enabled gt the BIOS swapped floppy drive assignments so that Drive A becomes Drive B and Drive B becomes Drive A under DOS Floppy Drive Seek If the Floppy Drive Seek item is setting Enabled the BIOS will seek the floppy lt A gt drive one time upon boot up 21 AR B1672 User s Guide PS 2 Mouse Support The setting of Enabled allows the system to detect a PS 2 mouse on boot up If detected IRQ12 will be used for the PS 2 mouse IRQ 12 will be reserved for expansion cards if a PS 2 mouse is not detected Disabled will reserve IRQ12 for expansion cards and therefore the PS 2 mouse will not function Primary Display The option is used to set the type of
25. pability is up to 512MB VGA Controller Embedded VGA controller Screen Resolution up to True Color 32 bit 1024x768 or High Color 16 bit 1280x1024 Display Interface CRT D SUB 15 pin female connector LVDS for 18 bit TFT LCD Panel 2x13x2 00mm pin header connector LCD for 18 bit TFT LCD Panel 2x22x2 00mm pin header connector Ultra ATA 33 66 100 IDE Interface Two PCI Enhance IDE channel The south bridge VT82C686B supports Ultra ATA 33 66 100 IDE interface To support Ultra ATA66 100 Hard disk a specified cable must be available Floppy disk drive interface 2 88 MB 1 44MB 1 2MB 720KB or 360KB floppy disk drive SSD Support one socket for DiskOnChip Series ports Two high speed 16C550 compatible UARTs ports COM1 On board D SUB 9 pin male external port Share with RS 485 COM2 On board one 2x5x2 54mm Box Header connector Only RS 232C Parallel Port one IEEE1284 compatible Bi directional ports IrDA port Supports IrDA HPSIR and ASK Amplitude Shift Keyed IR port multiplexed on COM2 USB port Support two USB 1 1 compatible ports Audio Onboard AC 97 Codec Supports two channel Left Right Line IN OUT and Left Right speaker out MIC IN CD IN Watchdog timer Software programmable 1 63sec RealTek RTL8100B Fast Ethernet Multifunction PCI Controller IEEE 802 3u Auto Negotiation support for 10BASE T 100BASE TX standard Fast back to back transmission support with minimum interframe spacing Connected to your LAN through RJ45 conne
26. tion that you wish to modify and then press the Enter key to select the option and configure the functions AMIBIOS HIFLEX SETUP UTILITY VERSION 1 54 2001 American Megatrends Inc All Rights Reserved Standard CMOS Setup Advanced CMOS Setup Advanced Chipset Setup Power Management Setup PCI Plug and Play Setup Peripheral Setup Hardware Monitor Setup Auto Detect Hard Disks Change User Passuord Change Supervisor Passuord Auto Configuration with Optimal Settings Auto Configuration with Fail Safe Settings Save Settings and Exit Exit Without Saving Standard CMOS setup for changing time date hard disk tupe etc ESC Exit 14 5 1 F2 F3 Color Fi B Save amp Exit Setup Main Menu CAUTION 1 AR B1672 BIOS the factory default setting is used to the Auto Configuration with Optimal Settings Acrosser recommends using the BIOS default setting unless you are very familiar with the setting function or you can contact the technical support engineer 2 If the BIOS settings are lost the CMOS will detect the Auto Configuration with Fail Safe Settings to boot the operation system this option will reduce the performance of the system Acrosser recommends choosing the Auto Configuration with Optimal Setting in the main menu This option gives best case values that should optimize system performance 3 The BIOS settings are described in detail in this section 19 AR B1672 User s Guide 5 2 STANDA
27. video display card installed in the system Password Check This option enables password checking every time the computer is powered on or every time the BIOS Setup is executed If Always is chosen a user password prompt appears every time the computer is turned If Setup is chosen the password prompt appears if the BIOS executed Boot to OS 2 When using the OS 2 operating system you need to Yes this option otherwise leave this on the setup default of No System BIOS Cacheable Enabled this option to enhance system performance by shadowing and caching system BIOS shadow functions will be ignored Shadow Memory Each of segments provides three options Disabled Enabled and Cached for faster adapter s ROM executions However this shadow function is Chipset oriented and dependent on system hardware feature In general C000 64K will be allocated for VGA BIOS and set to Cached to get higher display performance by shadowing and caching feature If user chooses Enabled setting only BIOS shadow function is active 22 AR B1672 User s Guide 5 4 ADVANCED CHIPSET SETUP This option controls the configuration of the board s chipset Control keys for this screen are the same as for the previous screen AMIBIOS SETUP ADVANCED CHIPSET SETUP C ZBH1 American Megatrends Inc All Rights Reserved ze DRAM Timing sEm Available Options gt Disabled DRAM Frequency 18B8Hhz Enahled SDRAM CASH Latency 3 Hole Disabled AGP Ap
28. y Graphics Adapter DMA Channel DMA Channel 1 DMNA Channel DMNA Channel 5 Channel 6 DMA Channel 7 IRQ3 IRQS P I PnP IRQ PCI PuP IRQI P I PnP IRQ1H IRQ11 PCI PnF ESC Exit T1 Sel IRQ14 PCI PuP amp Pgllp PgDn Modifu IRQ15 PCI PuP Fi Help F F3 Color PCI Plug And Play Plug and Play Aware O S Set this option to Yes if the operating system installed in the computer is Plug and Play aware The BIOS only detects and enables PnP ISA adapter cards that are required for system boot The Windows 95 operating system detects and enables all other PnP aware adapter cards Windows 95 is PnP aware Set this option lt No gt if the operating system such as DOS OS 2 Windows 3 x does not use PnP You must set this option correctly or PnP aware adapter cards installed in your computer will not be configured properly Clear NVRAM This sets the operating mode of the boot block area of the BIOS FLASH ROM to allow programming in the Yes setting PCI Latency Timer PCI Clocks This option sets latency of all PCI devices on the PCI bus The settings in units equal to PCI clocks Primary Graphic Adapter This option is set to use PCI bus or AGP The AGP mode will get system a faster processing speed DMA amp IRQ These options specify the bus that the named IRQs DMASs lines are used on These options allow you to specify IRQs DMAs for use by legacy ISA adapter
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