USER`S MANUAL
Contents
1. PG LT 4 35 4 4 Ce a HESS Audio Interface Connector JCOM2 onboard 4 pin box header 2 10 4321 9 Description Pin Description 1 485DATA 422TXD 2 485DATA 422TXD udio Connector Audio1 3 422RXD 4 422RXD Type Onboard 10 pin box header Pin Description Pin Description 1 LINE IN LEFT 2 LINE IN RIGHT 3 GND 4 GND t 5 6 fon the 7 GND 8 GND b acki 9 SPEAKER LEFT 10 SPEAKER RIGHT a Port Connector Connector COM1 COM1 onboard 10 box header JJVLCD 1 Pin Description Pin Description 1 DCD 2 RXD 3 TXD 4 DTR 5 GND 6 DSR 7 RTS 8 CTS 9 RI Connector COM2 onboard 10 pin box header Pin Description Pin Description 1 DCD2 2 RXD2 3 TXD2 4 DTR2 5 GND 6 DSR2 7 RTS2 8 CTS2 9 10 AR B1740 User s Manual CPU Fan Connector 123 Connector CPUF1 onboard 3 pin wafer connector CPUF1 Pin Description GND 2 12V 3 FAN Dectect Keyboard amp Mouse Connector EKB1 AT Keyboard Connector EKB1 o 4 Type Onboard 5 pin header o 5 ie Hens Pin Description Pin Description 1 CLK 2 DATA 3 NC 4 GND 5 Vcc PS 2 Keyboard amp Mouse2. 1740 FORM FACTOR CPU TYPE Half sieze SBC Pentium M PCI mPGA478M 1 7GHz CHIPSET MEMORY ICH4 DDR USB Serial Intel 855GME 1GB IrDA LPT IDE x 4 10 100 Gigabit AC 97 FDDx2 Mbps USER S MANUAL Copyrighte 2003 Rights Reserved The information in this document is subject to change without prior notice order to improve the reliability design and function It does not represent a commitment on the part of the manufacturer Under no circumstances will the manufacturer be liable for any direct indirect special incidental or consequen tial damages arising from the use or inability to use the product or documentation even if advised of the possibility of such damages This document contains proprietary information protected by copyright All rights are reserved No part of this manual may be reproduced by any mechanical electronic or other means in any form without prior written permission of the manufacturer About this Manual This manual provides general information and installation instructions about the board and this User s Manual is intended for experienced users and integrators with hardware knowledge of personal computers If you are not sure about any description in this User s Manual please consult your vendor before further handling AR B1740 User s Manual Warning Single Board Computers and their components contain very delicate Integrated Circuits IC
3. 1 6 Mini DIN connector bracket Pin Description Pin Description 1 KB DATA 2 MS DATA 3 GND 4 VCC 5 KB CLK 6 MS CLK Note KBM1 supports PS 2 keyboard directly and PS 2 mouse suppoted with the additional PS2 1 to 2 cable in the standard packing AR B1740 User s Manual Interface Connectors FDD Enhance IDE Connector 33 d 1 34 2 2 Connector IDE1 Type Two onboard 40 pin box headers Floppy Disk Drive Connector Connector FDD1 Type onboard 34 pin box header Pin Description Pin Description Pin Description Pin Description 1 GND 2 DRIVE DENSITY SELECT 0 1 RESET 2 GND 3 GND 4 NC 3 D7 4 D8 5 GND 6 DRIVE DENSITY SELECT 1 5 D6 6 D9 7 GND 8 INDEX 7 D5 8 510 9 GND 10 MOTOR ENABLE A 9 D4 10 011 11 GND 12 DRIVER SELECT B 11 D3 12 D12 13 GND 14 DRIVER SELECT A 13 D2 14 D13 15 GND 16 MOTOR 15 D1 16 014 17 GND 18 DIRECTION 17 D0 18 D15 19 GND 20 STEP 19 GND 20 NC Vcc 21 GND 22 WRITE DATA 21 REQ 22 GND 23 GND 24 WRITE GATE 23 IOW 24 GND 25 GND 26 TRACK 0 25 26 GND 27 GND 28 WRITE PROTECT 27 IORDY 28 IDESEL 29 GND 30 READ DATA 29 DACK 30 GND 31 GND 32 HEAD SELECT 31 IRQ 32 NC 40 516 33 GND 34 DISK CHANGE 33 ADDR1 34 CBLID 35 ADDRO 36 ADDR2 37 CS1 38 CS3 HD SELECT1 39 ACT 40 GND AR B1740 User s Manual Enhance IDE
4. To protect the Single Board Computer and its components against damage from static electricity you should always follow the following precautions when handling it 1 Disconnect your Single Board Computer from the power source when you want to work on the inside 2 Hold the board by the edges and try not to touch the IC chips leads or circuitry 3 Use a grounded wrist strap when handling computer components 4 Place components on a grounded antistatic pad or on the bag that came with the Single Board Computer whenever components are separated from the system 5 Compact Flash Card is not hot plug since it uses IDE interface Replacing the lithium battery Incorrect replacement of the lithium battery may lead to a risk of explosion The lithium battery must be replaced with an identical battery or a battery type recommended by teh manufacturer BR2335 Do not throw lithium batteries into the trashcan It must be disposed of in accordance with local requlations concerning special waste This product is warranted to be good working order for a period of one year from the date of purchase Should this product fail to be in good working order at any time during this period we will at our option replace or repair it at no additional charge except as set forth in the following terms This warranty does not apply to products damaged by misuse modifica tions accident or disaster Vendor assumes no liability for any damages
5. When prompted enter the name of the new BIOS image and begin the flash procedure Note If you reboot now you may not be able to boot again After the flash utility is complete reboot the system This product is warranted to be in good working order for a period of one year from the date of purchase Should this product fail to be in good working order at any time during this period we will at our option replace or repair it at no additional charge except as set forth in the following terms This warranty does not apply to products damaged by misuse modifications accident or disaster Vendor assumes no liability for any damages lost profits lost savings or any other incidental or consequential damage resulting from the use misuse of or inability to use this product Vendor will not be liable for any claim made by any other related party Return authorization must be obtained from the vendor before returned merchandise will be accepted Authorization can be obtained by calling or faxing the vendor and requesting a Return Merchandise Authorization RMA number Returned goods should always be accompanied by a clear problem description AR B1740 User s Manual 35
6. Connector Peripheral Port E 1 26 2 Connector IDE2 Connector Type One onboard 44 pin box headers Type onboard 26 pin box header Description Pin Description Pin Description Pin Description 1 RESET 2 GND 1 STROBE 2 AUTO FEED 3 D7 4 D8 3 DATAO 4 ERROR 5 D6 6 09 5 DATA1 6 INITIALIZE 7 D5 8 D10 7 DATA2 8 SELECT INPUT 9 D4 10 011 9 DATA3 10 GND 11 D3 12 D12 11 DATA4 12 GND 13 D2 14 D13 13 DATA5 14 GND 15 D1 16 D14 15 DATA6 16 GND 17 DO 18 D15 17 DATA7 18 GND 19 GND 20 NC 19 ACKNOWLEDGE 20 GND 21 REQ 22 GND 21 BUSY 22 GND 23 IOW 24 GND 22 PAPER EMPTY 24 GND 25 IOR 26 GND 25 SELECT 26 GND 27 IORDY 28 IDESEL 29 DACK 30 GND 31 IRQ 32 IOCS16 33 ADDR1 34 CBLID 35 ADDRO 36 ADDR2 37 51 38 CS3 HD SELECT1 39 ACT 40 GND 41 Vcc42 Vcc 43 GND 44 NC AR B1740 User s Manual 13 LCD Inverter connector Connector INV1 12345 Type Onboard 5 pin mini boxheader OO O OO Pin Description Pin Description 1 12 2 GND on off 4 brightness control 5 GND LAN connector LAN1 WU Connector LAN1 10 100Mbps external RJ 45 bracket 1 2 3 4 5 6 7 8 Desciption TX TX NC RX Connector LAN2 1000Mbps Type external RJ 45 on bracket Pin 1 2 3 4 5 6 7 8 Desciption MDX0 MDX1 MDX2 MD
7. DRAM is installed the number of clock cycles of CAS latency depends on the DRAM timing Do not reset this field from the default value specified by the system designer Active to Precharge Delay Delay that results when two different rows in a memory chip are addressed one after another DRAM RAS to CAS Delay When RAS is asserted there must be a small wait before the CAS can be pulled This setting controls length of the wait Like CAS latency it s a delay before you get your data so while your system is faster at a lower setting it s also more stressful at that setting Your RAM may handle it or it may not DRAM RAS Precharge On Chip VGA third of the 2 notation used SDRAM the other two being CAS RAS to If your system contains VGA controller and you want to activate it select Enabled The CAS Like its brethren it s better lower but also more stressful lower See the pattern 2 5 is next option will become available only available with DDR On Chip Frame Buffer Size DRAM Data Integrity Mode The On Chip Frame Buffer Size can be set to 1 or 8MB This memory is shared with This BIOS feature controls the ECC feature of the memory controller system memory System BIOS Cacheable Boot Display Allows the system BIOS to be cached for faster system performance This option let you select the display devices Video BIOS Cacheable Panel Number This item allows you to Enabled or Disabled on V
8. PLLs to lock before the system is resumed This takes typically 20 ms S3 STR Suspend To RAM Power is removed from most of the system components during STR except the DRAM Power is supplied to Suspend Refresh logic in the Host Controller and RTC and Suspend Well logic in PIIX4 PIIX4 provides control signals and 32 kHz Suspend Clock SUSCLK to allow for DRAM refresh and to turn off the clock synthesizer and other power planes Modem Use IRQ Name the interrupt request IRQ assigned to the modem if any on your system Activity of the selected IRQ always awakens the system Primary IDE 0 1 Select Disabled to turn off Primary IDE Secondary IDE 0 1 Select Disabled to turn off Secondary IDE FDD COM LPT Port Select Disabled to turn off these I O PCI PIRQ A Q Enabled or Disabled PCI PIRQ A D IRQ status AR B1740 User s Manual PC Health Status MUS Setup 1 Statu Hear 8 10S Health F10 Save ESC Exit 1 1 Fi Optimized Default enera This section describes CPU temperare for the system Shutdown Temperature This item allows you to set up the CPU shutdown Temperature This item only effective under windows 98 ACPI mode System Temperature This field displays the current system temperature CPU Temperature These fields display the current CPU temperature if your computer contains a monitoring system Vcore These fields display the current voltage of up to seven voltage input lines if your c
9. top of the memory Reserved 1 Invoke all ISA adapter ROMs 2 Invoke all PCI ROMs except VGA Reserved 1 Enable Disable Parity Check according to CMOS setup 2 APM Initialization Reserved Clear noise of IRQs Reserved Reserved Reserved Read HDD boot sector information for Trend Anti Virus code Enable L2 cache Program Daylight Saving Program boot up speed Chipset final initialization Power management final initialization Clear screen amp display summary table Program K6 write allocation Program P6 class write combining Om bO N A Update keyboard LED A typematic rate 1 Build MP table 2 Build amp update ESCD 3 Set CMOS century to 20h or 19h 4 Load CMOS time into DOS timer tick 5 Build MSIRQ routing table Boot attempt INT 19h 34 How to flash the BIOS To flash your BIOS you ll need 1 a xxxxx bin file that is a file image of the new BIOS 2 AWDFLASH EXE a utility that can write the data file into the BIOS chip The procedure Create a new clean DOS 6 or higher bootable floppy with format a s Copy flash utility and the BIOS image file to this disk Turn your computer off Insert the floppy you just created and boot the computer As it boots up hit the DEL key to enter the CMOS setup Go to LOAD SETUP or BIOS DEFAULTS and then save and exit the setup program Continue to boot with the floppy disk Type AWDFLASH to execute the flash utility
10. 000 Values F7 Optimized Defaults shadow RAM Oh1 Expand the Xgroup codes locating in physical address 1000 0 This section describes Frequency and Voltage control for the system 02h Reserved Auto Detect DIMM PCI CLK 03h Initial Superio_Early_Init switch When enabled this item will auto detect if the DIMM and PCI socket have devices and will send clock signal to DIMM and PCI devices When disabled it will send the clock signal to all 04h Reserved DIMM and socket 05h 1 Blank out screen 2 Cl M fl Spread Spectrum Clear CMOS error flag This item allows you to enable disable the spread spectrum modulate 06h Reserved 07h 1 Clear 8042 interface 2 Initialize 8042 self test 08h 1 Test special keyboard controller for Winbond 977 series Super chips 2 Enable keyboard interface 09h Reserved AR B1740 User s Manual 0Ah OBh OCh 0Dh OEh OFh 10h 11h 12h 13h 14h 15h 16h 17h 18h 19h 1Ah 1Bh 1Ch 1Dh 1Eh 1 Disable PS 2 mouse interface optional 2 Auto detect ports for keyboard amp mouse followed by a port 8 interface swap optional 3 Reset keyboard for Winbond 977 series Super chips Reserved Reserved Reserved Test FOOOh segment shadow to see whether it is R W able or not If test fails keep beeping the speaker Reserved Auto detect flash type to load appropriate flash R W codes into the run time area in 000 for ESCD DMI support Reserved Use wa
11. I Bridge 244E Intel R 82852 82855 GM GME Graphics Controller Intel R 82852 82855 GM GME Graphics Controller Intel R 82852 82855 GM GME Graphics Controller Intel R PRO 100 VE Network Connection System board extension for ACPI BIOS Memory Memory Memory Memory Memory Memory Memory Memory Memory Memory Memory Memory Memory Memory Memory Memory Memory Memory Memory Memory 000E0000 000EFFFF 000F0000 000F7FFF 000F8000 000FBFFF 000FC000 000FFFFF 00100000 1DFEFFFF 1DFFOOOO IDFFFFFF D0000000 D7FFFFFF D8000000 DFFFFFFF EOQOOOOOO E1FFFFFF E1000000 E101FFFF E1020000 E102FFFF E1030000 E1030FFF E2000000 E207FFFF E2080000 E20FFFFF E2100000 E21003FF E2101000 E21011FF E2102000 E21020FF FECOOOOO FECFFFFF FEEOOOOO FEEFFFFF FFBOOOOO FFB7FFFF FFB80000 FFBFFFFF FFF00000 FFFFFFFF Port Port Port Port Port Port Port Port Port Port Port Port Port Port Port Port Port Port AR B1740 User s Manual 0000 000F 0010 001F 0020 0021 0022 003F 0040 0043 0044 005F 0060 0060 0061 0061 0062 0063 0064 0064 0065 006F 0070 0073 0074 007F 0080 0090 0091 0093 0094 009F 00A0 00A1 00A2 00BF Undetermined Undetermined Undetermined Undetermined Undetermined Undetermined Exclusive Exclusive Exclusive Exclusive Exclusive Exclusive Exclusive Exclusive Exclusive Exclusive Exclusive Undetermined Undetermined Undetermined Undetermined Undetermined Undetermined Unde
12. Manual 7 Serial Port Selection RS232C 422 485 RS 232C 422 485 Mode select JRS2 immo AB Type JRS2 onboard 6 pin 2 3 header 5636 JRS2 Selection 1 2 3 4 5 6 5 232 ON OFF OFF RS 422 OFF ON OFF RS 485 OFF OFF default setting RS 232C CPU Type Selection Type J1 onboard 2 pin header The CPU VccA PLL supply voltage could be selected by J1 in 1 5 V or 1 8 162 Mode Ji CPU VccA 1 8V ON rt CPU VccA 1 5V OFF emt 1 OM peperere default setting VccA 1 8 V mn AR B1740 User s Manual 8 Switches and Indicators Reset Button Connector RESET Pin Description 1 RESET 2 GND Power LED Connector Connector PLED 12 reser JFRT1 PLED HLED ESPK Soft Power Switch 910 Power LED can be indicated when the CPU card is or off And keyboard lock can be used to disable the keyboard function so the PC will not respond by any input Pin Description 3 Power LED 4 Power LED Power LED status description Power Type AT Power ATX Power Power On On On Power Suspend Fast Glittering Fast Glittering Power Off Off Slow Glittering Hard Disk LED Connector Connector HLED Pin Description 5 Hard Disk LED 6 Hard Disk LED External Speaker Connector Connector ESPK1 Pin Description 7 5V 8 Speak out AR B1740 User s Manual
13. Shared Shared Shared Shared Shared Shared Undetermined Undetermined Exclusive Undetermined Exclusive Undetermined Undetermined Exclusive Exclusive Exclusive Exclusive Exclusive Undetermined Device Description Standard Floppy Disk Controller Direct memory access System timer Standard 101 102 Key or Microsoft Natural Keyboard Programmable interrupt controller Communications Port COM2 Communications Port COMI Realtek AC 97 Audio ACPI IRQ Holder for PCI IRQ Steering Intel R 82801DB DBM SMBus Controller 24C3 Standard Floppy Disk Controller Printer Port LPTI System CMOS real time clock Intel R PRO 1000 MT Network Connection Intel USB 2 0 Enhanced Host Controller ACPI IRQ Holder for PCI IRQ Steering SCI IRQ used by ACPI bus Intel R PRO 100 VE Network Connection Intel R 82801DB DBM USB Universal Host Controller 24 4 ACPI IRQ Holder for PCI IRQ Steering ACPI IRQ Holder for PCI IRQ Steering Intel R 82801DB DBM USB Universal Host Controller 24C2 Intel R 82801DB DBM USB Universal Host Controller 24C7 ACPI IRQ Holder for PCI IRQ Steering ACPI IRQ Holder for PCI IRQ Steering Intel R 82852 82855 GM GME Graphics Controller PS 2 Compatible Mouse Port Numeric data processor Primary Ultra ATA Controller Intel R 82801DB Ultra ATA Storage Controller 24CB Secondary Ultra ATA Controller Intel R 82801DB Ultra ATA Storage Controller 24CB System board extension for ACPI BIOS Intel R 82801DB PC
14. X2 MDX1 MDX3 MDX3 AR B1740 User s Manual 18 24bit TTL Flat Panel Connector LVDS LCD Connector 1 29 Type Onboard DF13 40 pin 39 Connector LVDS1 onboard 30 DF 13 Connector 2 30 LCD1 pin Assignment Pin Signal Pin Signal Pin Description Pin Description ou 2 Yon 1 VDD 2 VDD 3 TX1CLK 4 TX2CLK 3 Ground 4 Ground 5 TX1CLK 6 TX2CLK 5 VDD 6 VDD 7 GND 8 GND 7 NA 8 Ground 9 TX1D0 10 TX2D0 9 RO 10 Ri 11 TX1D0 12 TX2D0 11 R2 12 R3 13 GND 14 GND 13 R4 14 R5 15 TX1D1 16 TX2D1 15 R6 16 R7 17 TX1D1 18 TX2D1 17 GO 18 G1 19 GND 20 GND 19 G2 20 G3 21 TX1D2 22 TX2D2 21 G4 22 G5 23 TX1D2 24 TX2D2 23 G6 24 G7 25 GND 26 GND 25 BO 26 B1 27 TX1D3 28 TX2D3 27 B2 28 B3 29 TX1D3 an TX Da B4 EE Note VDD Voltage selected by JVLCDI in 5V or 3 3V 31 B6 32 B7 33 Ground 34 Ground 35 FPSCLK 36 VS 37 DTMG 38 HS 39 NA 40 NA Note VDD Voltage selected by JVLCDI in 5V or 3 3V AR B 1740 User s Manual 15 Power Connector PWRI1 u 5 V a Pin Description 1 5V GND e gt omg GND 4 12V 12 V LI 60000 Connector IR1 Type onboard 5 pin header Pin Description Pin Description 1 Vcc 2 NC IRRX 4 GND IRTX VGA Connector Connector VGA1 Ty
15. ary video subsystem in your computer The BIOS usually detects the correct video type automatically The BIOS supports a secondary video sub System but you do not select it in Setup Halt On During the power on self test POST the computer stops if the BIOS detects a hardware error You can tell the BIOS to ignore certain errors during POST and continue the boot up process These are the selections No errors POST does not stop for any errors All errors If the BIOS detects any non fatal error POST stops and prompts you to take corrective action All But Keyboard POST does not stop for a keyboard error but stops for all other errors All But Diskette POST does not stop for diskette drive errors but stops for all other errors All But Disk Key POST does not stop for a keyboard or disk error but stops for all other errors Date The BIOS determines the day of the week from the other date information this field is for information only Time The time format is based on the 24 hour military time clock For example 1 p m is 13 00 00 Press the or key to move to the desired field Press the PgUp or PgDn key to increment the setting or type the desired value into the field IDE Primary Master Slave IDE Secondary Master Slave Options are in sub menu Drive A B Select the correct specifications for the diskette drive s installed in the computer None No diskette drive installed 360K 5 25 in 5 1 4 inch PC type sta
16. ble respective clock resource to empty PCI amp DIMM slots 2 Init onboard PWM 3 Init onboard H W monitor devices Initialize INT 09 buffer Reserved 1 Program CPU internal MTRR P6 amp PII for 0 640K memory address 2 Initialize the APIC for Pentium class CPU 3 Program early chipset according to CMOS setup Example onboard IDE controller 4 Measure CPU speed Reserved Invoke Video BIOS Reserved 1 Initialize double byte language font Optional 2 Put information on screen display including Award title CPU type CPU speed screen logo 48h Reserved 2Eh Reserved 49h 1 Calculate total memory by testing the last double word of each 64K page lt Reserved 2 Program write allocation for AMD K5 CPU 2n Reserved 4Ah Reserved 31h Reserved 4Bh Reserved SCH ee 4Ch Reserved 33h Reset keyboard if Early Reset KB is defined e g Winbond 977 series Super chips See also POST 63h SN SENE 4Eh 1 Program MTRR of M1 CPU SEH Reserved 2 Initialize L2 cache for P6 class CPU amp program 35h Test DMA Channel 0 CPU with proper cacheable range 3 Initialize the APIC for P6 class CPU on 4 MP platform adjust the cacheable range to smaller 37h Test DMA Channel 1 one in case the cacheable ranges between each CPU are not identical 38h Reserved 4Fh Reserved 39h Test DMA page registers 50h Initialize USB Keyboard amp Mouse 3Ah Reserved 51h Reserved 3Bh Reserved 52h Test all me
17. d resources Direct memory access controller Motherboard resources Direct memory access controller Programmable interrupt controller Motherboard resources Port 00 0 Undetermined Direct access controller Port OOEO OOEF Undetermined Motherboard resources Port OOFO OOFF Undetermined Numeric data processor Port 0170 0177 Exclusive Intel R 82801DB Ultra ATA Storage Controller 24CB Port 0170 0177 Exclusive Secondary Ultra ATA Controller Port OIFO OIF7 Exclusive Intel R 82801DB Ultra ATA Storage Controller 24CB Port OIFO OIF7 Exclusive Primary Ultra ATA Controller Port O2F8 02FF Undetermined Communications Port 2 Port 0376 0376 Exclusive Intel R 82801DB Ultra ATA Storage Controller 24CB Port 0376 0376 Exclusive Secondary Ultra ATA Controller Port 0378 037F Undetermined Printer Port LPT1 Port 03B0 03BB Exclusive Intel R 82852 82855 GM GME Graphics Controller Port O3CO O3DF Exclusive Intel R 82852 82855 GM GME Graphics Controller Port O3FO O3F5 Undetermined Standard Floppy Disk Controller Port 03F6 03F6 Exclusive Intel R 82801DB Ultra ATA Storage Controller 24CB Port 03F6 03F6 Exclusive Primary Ultra ATA Controller Port 03F7 03F7 Undetermined Standard Floppy Disk Controller Port 03F8 03FF Undetermined Communications Port 1 Port 0400 04BF Undetermined Motherboard resources Port 04D0 04D1 Undetermined Motherboard resources Port 0500 051F Exclusive Intel R 82801DB DBM SMBus Controlle
18. e Cache memory is additional memory that is much faster than conventional DRAM system memory CPUs from 486 type on up contain internal cache memory and most but not all CPU L3 Cache This item allows you to enable disable CPU L3 Cache The choice Enabled Disabled Quick Power On Self Test This category speeds up Power On Self Test POST after you power up the computer Ifit is set to Enable BIOS will shorten or skip some check items during POST Enabled Enable quick POST Disabled Normal POST First Second Third Other Boot Device The BIOS attempts to load the operating system from the devices in the sequence selected in these items The choices are Floppy LS ZIP HDD SCSI CDROM Disabled Swap Floppy Drive If the system has two floppy drives you can swap the logical drive name assignments The choice Enabled Disabled Boot Up Floppy Seek Seeks disk drives during boot up The choice Enabled Disabled Disabling speeds boot up Boot Up NumLock Status Select power on state for NumLock The choice Enabled Disabled Gate 20 Option Select if chipset or keyboard controller should control GateA20 Normal A pin in the keyboard controller controls GateA20 Fast Lets chipset control GateA20 Typematic Rate Setting Keystrokes repeat at a rate determined by the keyboard controller the typematic rate and typematic delay can be selected The choice Enabled Disabled When enabled Security Option Select wheth
19. el rr IDE Primary Master UDMA IDE Primary Slave On Chip Secondary PCI IDE Enabled IDE Secondary Master PIO Auto USB Controller ndary Slave PIO futo Select Enabled to activate USB Controller Select Disabled if you want to disable USB ndary Master UDMA Auto Controller ondary Slave UDMA Auto P Mad ahis USB 2 0 Controller Ie E Bock Woes Select Enabled to activate USB 2 0 Controller Select Disabled if you want to disable USB 2 0 Controller Ti Move Enter Select PU PD Value 222 Save ESC Exit Fi General Help FS Previous Values F7 Optimized Defaults USB Keyboard Support Select Enabled if your system contains a Universal Serial Bus USB controller and you have a USB keyboard Enter Select PU PD Value F10 Save ESC Exit F1 6eneral Hel USB Mouse Support 3 ta bt hei ut TN Do ti imiz d wits en Select Enabled if your system contains a Universal Serial Bus USB controller and you have a USB mouse AR B1740 User s Manual 27 Power Management Setup mmm LES AC97 Audio R 97 Audio selection ower Manage Init Display First Suppl Select AGP or PCI Slot for system to detect first when boot up ween Mananen Off Onboard LAN 1 amp 2 Video OFF Ii nd Type MODEM Select Enabled if your system contains onboard LAN 1 amp 2 supports 10 Save ESL Exti WAFL Power Supply Type Select the power supply ty
20. em RAM that can be allocated to the graphics card for texture storage AGP Aperture size is set by the formula maximum usable AGP memory size x 2 plus 12MB That means that usable AGP memory size is less than half of the AGP aperture size That s because the system needs AGP memory uncached plus an equal amount of write combined memory area and an additional 12MB for virtual addressing This is address space not physical memory used The physical memory is allocated and released as needed only when Direct3D makes a create non local surface call AHR B1740 User s Manual Integrated Perip herals OnChip Primary Seconary IDE Select Enabled to activate each on board IDE channel separately Select Disabled if you gt OnChip IDE Device Item Help install an add on IDE Control card gt Onboard De wic gt E e gt Super IO Device ess Henu Level gt IDE HDD Block Mode This feature enhances disk performance by allowing multi sector data transfers and eliminates the interrupt handling time for each sector Sub Menu Phoenix AwardBIOS CHOS Setup Utility Onboard Device USB Controller j Item Help USB 2 0 Controller USB Keyboard Support i ec Henu Leve gt USB Mouse Support ACI Audio Init Display First Onboard LANI Onboard LAN ti Hove Ente iSelect PU PD Value 5 Previous Values Sub Menu n Chip Primary PCI IDE Item Help IDE Primary Master IDE Primary Slave A Menu Lev
21. er the password is required every time the system boots or only when you enter setup System The system will not boot and access to Setup will be denied if the correct password is not entered at the prompt system will boot but access to Setup will be denied if the correct password is not entered at the prompt Note To disable security select PASSWORD SETTING at Main Menu and then you will be asked to enter password Do not type anything and just press Enter it will disable security Once the security is disabled the system will boot and you can enter Setup freely APIC Mode Setting it to Enabled is to extend the number of IRQ OS Select For DRAM 64MB Select the operating system that is running with greater than 64MB of RAM on the system The choice Non OS2 OS2 Small Logo EPA Show Enabled If you want to show your logo please enable it Disabled When this item disabled logo EPA will not show on screen AR B1740 User s Manual Advanced Chipset Features DRAM 737 RS stency Tim table De lay le lay He HI Precha rq DRAN RASH ti HSH DRAN RASH Pr DRAN Dat char au Boot Display Panel Number 024x 7 1 71 fi lt e Move Enter 10 Pr 10 Value Unt imi re DRAM Timing Selectable When synchronous DRAM is installed the number of clock cycles of CAS latency depends on DRAM timing The choices By SPD default Manual CAS Latency Time When synchronous
22. ideo BIOS Cacheable This option let you select the type of panel Memory Hole At 15M 16M If you enable this feature 1MB of memory the 15th MB will be reserved exclusively for the ISA card s use This effectively reduces the total amount of memory available to the operating system by 1MB If you disable this feature the 15th MB of RAM will not be reserved for the ISA card s use The full range of memory is therefore available for the operating system to use However if your ISA card requires the use of that memory area it may then fail to work Delayed Transaction The chipset has embedded 32 bit posted write buffer to support delay transactions cycles Select Enabled to support compliance with PCI specification version 2 1 Delay Prior to Thermal Controls the activation of the Thermal Monitor s automatic mode It allows you to determine when the Pentium 4 s Thermal Monitor should be activated in automatic mode after the system boots For example with the default value of 16 Minutes the BIOS activates the Thermal Monitor in automatic mode 16 minutes after the system starts booting up AGP Aperture Size Options 4 8 16 32 64 128 256 This option selects the size of the AGP aperture The aperture is a portion of the PCI memory address range dedicated as graphics memory address space Host cycles that hit the aperture range are forwarded to the AGP without need for translation This size also determines the maximum amount of syst
23. lking 1 s algorithm to check out interface in CMOS circuitry Also set real time clock power status and then check for override Reserved Program chipset default values into chipset Chipset default values are MODBINable by OEM customers Reserved Initial onboard clock generator if Early Init Onboard Generator is defined See also POST 26h Reserved Detect CPU information including brand SMI type Cyrix or Intel and CPU level 586 or 686 Reserved Reserved Initial interrupts vector table If no special specified all HW interrupts are directed to SPURIOUS INT HDLR amp S W interrupts to SPURIOUS soft HDLR Reserved Initial EARLY PM INIT switch Reserved AR B1740 User s Manual 1Fh 20h 21h 22h 23h 24h 25h 26h 27h 28h 29h 2Ah 2Bh 2Ch 2Dh Load keyboard matrix notebook platform Reserved HPM initialization notebook platform Reserved 1 Check validity of RTC value e g a value of 5Ah is an invalid value for RTC minute 2 Load CMOS settings into BIOS stack If CMOS checksum fails use default value instead Prepare BIOS resource map for PCI amp PnP If ESCD is valid take into consideration of the ESCD s legacy information Early PCI Initialization Enumerate PCI bus number Assign memory 8 resource Search for a valid VGA device A VGA BIOS and put it into 000 0 1 If Early Init Onboard Generator is not defined Onboard clock generator initialization Disa
24. lost profits lost savings or any other incidental or consequential damage resulting from the use misuse of or inability to use this product Vendor will not be liable for any claim made by any other related party Vendors disclaim all other warranties either expressed or implied including but not limited to implied warranties of merchantibility and fitness for a particular purpose with respect to the hardware the accompanying product s manual s and written materials and any accompany ing hardware This limited warranty gives you specific legal rights Return authorization must be obtained from the vendor before returned merchandise will be accepted Authorization can be obtained by calling or faxing the vendor and requesting a Return Merchandise Authorization RMA number Returned goods should always be accompa nied by a clear problem description AR B1740 CNN 1xPRINT Cable 2xCOM Flat Cable 1xFDD Cable 1xUSB V2 0 Cable 1xAUDIO Cable 1xIDE Cable 1xUItraDMA 100 IDE Flat Cable 1xY Cable 1xCooler et Nf gt 1 x CD ROM driver N Before up and running please make sure the package contains all of above accessories If any of the above items is damaged or missing contact your vendor immediately Ordering Codes AR B1740 Low power Intel Pentium M Half size PCI BUS SBC with CRT LCD 8 LAN AR B1740 User s Manual 3 Specification MODEL AR B1740 wm Syste
25. lt Enter gt to accept and enter the sub menu Setup Items The main menu includes the following main setup categories may not include all entries Recall that some systems Standard CMOS Features Use this menu for basic system configuration Advanced BIOS Features Use this menu to set the Advanced Features available on your system Advanced Chipset Features Use this menu to change the values in the chipset registers and optimize your system s performance Integrated Peripherals Use this menu to specify your settings for integrated peripherals Power Management Setup Use this menu to specify your settings for power management PnP PCI Configuration This entry appears if your system supports PnP PCI PC Health Status This entry helps you to monitor the status of PC Frequency Voltage Control Use this menu to specify your settings for frequency voltage control Load Optimized Defaults Use this menu to load the BIOS default values that are factory settings for optimal performance system operations While Award has designed the custom BIOS to maximize performance the factory has the right to change these defaults to meet their needs Set Password Use this menu to set User and Supervisor Passwords Save amp Exit Setup Save CMOS value changes to CMOS and exit setup Exit Without Save Abandon all CMOS value changes and exit setup AR B1740 User s Manual Standard CMOS Setup Video Select the type of prim
26. m Chipset 855GME integrated graphic 4 x AGP Board Display Memory Memory shared up to 64MB DVMT Display Display Type CRT LCD LVDS panel supported 2 channel 48 bit resolution up to 1600x1200 at 85Hz amp 2048x1536 at 75Hz TTL 24 bit supported ICH4 integrated audio with 97 Audio Interactive in Line in Speaker out AC 97 ver 2 3 Multiple YO Power Requirement 5V 4 25A 12V 0 27A Pentium M 1 7Ghz 1GB DDR SDRAM Power Consumption TBD Typical 18W 5V 1 1GHz LV CPU Operating Temperature 0 60 XC 32 140 XF Storage Temperature 20 80 XC 68 176 XF Relative Humidity 0 90 Dimension Lx W 185 x 122 mm 7 3 x 4 8 Weight 0 6Kg 1 32 Ib Mechanical and Environment AR B1740 User s Manual Board Layout E ALIDHIO 1 jon back JVLCDH 185 01 177 60 HHHHHH E ei WEN HHHH PWRT AR B1740 User s Manual 5 quick reference Jumper Connector Quick Reference Jumpers Connectors Lable Function Lable Function JBAT1 Clear CMOS AUDIO1 Audio Interface Port JRS2 COM2 RS 232C 422 485 Selection CFD1 Compact Flash Disk JVLCD1 LVDS voltage selectio
27. mory clear all extended memory to 0 3Ch Test 8254 53h Clear password according to HAN jumper Optional 3Dh Reserved 54h Reserved 3Eh Test 8259 interrupt mask bits for channel 1 55h Display number of processors multi processor platform 3Fh Reserved 56h Reserved 40h Test 8259 interrupt mask bits for channel 2 57h 1 Display PnP logo 4ih Reserved 2 Early ISA PnP initialization 42h Reserved Assign CSN to every ISA PnP device 43h Test 8259 functionality 58h Reserved 44h Reserved 59h Initialize the combined Trend Anti Virus code 45h Reserved SAN Reserved 46h Reserved 5Bh Optional Feature Show message for entering AWDFLASH EXE from FDD optional 47h Initialize EISA slot AR B1740 User s Manual 5Ch 5Dh 60h 61h 62h 63h 64h 65h 66h 67h 68h 69h 6Ah 6Bh 6Ch 6Dh 6Eh 6Fh 70h 71h 72h AR B1740 User s Manual Reserved 1 Initialize Init Onboard Super IO 2 Initialize Init Onbaord AUDIO Reserved Reserved Okay to enter Setup utility i e not until this POST stage can users enter the CMOS setup utility Reserved Reserved Reset keyboard if Early Reset KB is not defined Reserved Initialize PS 2 Mouse Reserved Prepare memory size information for function call INT 15h ax E820h Reserved Turn on L2 cache Reserved Program chipset registers according to items described in Setup amp Auto configuration table Reserved 1 Assign resources to all ISA PnP device
28. mount it easily CPU Fan power Use tool free socket screws to secure heatsink The holes Warning that secure Screw them to the heatsink half way at the same time then screw each of them until heatsink snaps into mainboard gently Insert the CPU fan powe cable into the socket and place the heatsink into position AR B1740 User s Manual AWARD BIOS Setup The AR B1740 uses the Award PCI ISA BIOS for the system configuration The Award BIOS setup program is designed to provide the maximum flexibility in configuring the system by offering various options which could be selected for end user requirements This chapter is written to assist you in the proper usage of these features To access AWARD PCI ISA BIOS Setup program press Del key The Main Menu will be displayed at this time Phoenix AwardBIOS CHOS Setup Utility gt pi Health Status Advanced BIOS Features gt Frequency Vol tage Control Advanced Chipset Features Load Optimized Defaults Integrated Peripherals Set Password Power Management Setup Save amp Exil Setup Configurations Exit Without Saving Menu in BIOS amp Exit Setup Esi Quit F9 F10 Save Time Date Hard Disk Once you enter the AwardBIOS CMOS Setup Utility the Main Menu will appear on the screen The Main Menu allows you to select from several setup functions and two exit choices Use the arrow keys to select among the items and press
29. n 1 RS 232C Serial Port JSMB1 External SMB COM2 Serial Port RS 232C 422 485 JFRT1 Switches amp Indicators CPUF1 CPU Fan connector J1 CPU Type selection DIMM1 DDR bank 1 2 184 pin DIMM Socket EATX1 ATX feature connector EKB1 External Keyboard Connector FDD1 Floppy Disk Drive Connector IDE1 Primary IDE Connector IDE2 Secondary IDE Connector INV1 LCD Inverter Connector KBM1 Keyboard and PS 2 Mouse LAN 10 100 LAN1 Connector LAN2 10 100 1000 M Connector LCD 18bit 24bit TTL Flat Panel Connector DF13 40 pin LVDS1 24bit LVDS Panel Connector DF13 30 pin LPT1 Parallel Port PWR1 4P Auxiliary Power Connector IR1 Infrared IR Connector USB1 USB Port 0 1 USB2 USB Port 2 3 USB3 USB Port 4 5 VGA1 VGA Display Connector AR B1740 User s Manual 6 CMOS Jumper Settings CMOS Operation JBAT1 Type JBAT1 onboard 3 pin header If the AR B1740 refuses to boot due to inappropriate CMOS settings here is how to proceed to clear reset the CMOS to its default values CMOS Setup JBAT1 JBAT1 Status Normal Operation 1 2 ON Clear CMOS 2 3 ON default setting 1 2 ON External SMB JSMB1 onboard 3 pin header m 1 2 Pin Description 1 SMB DATA 2 SMB CLK 3 GND LVDS LCD Power Selection 1 2 3 Type JVLCD1 onboard 3 pin header The voltage of LCD panel could be selected by JV9 5V or 3 3V JVLCD1 Mode JVLCD1 3 3V 2 3 5V 1 2 default setting 3 3V AR B1740 User s
30. ndard drive 1 2M 5 25 in 5 1 4 inch AT type high density drive 720K 3 5 in 3 1 2 inch double sided drive 1 44M 3 5 in 3 1 2 inch double sided drive 2 88M 3 5 in 3 1 2 inch double sided drive AHR B1740 User s Manual BIOS Features Setup fiwardBIOS CMOS Setup Utility Advanced BIOS Features Phoenix ton Help Virus Warning CPU 11 amp L2 Cache CPU LI Cache Quick Power On Self Test First Boot Device Second Boot Third Boot Dev Floppy Boot Other Device Enabled Swap Floppy Drive Disabled Boot Up Floppy Seek Enabled Boot Up NumLock Status On Gate A20 Option Fast Iypematic Rate Setting Disabled Setup Disabled Security Uption APIC OS Select For DRAM 64NB Non 0521 Small Logo EPA Show Ena 1 PU PD Value Value Ti Move Enter Select FS Previous FIO Save ESC Exit Fl General Help ptimized Default Virus Warning Allows you to choose the VIRUS Warning feature for IDE Hard Disk boot sector protection If this function is enabled and someone attempt to write data into this area BIOS will show a warning message on screen and beep Enabled Activates automatically when the system boots up causing a warning message to appear when anything attempts to access the boot sector or hard disk partition table Disabled No warning message will appear when anything attempts to access the boot sector or hard disk partition table AR B1740 User s Manual CPU L1 8 L2 Cach
31. omputer contiains a monitoring system VTT One type of CPU voltage 3 3V 5V 12V Show you the voltage of 3 3V 5V 12V CPUFAN Speed These fields display the current speed of up to three CPU fans if your computer contains a monitoring system System FAN Speed Show you the current SystemFAN operating speed Frequency Voltage Control POST Codes The following codes are not displayed on the screen They can only be viewed on the LED display of a so called POST card The codes are listened in the same order as the according flute Detect PCT Clk ton Help functions are executed at PC startup If you have access to a POST Card reader you can Spread Spectrum TT SD watch the system perform each test by the value that s displayed If the system hangs if 4 there s a problem the last value displayed will give you a good idea where and what went wrong or what s bad on the system board Phoenix AwardBIOS CHOS Setup Utility Frequency Voltage Control CODE DESCRIPTION OF CHECK CFh Test CMOS R W functionality Coh Early chipset initialization Disable shadow Disable L2 cache socket 7 or below Program basic chipset registers Ch Detect Auto detection of DRAM size type and Auto detection of L2 cache socket 7 or below C3h Expand compressed BIOS code to DRAM TES UTE F10 Save ESC Exit Fi Benaral Help C5h Call chipset hook to copy BIOS back to E000 amp
32. pe Power Management There are 4 selections for Power Management 3 of which have fixed mode Disabled default No power management Disables all four modes Min Power Saving Minimum power management Doze Mode 1 hr Standby Mode 1 hr Suspend Mode 1 hr Max Power Saving Maximum power management ONLY AVAILABLE FOR SL CPU s Doze Mode 1 min Standby Mode 1 min Suspend Mode 1 min User Defined Allows you to set each mode individually When not disabled each of the ranges are from 1 min to 1 hr HDD Power Down is always set independently AR B1740 User s Manual Video Option Controls what causes the display to be switched off Suspend gt Always On All Mode gt Off Video Off In Suspend Controls what causes the display to be switched off Suspend Off Always On Mode gt Suspend Type 51 POS Power suspend All devices are powered up except for the clock synthesizer The Host and PCI clocks are inactive and PIIX4 provides control signals and 32 kHz Suspend Clock SUSCLK to allow for DRAM refresh and to turn off the clock synthesizer The only power consumed in the system is due to DRAM Refresh and leakage current of the powered devices When the system resumes from POS 4 can optionally resume without resetting the system can reset the processor only or can reset the entire system When no reset is performed PIIX4 only needs to wait for the clock synthesizer and processor
33. pe external 15 pin D sub female connector Pin Description Pin Description Pin Description 1 RED 6 GND 11 NC 2 GREEN 7 GND 12 VDDAT 3 BLUE 8 GND 13 HSYNC 4 NC 9 Vcc 14 VSYNC 5 GND 10 GND 15 VDCLK AR B1740 User s Manual 16 USB Connector USB Ports 2 10 0000 Connector USB1 USB2 USB3 AL DO Type onboard 2 5 2 0mm pitch header Pin Description Pin Description USB 1 Vcc 2 Vcc E 3 DATA 4 DATA 5 DATA 6 DATA 7 GND 8 GND 9 GND 10 Key FIBA BAIA tua gun JS SES LAA mue SP AR B1740 User s Manual 17 System Resources Resource DMA 02 DMA 04 controller IRQ 00 IRQ 01 IRQ 02 IRQ 03 IRQ 04 IRQ 05 IRQ 05 IRQ 05 IRQ 06 IRQ 07 IRQ 08 IRQ 09 IRQ 09 IRQ 09 IRQ 09 IRQ 0 IRQ 0 IRQ 0 IRQ 0 IRQ IRQ OB IRQ OB IRQ OB IRQ OB IRQ OC IRQ OD IRQ OE IRQ OE IRQ OF IRQ OF Memory 00000000 0009FFFF Memory 00000000 FFFFFFFF Memory 000A0000 000AFFFF Memory 000B0000 000BFFFF Memory 000C0000 000CC7FF Memory 000D0000 000D17FF Memory 000D1800 000D3FFF AR B1740 User s Manual Share Undetermined Undetermined Undetermined Undetermined Undetermined Exclusive Exclusive Shared Shared Shared Undetermined Undetermined Undetermined Shared Shared Shared Shared Shared Shared Shared
34. r 24C3 Port 0778 077B Undetermined Printer Port LPT1 Port 0A78 0A7B Undetermined Motherboard resources Port 0B78 0B7B Undetermined Motherboard resources Port OBBC OBBF Undetermined Motherboard resources Port OCF8 OCFF Undetermined PCI bus Port 0 78 0 7 Undetermined Motherboard resources Port O0F78 0F7B Undetermined Motherboard resources Port OFBC OFBF Undetermined Motherboard resources Port 9000 903F Exclusive Intel R PRO 1000 MT Network Connection Port 9000 9FFF Exclusive Intel R 82801DB PCI Bridge 244E Port 9400 943F Exclusive Intel R PRO 100 VE Network Connection Port A000 AO1F Exclusive Intel R 82801DB DBM USB Universal Host Controller 24C2 Port A400 A41F Exclusive Intel R 82801DB DBM USB Universal Host Controller 24C4 Port A800 A81F Exclusive Intel R 82801DB DBM USB Universal Host Controller 24C7 Port 00 07 Exclusive Intel R 82852 82855 GM GME Graphics Controller Port B400 B4FF Exclusive Realtek AC 97 Audio Port B800 B83F Exclusive Realtek AC 97 Audio Port FOOO FOO7 Undetermined Primary Ultra ATA Controller Port FOOO FOOF Exclusive Intel R 82801DB Ultra ATA Storage Controller 24CB Port 008 Undetermined Secondary Ultra ATA Controller AR B1740 User s Manual 20 CPU Heatsink Installation The solided side of heatsink that to be secured by screws To install CPU heatsink please be aware of the orientation of it Align the end of CPU Fan power cable to the top left in order to
35. s 2 Auto assign ports to onboard COM ports if the corresponding item in Setup is set to AUTO Reserved 1 Initialize floppy controller 2 Set up floppy related fields in 40 hardware Reserved Reserved Reserved 73h 74h 75h 76h 77h 78h 79h 7Ah 7Bh 7Ch 7Dh 7Eh 7Fh 80h 81h Reserved Reserved Detect amp install all IDE devices HDD 15120 ZIP CDROM Optional Feature Enter AWDFLASH EXE if AWDFLASH EXE is found in floppy drive ALT F2 is pressed Detect serial ports amp parallel ports Reserved Reserved Detect amp install co processor Reserved Init HDD write protect Reserved Reserved Switch back to text mode if full screen logo is supported If errors occur report errors 8 wait for keys If no errors occur or F1 key is pressed to continue wClear EPA or customization logo Reserved Reserved E8POST ASM _ starts 82h 83h 84h 85h 1 Call chipset power management hook 2 Recover the text fond used by EPA logo not for full screen logo 3 If password is set ask for password Save all data in stack back to CMOS Initialize ISA PnP boot devices 1 USB final Initialization 2 Switch screen back to text mode 33 86h 87h 88h 89h 8Ah 8Bh 8Ch 8Dh 8Eh 8Fh 90h 91h 92h 93h 94h 95h 96h FFh AR B1740 User s Manual Reserved NET PC Build SYSID Structure Reserved 1 Assign IRQs to PCI devices 2 Set up ACPI table at
36. termined Undetermined Undetermined Undetermined Undetermined Undetermined Undetermined Undetermined Undetermined Undetermined Undetermined Undetermined Undetermined Undetermined Undetermined Undetermined Undetermined System System System System System System Intel R Intel R Intel R Intel R Intel R Intel R Intel R Intel R board extension for ACPI BIOS board extension for ACPI BIOS board extension for ACPI BIOS board extension for ACPI BIOS board extension for ACPI BIOS board extension for ACPI BIOS 82852 82855 GM GME Graphics Controller 82852 82855 GM GME Graphics Controller 82801DB Bridge 244E PRO 1000 MT Network Connection PRO 1000 MT Network Connection PRO 100 VE Network Connection 82852 82855 GM GME Graphics Controller 82852 82855 GM GME Graphics Controller Intel USB 2 0 Enhanced Host Controller Realtek Realtek System System System 97 Audio 97 Audio board extension for ACPI BIOS board extension for ACPI BIOS board extension for ACPI BIOS Intel r 82802 Firmware Hub Device System board extension for ACPI BIOS Direct memory access controller Motherboard resources Programmable interrupt controller Motherboard resources System timer Motherboard resources Standard 101 102 Key or Microsoft Natural Keyboard System speaker Motherboard resources Standard 101 102 Key or Microsoft Natural Keyboard Motherboard resources System CMOS real time clock Motherboar
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