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Acrosser Technology AR-B1891 User Manual Download Page 15

                                                                                                                                                         

 

PIN

 

SIGNAL

 

PIN

 

SIGNAL

 

1 DCDE 2 DSRE 
3 RXDE 4 RTSE 
5 TXDE 6 CTSE 
7 DTRE 8  RIE 
9 GND 10 N.C. 

11 DCDF 12 DSRF 
13 RXDF 14 RTSF 
15 TXDF 16 CTSF 
17 DTRF 18  RIF 

 
 
 

     

 

1   1 9  

2  

2 0  

 

           

COM5, COM6

 

19 GND 20 N.C. 

 
 
 
 

3.7 VGA CONNECTOR 

（

VGA1

）

 

Monitor can be connected to VGA port. 

 
 

                                                       

 

VGA1

 

 

PIN 

SIGNAL 

PIN 

SIGNAL 

1 RED 9  +5V 
2 GREEN 10  GND 
3 BLUE 11 N.C. 
4 N.C. 12 SDA 
5 GND 13 

HSYNC 

6 GND 14 

VSYNC 

7 GND 15 SCL 
8 GND   

 

 
 
 

3.8 RJ- 45 & USB CONNECTOR

（

CN2

）

 

The provided Internet connection is fast Ethernet, providing data transfer speeds of 10/100Mbps. Plug 
the Ethernet to the upper port and USB devices to the lower port. 
 

 

PIN 

SIGNAL 

PIN 

SIGNAL 

1 TX+ 9 +5V 

2 TX- 10 

USB0- 

3 RX+ 11 

USB0+ 

4 N.C. 12 GND 

5 N.C. 13 +5V 

6 RX- 14 

USB1- 

7 N.C. 15 

USB1+ 

     

1 

8 

13 14 15  16 

9 10 11  12 

 

               

CN2 

 

8 N.C. 16 GND 

 
 

Summary of Contents for AR-B1891

Page 1: ...AR B1891 Socket 479 Pentium M INDUSTRIAL GRADE CPU BOARD User s Guide Edition 1 1 Book Number AR B1891 06 0510 ...

Page 2: ... 3 11 CD IN HEADER J6 15 3 12 HARD DISK IDE CONNECTOR IDE1 IDE2 16 3 13 COMPACT FLASH CONNECTOR CFB1 18 3 14 COMPACT FLASH CONNECTOR MASTER SLAVE SELECT HEADER JP3 19 3 15 CPU CLOCK SELECT HEADER JCLK1 19 3 16 INTERNAL BUZZER BZ1 19 3 17 CPU FAN POWER CONNECTOR FAN1 FAN2 FAN3 19 3 18 COMS BATTERY HEADER JBAT1 20 3 19 18 24 BITS LVDS CONNECTOR LCD1 LCD4 20 3 20 LVDS INTERVER CONNECTOR J7 JJ1 21 3 2...

Page 3: ...E TO THE AR B1891 CPU BOARD This guide introduces the Acrosser AR B1891 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 B1891 General system information can also be found in this publication 0 3 BEFORE YOU USE THIS GUIDE Please refer to the Chapter 3 Setting System in this guide if you have not alread...

Page 4: ... 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 ...

Page 5: ...rted There are two IDE connectors IDE1 supporting UDMA33 66 100 and IDE2 with UDMA33 while supporting a CF Type II socket for its slave channel Other I O features include four USB ports connector and two USB port using pin headers Expansion slots composed of one PCI and one Mini PCI slot AR B1891 uses a 20 pin ATX power and a 4 pin 12V input connector 1 1 PACKING LIST In addition to this User s Ma...

Page 6: ...2 54mm Memory Type 2 x DDR 184 pin DIMM 2 5V DDR200 266 333MHz Max capacity 2GB LPC I O Winbond 83627HF 1 Support Parallel Port x 1 D SUB 25 pin 2 Support series Port x 2 COM1 D SUB 9 pin COM2 pin header 2x5 pin pitch 2 0 3 Support Hardware monitor Fintek F81216DG Support series port x 4 COM3 COM4 pin header 2x10 pin pitch 2 0 COM5 COM6 pin header 2x10 pin pitch 2 0 RTC CMOS ICH4 Built in Battery ...

Page 7: ...s ATI REDAON UA1 USB 2 0 6 MOUSE DDR BUS Intel ICH4 U14 KEYBOARD USB 2 0 LAN PHY FWH Bios U22 ATA 33 66 100 LPC BUS LAN 82562EM U12 SERIAL 3 4 LVDS I F LPC BUS R G B I F SERIAL 5 6 LVDS I F AC 97 CODEC U18 PANEL FOR ATI LCD4 AR B1891 V1 1 BLOCK DUAGRAM PANEL FOR 855GME LCD1 DDR I SOCKET 2 200 266 333 MHz IDE PRIMARY IDE1 SERIAL 2 Fintek F81216 U27 RJ45 R G B I F LAN Diff Super I O W83627HF U17 CRT...

Page 8: ...o install the AR B1891 At first the layout of AR B1891 is shown and the unpacking information that you should be careful is described The jumpers and switches setting for the AR B1891 s configuration are as below 2 1 AR B1891 S BOARD DIMENSIONS ...

Page 9: ......

Page 10: ...ft picture below loosen the screw first before inserting the processor Place the processor into the socket by making sure the notch on the corner of the CPU corresponds with the notch on the inside of the socket Once the processor has slide into the socket fasten the screw Refer to the figures below After you have installed the processor into the socket check if the jumpers for the CPU type and sp...

Page 11: ... 128Mbit 256Mbit 512Mbit Device Width X8 X16 X8 X16 X8 X16 X8 X16 Single Double SS DS SS DS SS DS SS DS SS DS SS DS SS DS SS DS 184 pin DDR 64M 128M 32M NA 128M 256M 64M NA 256M 512M 128M NA 256M 1024M 256M NA Supported DDRM DIMM Configurations To install the DDR modules locate the memory slot on the embedded board and perform the following steps 1 Hold the DDR module so that the key of the DDR mo...

Page 12: ...MSDAT 2 N C 8 N C 3 GND 9 GND 4 5V 10 5V 5 KBCLK 11 MSCLK 1 2 3 4 6 5 7 8 10 9 12 11 KB MS1 6 N C 12 N C 3 2 USB CONNECTOR USB1 Before you connect your device into USB connectors please make sure your devices such as USB keyboard mouse scanner zip speaker etc have a standard USB interface Also make sure your OS supports USB controller If your OS doesn t support USB controller please contact OS ven...

Page 13: ... SIGNAL 1 5V 2 5V 3 USB4 4 USB5 5 USB4 6 USB5 1 10 2 9 USB3 7 GND 8 GND 3 4 PARALLEL PORT CONNECTOR LPT1 The parallel port allows connection of a printer scanner and other peripheral devices LPT1 PIN SIGNAL PIN SIGNAL 1 STB 14 AFD 2 PD0 15 ERROR 3 PD1 16 INIT 4 PD2 17 SLIN 5 PD3 18 GND 6 PD4 19 GND 7 PD5 20 GND 8 PD6 21 GND 9 PD7 22 GND 10 ACK 23 GND 11 BUSY 24 GND 12 PE 25 GND 13 SLCT ...

Page 14: ...RNAL SERIAL PORT HEADER COM2 COM6 The following table describes the pin out assignments of this connector PIN SIGNAL PIN SIGNAL 1 DCDB 6 DSRB 2 RXDB 7 RTSB 3 TXDB 8 CTSB 4 DTRB 9 RIB 1 10 2 9 COM 2 5 GND 10 GND PIN SIGNAL PIN SIGNAL 1 DCDC 2 DSRC 3 RXDC 4 RTSC 5 TXDC 6 CTSC 7 DTRC 8 RIC 9 GND 10 N C 11 DCDD 12 DSRD 13 RXDD 14 RTSD 15 TXDD 16 CTSD 17 DTRD 18 RID 1 1 9 2 2 0 COM3 COM4 19 GND 10 N C ...

Page 15: ...NAL PIN SIGNAL 1 RED 9 5V 2 GREEN 10 GND 3 BLUE 11 N C 4 N C 12 SDA 5 GND 13 HSYNC 6 GND 14 VSYNC 7 GND 15 SCL 8 GND 3 8 RJ 45 USB CONNECTOR CN2 The provided Internet connection is fast Ethernet providing data transfer speeds of 10 100Mbps Plug the Ethernet to the upper port and USB devices to the lower port PIN SIGNAL PIN SIGNAL 1 TX 9 5V 2 TX 10 USB0 3 RX 11 USB0 4 N C 12 GND 5 N C 13 5V 6 RX 14...

Page 16: ... 22 GND 23 TMDS_TXCP 24 TMDS_TXCN 3 10 AUDIO LINE OUT LINE IN MIC HEADER J4 Include Line out Line in and MIC Devices like CD ROM walkman etc can be connected to line in Connect the speaker earphone to line out Microphone can be connected to MIC PIN SIGNAL PIN SIGNAL 1 R_OUT 2 L_OUT 3 GND 4 GND 5 R_IN 6 L_IN 7 GND 8 GND 9 N C 10 MIC_IN 1 11 2 12 J4 11 GND 12 12V 3 11 CD IN HEADER J6 Connect CD ROM ...

Page 17: ... set the jumper on one IDE device as Master and the other as Slave 1 39 2 40 IDE1 Primary IDE Channel PIN SIGNAL PIN SIGNAL 1 IDERST 2 GND 3 PDATA7 4 PDATA8 5 PDATA6 6 PDATA9 7 PDATA5 8 PDATA10 9 PDATA4 10 PDATA11 11 PDATA3 12 PDATA12 13 PDATA2 14 PDATA13 15 PDATA1 16 PDATA14 17 PDATA0 18 PDATA15 19 GND 20 N C 21 PDDREQ 22 GND 23 PDDIOW 24 GND 25 PDDIOR 26 GND 27 PIORDY 28 GND 29 PDDACK 30 GND 31 ...

Page 18: ... SDATA10 9 SDATA4 10 SDATA11 11 SDATA3 12 SDATA12 13 SDATA2 14 SDATA13 15 SDATA1 16 SDATA14 17 SDATA0 18 SDATA15 19 GND 20 N C 21 SDDREQ 22 GND 23 SDDIOW 24 GND 25 SDDIOR 26 GND 27 SIORDY 28 GND 29 SDDACK 30 GND 31 IRQ15 32 N C 33 SDA1 34 S66DET 35 SDA0 36 SDA2 37 SDCS1 38 SDCS3 39 HDDLED 40 GND 41 5V 42 5V 43 GND 44 N C ...

Page 19: ... SDATA1 23 SDATA2 24 GND 25 GND 26 GND 27 SDATA11 28 SDATA12 29 SDATA13 30 SDATA14 31 SDATA15 32 SDCS3 33 GND 34 SDDIOR 35 SDDIOW 36 5V 37 IRQ15 38 5V 39 M S SELECT 40 N C 41 IDERST 42 SIORDY 43 N C 44 5V 45 HDDLED 46 N C 47 SDATA8 48 SDATA9 49 SDATA10 50 GND Compact Flash CFB1 and IDE 2 share the same channel Since a Compact Flash card is installed in the socket the IDE 2 device will become unusa...

Page 20: ...1 2 OFF SLAVE MODE Factory Preset 3 15 CPU CLOCK SELECT HEADER JCLK1 PIN SIGNAL 1 2 ON 133 MHZ 1 JCLK1 2 3 ON 100 MHZ Factory Preset 3 16 INTERNAL BUZZER BZ1 PIN SIGNAL 1 5V BZ1 2 SPEAK 3 17 CPU FAN POWER CONNECTOR FAN1 FAN2 FAN3 FAN1 FAN2 FAN3 is a three pin header for system fans These fans power supplies 12V power voltage PIN SIGNAL 1 GND 2 12V 1 FAN1 FAN2 FAN3 3 SENSE ...

Page 21: ...JBAT1 2 3 ON CLEAR CMOS 3 19 18 24 BITS LVDS CONNECTOR LCD1 LCD4 The LVDS connector is composed of this channel to support 18 bit This device is an alternative LCD4 PIN SIGNAL PIN SIGNAL 1 VCC_LVDS 2 GND 3 RXEC 4 RXEC 5 GND 6 RXE2 7 RXE2 8 GND 9 RXE1 10 RXE1 11 RXE3 12 RXE3 13 RXE0 14 RXE0 15 GND 16 RXOC 17 RXOC 18 GND 19 RXO2 20 RXO2 21 DDCLK 22 RXO1 23 RXO1 24 DDDATA 25 RXO0 26 RXO0 27 RXO3 28 R...

Page 22: ...26 RXO0 27 RXO3 28 RXO3 29 VCC_LVDS 30 VCC_LVDS The device for Intel 855GME chipset and only support LVDS 18 Bits Option 3 20 LVDS INTERVER CONNECTOR J7 JJ1 This device is an alternative PIN SIGNAL PIN SIGNAL 1 12V 4 BKLTEN 2 12V 5 GND 1 J7 3 GND 6 BKLTCL The device for Intel 855GME chipset PIN SIGNAL PIN SIGNAL 1 12V 4 BLON 2 12V 5 GND 1 JJ1 3 GND 6 N C The device for ATI chipset BLON for ON OFF ...

Page 23: ... 2ch OFF 1 2 3 4 S1 N C N C N C OFF ATI M9 CRT 3 22 DDR SDRAM SOCKET DIMM1 DIMM2 The board has 2 dual inline memory module DIMM sockets 3 23 MINI PCI SLOT MPCIB1 The board has one mini PCI slot 3 24 PCI SLOT PCI1 The board has one PCI slot 3 25 PCI SELECT HEADER JP2 You can be set the jumper on one PCI slot as Riser card and the other as PCI device PIN SIGNAL 1 2 ON ONE PCI CARD Factory Preset 1 J...

Page 24: ...tly The ATX_12V PW1 power connector mainly supplies power to the CPU If the ATX_12V PW1 power connector is not connected the system will not start 1 11 10 20 ATX1 PIN SIGNAL PIN SIGNAL 1 3 3V 11 3 3V 2 3 3V 12 12V 3 GND 13 GND 4 5V 14 PSON 5 GND 15 GND 6 5V 16 GND 7 GND 17 GND 8 PWOK 18 5V 9 5VSB 19 5V 10 12V 20 5V PIN SIGNAL 1 GND 2 GND 3 12V PW1 4 12V 3 27 PANEL HEADER J1 Please connect the powe...

Page 25: ...d 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 tha...

Page 26: ... in your computer system and set the system clock and error handling If the motherboard is already installed in a working system you will not need to select this option You will need to run this Setup option however if you change your system hardware configuration the onboard battery fails or the configuration stored in the COMS memory was lost or damaged Setup Main Menu About the button of the me...

Page 27: ...o enter the following items CYLS Number of cylinders HEAD Number of read write heads PRECOMP Write precompensation LANDING SONE Landing zone SECTOR Number of sectors The Access Mode selections are as follows CHS HD 528MB LBA HD 528MB and support Logical Block Addressing Large for MS DOS only Auto Video The field selects the type of video display card installed in your system You can choose the fol...

Page 28: ... Self Test When enabled this field speeds up the Power On Self Test POST after the system is turned on If it is set to Enable BIOS will skip some items USB Keyboard Support The options for this field are Enabled and Disabled By default the field is set to Disabled PS 2 Mouse Function The options for this field are Enabled and Disabled By default the field is set to Disabled Init Display First The ...

Page 29: ...le this function to support ACPI Advance Configuration and Power Interface ACPI Suspend Type The options for this field are S1 POS and S3 STR By default the field is set to S1 POS PWRON After PWR Fail The field sets the system power status whether on or off when power returns from a power failure situation ...

Page 30: ...n board serial ports and their addresses The default values for these ports are Serial Port 1 3F8 IRQ4 Serial Port 2 2F8 IRQ3 Serial Port 3 3E8 IRQ11 Serial Port 4 2E8 IRQ10 Serial Port 5 4F8 IRQ11 Serial Port 6 4E8 IRQ10 Onboard Parallel Port This field allow you to select the on board parallel port and their addresses The default values for this port is Parallel Port 378 IRQ7 Parallel Port Mode ...

Page 31: ...ng of the AC97 Audio is Auto Onboard Lan Controller The default setting of the Lan controller is Enabled 5 5 PNP PCI SETUP The option configures the PCI bus system All PCI bus system on the system use INT thus all installed PCI cards must be set to this value PnP PCI Setup Reset Configuration Data This field allow you to determine whether to reset the configuration data or not The default value is...

Page 32: ... parameters of the hardware monitoring function feature of the motherboard The values are read only values as monitored by the system and show the PC health status Shutdown Temperature This field allows the user to set the temperature by which the system automatically shut down once the threshold temperature is reached This function can help prevent damage to the system that is caused by overheati...

Page 33: ...es PCI Plug And Play First Second Third Boot Device These fields determine the device that the system searches first for an operating system The option available include Hard Disk CDROM USB FDD USB CDROM and Disable Boot Other Device These fields allow the system to search for an OS from other devices other than the ones selected in the First Second Third Boot Device ...

Page 34: ... you type N you will return to setup utility Load Optimized Defaults This option allow you to load the default values to your system configuration These default settings are optimal and enable all high performance features Exit Without Saving Select this option to exit the Setup utility without saving the changes you have made in this session Typing Y will quit the Setup utility without saving the...

Page 35: ...n type the AWDFLASH and press ENTER A AWDFLASH Step 4 A window will appear and ask you to type the complete BIOS file xxxxxx BIN and press ENTER Step 5 Then it will ask whether you save the old BIOS file you can choose the YES or NO Step 6 Then it will ask you whether want to program it please choose YES Step 7 The BIOS will start to upgrade Step 8 When you have successfully flashed the BIOS then ...

Page 36: ...el dual fifo 02F8 02FF Communication Port COM2 0378 037F Print Port 0382 03BB ATI MOBILITY RADEON 9000 03F8 03FF Communication Port COM1 C000 CFFF Intel 82852 82855GM GME PM GMV Processor to AGP controller 3581 D000 D03F Intel PRO 100 VE Network Connection E800 E81F Intel 82801DB DBM USB Universal Host Controller EB00 EB3F Realtek AC 97 Audio MEMORY MAP MEMORY MAP ASSIGNMENT 00000000 0009FFFF Syst...

Page 37: ...unication Port COM2 04 Communication Port COM1 05 ACPI IRQ Holder for PCI IRQ Steering 05 Realtek AC 97 Audio 05 Intel 82801DB DBM SM Bus Controller 24C3 07 Print Port LPT1 08 System CMOS real time clock 09 ACPI IRQ Holder for PCI IRQ Steering 09 Intel USB2 0 Enhanced Host Controller 10 ATI MOBILITY RADEON 9000 11 Intel PRO 100 VE Network Connection 12 PS 2 Compatible Mouse Port 13 Numeric data pr...

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