AR-B1790 User’s Guide
2
Table of Contents
0.
PREFACE………………………………………………………………………………………………………………………….3
0.1 COPYRIGHT NOTICE AND DISCLAIMER..................................................................................................................................3
0.2 WELCOME TO THE AR-B1790 CPU BOARD.............................................................................................................................3
0.3 BEFORE YOU USE THIS GUIDE ...............................................................................................................................................3
0.4 RETURNING YOUR BOARD FOR SERVICE .............................................................................................................................3
0.5 TECHNICAL SUPPORT AND USER COMMENTS .....................................................................................................................3
0.6 STATIC ELECTRICITY PRECAUTIONS .....................................................................................................................................4
1. INTRODUCTION.......................................................................................................................................................... 5
1.1.SPECIFICATIONS ......................................................................................................................................................................5
1.2 PACKING LIST ...........................................................................................................................................................................6
2. INSTALLATION........................................................................................................................................................... 7
2.1 AR-B1790'S LAYOUT .................................................................................................................................................................7
2.2 CPU INSTALLATION ..................................................................................................................................................................9
2.3 CLEAR CMOS (JP6) .................................................................................................................................................................10
2.4 INSTALL DDR SDRAM SYSTEM MEMORY .............................................................................................................................10
3. CONNECTION ........................................................................................................................................................... 11
3.1 IDE DISK DRIVE CONNECTOR (IDE1, IDE2) ..........................................................................................................................11
3.2 SERIAL PORTS (COM2, COM3, COM4) ..................................................................................................................................12
3.3 COM3 RS-232/RS-485 SELECT (JP19, JP20)..........................................................................................................................13
3.4 COM4 RS-232/RS-485 SELECT (JP21, JP22)..........................................................................................................................14
3.5 PS2 KEYBOARD & MOUSE (PS/1) ..........................................................................................................................................14
3.6 USB CONNECTOR (USB1, USB2, USB3) ................................................................................................................................15
3.7 FAN POWER CONNECTOR.....................................................................................................................................................15
3.8 DUAL ETHERNET PORT (PT3) ................................................................................................................................................15
3.9 PARALLEL & COM1 & VGA PORT (PT1) .................................................................................................................................16
3.10 FLOPPY DRIVE CONNECTOR (FDD1) ..................................................................................................................................16
3.11 GPIO PORT (GPIO1) ..............................................................................................................................................................17
3.12 ATX POWER CONNECTOR (PWR1)......................................................................................................................................17
3.13 POWER CONNECTOR (PWR2) .............................................................................................................................................17
3.14 DUAL LVDS CONNECTOR (LVDS1, LVDS2) .........................................................................................................................18
3.15 LVDS PANEL VOLTAGE SELECT (JP8) ................................................................................................................................18
3.16 CONTROL LVDS PANEL BACK-LIGHT (JP9) ........................................................................................................................18
3.17 COM VOLTAGE SELECT (JP11, JP12, JP13) ........................................................................................................................18
3.18 MINI PCI SLOT (PCI1) ............................................................................................................................................................19
3.19 PCI SLOT (PCI2).....................................................................................................................................................................19
3.20 IRDA HEADER (IR1) ...............................................................................................................................................................19
3.21 CLEAR CMOS (JP6) ...............................................................................................................................................................19
3.22 FRONT PANEL (JP7)..............................................................................................................................................................19
3.23 COMPACT FLASH (CF1)........................................................................................................................................................20
3.24 GAME/MINI PORT AND AUDIO CONNECT ...........................................................................................................................20
3.25 CD-IN CONNECTOR (CD-IN) .................................................................................................................................................21
3.26 CPU SPEED SELECT (JP5) ...................................................................................................................................................21
3.27 CF VOLTAGE SELECT (JP23)................................................................................................................................................21
3.28 KB/MS VOLTAGE SELECT (JP2) ...........................................................................................................................................21
4. WATCHDOG TIMER ................................................................................................................................................. 22
4.1 WATCHDOG TIMER SETTING.................................................................................................................................................22
5. BIOS CONSOLE........................................................................................................................................................ 23
5.1 BIOS SETUP OVERVIEW.........................................................................................................................................................23
5.2 STANDARD CMOS SETUP ......................................................................................................................................................24
5.3 ADVANCED CMOS SETUP ......................................................................................................................................................25
5.4 ADVANCED CHIPSET SETUP .................................................................................................................................................27
5.5 POWER MANAGEMENT ..........................................................................................................................................................29
5.6 PCI/PLUG AND PLAY ...............................................................................................................................................................30
5.7 PERIPHERAL SETUP...............................................................................................................................................................31
5.8 AUTO-DETECT HARD DISKS ..................................................................................................................................................33
5.9 PASSWORD SETTING .............................................................................................................................................................33
5.10 LOAD DEFAULT SETTING .....................................................................................................................................................33
5.10.1 Auto Configuration with Optimal Setting .......................................................................................................... 33
5.10.2 Auto Configuration with Fail Safe Setting ........................................................................................................ 33
5.11 BIOS EXIT...............................................................................................................................................................................33
5.12 BIOS UPDATE ........................................................................................................................................................................34
APPENDIX A. ADDRESS MAPPING ............................................................................................................................ 35
APPENDIX B. INTERRUPT REQUEST (IRQ)............................................................................................................... 37
