3 AIMB-766 User Manual
Contents

Chapter 1 Hardware Configuration......................1

1.1 Introduction ........................................................................................ ....... 2
1.2 Features...................................................... .............................................. 3
1.3 Specifications.............................................. .............................................. 4
1.3.1 System............................................................ .............................. 4
1.3.2 Memory.................................................................. ....................... 4
1.3.3 Input/Output................................. ................................................. 5
1.3.4 Ethernet LAN..... ........................................................................... 5
1.3.5 Industrial Features....................................... .................................5
1.3.6 Mechanical and Environmental Specifications.............................. 5
1.4 Jumpers and Connectors............................................................. .............6
Table 1.1: Jumper list................................. .................................6
Table 1.2: Connectors....................................... ..........................6
1.5 Board Layout: Jumper and Connector Locations...................................... 8
Figure 1.1 Jumper and Connector Locations...............................8
Figure 1.2 I/O connectors........................................................... .8
1.6 AIMB-766 Block Diagram.......................................................................... 9
Figure 1.3 AIMB-766 Block Diagram........................................... 9
1.7 Safety Precautions................................................... ...............................10
1.8 Jumper Settings.................... .................................................................. 11
1.8.1 How to set jumpers................................ .....................................11
1.8.2 CMOS clear (CMOS1).................................... ............................11
Table 1.3: CMOS1..................................................................... 11
1.8.3 Watchdog timer output (JWDT1) ................................................12
Table 1.4: Watchdog timer output (JWDT1).............................. 12
Table 1.5: ATX/AT mode selector (PSON1).............................. 12
Table 1.6: COM2 RS-232/422/485 mode selector (JSETCOM2)..
12
1.9 System Memory....................... ............................................................... 13
1.9.1 CPU FSB and memory speed..................................................... 13
1.10 Memory Installation Procedures.............................................................. 13
1.11 Cache Memory........................................................................................ 13
1.12 Processor Installation.............................................................................. 14
1.13 PCI Bus Routing Table............................................................................ 15

Chapter 2 Connecting Peripherals ....................17

2.1 Introduction ........................................................................................ ..... 18
2.2 Primary (IDE1) IDE Connector................................................................ 18
2.3 Floppy Drive Connector (FDD1).............................................................. 19
2.4 Parallel Port (LPT1)................................................................................. 20
2.5 USB Ports (LAN1_USB12, LAN2_USB34, USB56, USB78, USB910 &
USB1112)................................................................................................ 21
2.6 VGA Connector (VGA1)........................................... ...............................22
2.7 Serial Ports (COM1, COM2, COM3 & COM4) ........................................23
2.8 PS/2 Keyboard and Mouse Connector (KBMS1).................................... 24
2.9 External Keyboard & Mouse (KBMS2).................................................... 25
2.10 CPU Fan Connector (CPUFAN1)............................................................ 26
2.11 System FAN Connector (SYSFAN1 and SYSFAN2).............................. 27
2.12 Front Panel Connectors (JFP1, JFP2 & JFP3)............... ........................28
2.12.1 Power LED and Keyboard Lock (JFP3)...................................... 28
Table 2.1: PS/2 or ATX power supply LED status.................... 28
2.12.2 External Speaker (JFP2 pins 1, 3, 5 & 7).................................... 28
2.12.3 HDD LED Connector (JFP2 pins 2 & 4)...................................... 29