ix AIMB-270 User Manual
Contents
Chapter 1 General Information ............................1
1.1 Introduction ............................................................................................... 2
1.2 Features .................................................................................................... 2
1.3 Specifications ............................................................................................ 2
1.3.1 System.......................................................................................... 2
1.3.2 Memory ......................................................................................... 2
1.3.3 Input/Output .................................................................................. 2
1.3.4 Graphics........................................................................................ 3
1.3.5 Ethernet LAN ................................................................................ 3
1.3.6 Industrial features ......................................................................... 3
1.3.7 Mechanical and environmental specifications............................... 3
1.4 Jumpers and Connectors .......................................................................... 3
Table 1.1: Jumpers...................................................................... 3
Table 1.2: Connectors ................................................................. 4
1.5 Board layout: Jumper and Connector Locations ....................................... 5
Figure 1.1 Jumper and Connector Location ................................ 5
Figure 1.2 I/O Connectors ........................................................... 5
1.6 AIMB-270 Board Diagram ......................................................................... 6
Figure 1.3 AIMB-270 Board Diagram .......................................... 6
1.7 Safety Precautions .................................................................................... 7
1.8 Jumper Settings ........................................................................................ 7
1.8.1 How to Set Jumpers...................................................................... 7
1.8.2 CMOS Clear (CMOS1) ................................................................. 8
Table 1.3: CMOS1....................................................................... 8
1.8.3 JLVDS1 and JLVDS2: LCD Power 3.3 V/5 V/ 12 V Selector........ 8
Table 1.4: JLVDS1 and JLVDS2:
LCD Power 3.3 V/5 V/ 12 V Selector.......................... 8
1.8.4 JLVDS_CLT1: Backlight control selector for LVDS1 .................... 9
Table 1.5: JLVDS_CLT1: Backlight control selector for LVDS1 .. 9
1.8.5 PSON1: ATX, AT Mode Selector .................................................. 9
Table 1.6: PSON1: ATX, AT Mode Selector................................ 9
1.8.6 JWDT1+JOBS1: Watchdog Timer Output and
OBS Alarm Option ........................................................................ 9
Table 1.7: JWDT1+JOBS1: Watchdog Timer Output and OBS
Alarm Option............................................................... 9
1.8.7 JCASE1: Case Open Sensor...................................................... 10
1.9 System Memory ...................................................................................... 10
1.10 Memory Installation Procedures.............................................................. 10
1.11 Cache Memory........................................................................................ 10
1.12 Processor Installation.............................................................................. 10
Chapter 2 Connecting Peripherals ....................11
2.1 Introduction ............................................................................................. 12
2.2 USB Ports (LAN1_USB12/LAN2_USB34/USB56/USB78) ..................... 12
Table 2.1: LAN LED Indicator.................................................... 12
2.3 VGA/DVI Connector (VGA1+DVI1) ......................................................... 13
2.4 Serial Ports (COM1~COM6) ................................................................... 14
2.5 PS/2 Keyboard and Mouse Connector (KBMS1) .................................... 15
2.6 CPU Fan Connector (CPU_FAN1).......................................................... 15
2.7 System FAN Connector (SYSFAN1/2).................................................... 16
2.8 Front Panel Connectors (JFP1/JFP2) ..................................................... 17
2.8.1 ATX soft power switch ((JFP1/PWR_SW)) ................................. 17
2.8.2 Reset (JFP1/RESET).................................................................. 17
