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AIMB-250 Series
6 AIMB-250 Series User’s Manual
Contents
1. Getting Started..........................................................................................................10
1.1 Safety Precautions..................................................................................................10
1.2 Packing List.............................................................................................................10
1.3 Document Amendment History ...............................................................................11
1.4 Manual Objectives...................................................................................................12
1.5 System Specifications.............................................................................................13
1.6 Architecture Overview.............................................................................................16
1.6.1 Block Diagram................................................................................................................................16
1.6.2 Intel 855GME and ICH4................................................................................................................. 17
1.6.3 Intel 855GME and ICH4................................................................................................................. 19
1.6.4 DRAM Interface (Intel 855GME) .................................................................................................... 20
1.6.5 DRAM Interface (Intel 855GME) .................................................................................................... 20
1.6.6 PCI Interface .................................................................................................................................. 20
1.6.7 IDE Interface (Bus Master Capability and Synchronous DMA Mode ) .......................................... 21
1.6.8 USB 2.0.......................................................................................................................................... 21
1.6.9 VIA VT1616 Audio Codec .............................................................................................................. 21
1.6.10 Chrontel CH7009A TV/DVI Transmitter..................................................................................... 22
1.6.11 Ethernet...................................................................................................................................... 23
1.6.12 Winbond W83627HF.................................................................................................................. 24
1.6.13 Compact Flash Interface............................................................................................................ 24
2. Hardware Configuration...........................................................................................25
2.1 Product Overview....................................................................................................26
2.2 Installation Procedure .............................................................................................27
2.2.1 Processor Installation..................................................................................................................... 27
2.2.2 Main Memory.................................................................................................................................. 29
2.3 Jumper and Connector List.....................................................................................31
2.4 Setting Jumpers & Connectors ...............................................................................34
2.4.1 Clear CMOS (JBAT1)..................................................................................................................... 34
2.4.2 COM1 Pin 9 Signal Select (JP1).................................................................................................... 34
2.4.3 COM1 RS-232/422/485 Select (JP2, JP3)..................................................................................... 35
2.4.4 4/5/8-wire Touch Screen Select (SW1, optional)........................................................................... 36
2.4.5 ATX Power Connector (ATXPWR1)............................................................................................... 36
2.4.6 CPU Fan Connector (C_FAN1)......................................................................................................37
2.4.7 Parallel Port Connector & VGA Connector (CN1).......................................................................... 38
2.4.8 Serial Port 1 Connector in RS-232 Mode (CN1)............................................................................ 39
2.4.9 Serial Port 1 Connector in RS-422 Mode (CN1)............................................................................ 40