Avalue ECM-A50M - Manual (Page 5)

ECM-A50M User ’s Manual
ECM-A50M User ’s Manual 5
Contents
1. Getting Started ............................................................................................................ 8
1.1 Safety Precautions ......................................................................................... 8
1.2 Packing List .................................................................................................... 8
1.3 Document Amendment History ....................................................................... 9
1.4 Manual Objectives ........................................................................................ 10
1.5 System Specifications .................................................................................. 11
1.6 Architecture Overview
—Block Diagram........................................................ 13
2. Hardware Configuration ........................................................................................... 14
2.1 Product Overview ......................................................................................... 15
2.2 Installation Procedure ................................................................................... 17
2.2.1 Main Memory ........................................................................................ 18
2.3 Jumper and Connector List .......................................................................... 20
2.4 Setting Jumpers & Connectors ..................................................................... 22
2.4.1 Clear CMOS (JBAT1) ............................................................................ 22
2.4.2 Serial port 1 (COM1) signal selector (JRI1) ........................................... 22
2.4.3 Serial port 2 (COM2) signal selector (JRI2) ........................................... 23
2.4.4 Power connector (DCIN) ....................................................................... 23
2.4.5 AT/ ATX power Input selector (JAT/ATX) .............................................. 24
2.4.6 +V5A connector in ATX (PWR_SB) ...................................................... 24
2.4.6.1 Signal Description –AT/ATX mode & Input power type .................. 25
2.4.7 ErP Power saving mode selector (JDEEPS5) ....................................... 26
2.4.8 Touch selector (JTSEL) ......................................................................... 27
2.4.9 Battery connector (BAT-WB) ................................................................. 27
2.4.10 CPU fan connector (CPU_FAN) ............................................................ 28
2.4.11 Serial port 1 in RS-422/485 mode (J422/485) ....................................... 29
2.4.12 Audio connector (JAUDIO) .................................................................... 29
2.4.13 LCD backlight brightness adjustment (JVR) .......................................... 30
2.4.14 LCD Inverter Connector (JBKL) ............................................................ 31
2.4.14.1 Signal Description
– LCD Inverter Connector (JBKL) ..................... 31
2.4.15 Serial port 2 connector (JCOM2) ........................................................... 32
2.4.16 Touch connector (JTOUCH) .................................................................. 32
2.4.17 General purpose I/O connector (JDIO) .................................................. 33
2.4.18 Miscellaneous setting connector (JFP) .................................................. 34
2.4.19 Keyboard & Mouse connector (JKBMS) ................................................ 34
2.4.20 Low pin count interface connector (JLPC) ............................................. 35
2.4.21 SPI connector (JSPI) ............................................................................. 35