Avalue ECM-QM77 - Manual (Page 6)

ECM-QM77
6 ECM-QM77 User ’s Manual
Content
1. Getting Started ........................................................................................................... 9
1.1 Safety Precautions ................................................................................................ 9
1.2 Packing List ........................................................................................................... 9
1.3 Document Amendment History ............................................................................ 10
1.4 Manual Objectives ............................................................................................... 11
1.5 System Specifications ......................................................................................... 12
1.6 Architecture Overview
– Block Diagram .............................................................. 14
2. Hardware Configuration .......................................................................................... 15
2.1 Product Overview ................................................................................................ 16
2.2 Installation Procedure .......................................................................................... 18
2.2.1 Main Memory ........................................................................................................................... 19
2.3 Jumper and Connector List.................................................................................. 21
2.4 Setting Jumpers & Connectors ............................................................................ 23
2.4.1 Clear CMOS (JBAT1) .............................................................................................................. 23
2.4.2 COM 1 pin 9 signal select (JRI1) ............................................................................................. 23
2.4.3 AT/ ATX Input power select (JAT1) ......................................................................................... 24
2.4.4 5VSB connector in ATX (PWR_SB1) ...................................................................................... 24
2.4.5 Battery connector (BAT1) ........................................................................................................ 25
2.4.6 CPU fan connector (CPU_FAN1) ............................................................................................ 25
2.4.7 System fan connector (SYS_FAN1) ........................................................................................ 26
2.4.8 COM 1 RS-422-485 mode (J422/1) ......................................................................................... 26
2.4.9 Audio connector (JAUDIO1) .................................................................................................... 27
2.4.9.1 Signal Description – Audio connector (JAUDIO1) ............................................. 27
2.4.10 LCD inverter connector (JBKL1) ............................................................................................. 28
2.4.11 LCD backlight brightness adjustment (JVR1).......................................................................... 28
2.4.12 Low pin count connector (JLPC1) ........................................................................................... 29
2.4.13 Serial port 2 connector (JCOM2) ............................................................................................. 29
2.4.14 General purpose I/O connector (JDIO1) ................................................................................. 30
2.4.15 Miscellaneous setting connector (JFP1) ................................................................................. 30
2.4.16 SPI connector (JSPI1) ............................................................................................................. 31
2.4.17 Power connector (PWR1) ........................................................................................................ 31
2.4.18 LVDS connector (JLVDS1) ...................................................................................................... 32
2.4.19 On-board box header for USB3.0 (JUSB3/1) .......................................................................... 33
2.4.20 On-board box header for USB2.0 (JUSB1) ............................................................................. 33
2.4.21 PS/2 keyboard & mouse connector (JKB/ MS1) ..................................................................... 34
2.4.22 HD power connector (HD_PWR1) ........................................................................................... 34