2.12 Power connectors ....................................................... 202.12.1 Main power connector +5 V, +12 V (CN9) ...... 202.12.2 Auxilary power connector (CN10) ................... 202.12.3 CPU fan power connector (CN6) ...................... 202.13 IR connector (CN7) .................................................... 202.14 Audio interfaces (CN5, CN1) .................................... 212.14.1 Audio connector (CN5) ..................................... 212.14.2 CD audio input connector (CN1) ...................... 212.14.3 Audio power source setting (J1) ....................... 212.15 Serial ports (CN16, CN14)......................................... 222.15.1 COM1 RS-232 port (CN16) .............................. 222.15.2 COM2 RS-232/422/485 selection (CN14)........ 222.16 VGA interface connections ........................................ 232.16.1 CRT display connector (CN18) ........................ 232.16.2 Flat panel display connector (CN12) ................ 232.16.3 LCD power setting (J6) ..................................... 232.17 LVDS interface (CN15) ............................................. 242.18 Ethernet interface connections ................................. 242.18.1 100Base-T RJ-45 connector (CN13) ................ 242.19 Ethernet LED and HDD/power LEDs ..................... 252.19.1 LED1 (Ethernet LED) ....................................... 252.19.2 LED2 (Power and HDD LED) .......................... 252.20 Watchdog timer configuration ................................. 252.20.1 Watchdog timer action (J3) ............................... 262.21 USB connectors (CN4) ............................................... 26Chapter 3 Software Configuration ......................... 273.1 Introduction ................................................................ 283.2 Utility CD disk ............................................................ 283.3 VGA display software configuration ........................ 293.4 Connections for two standard LCDs ........................ 313.4.1 Connections for Toshiba LTM10C042(640 x 480 TFT color LCD) ................................ 313.4.2 Connections for Toshiba LTM12C275A ................(800 x 600 TFT color LCD) ................................ 323.5 Ethernet interface configuration .............................. 33