Ampro Corporation Single Board Computer Littleboard 550 - Manual (Page 4)

Contents
iv Reference Manual LittleBoard 550
USB Signals (USB0 and USB1) .................................................................................................. 49
Utility 3 Interface (J18) ..................................................................................................................... 51
USB Signals (USB2 and USB3) .................................................................................................. 51
Ethernet Interfaces (J7, J32)............................................................................................................ 52
Audio Interface (J28)........................................................................................................................ 53
Video Interfaces (J3, J4, J5, J31) .................................................................................................... 55
CRT Interface............................................................................................................................... 55
LCD Interface 1............................................................................................................................ 56
LCD Interface 2............................................................................................................................ 57
LVDS Interface............................................................................................................................. 58
Miscellaneous .................................................................................................................................. 59
Real Time Clock (RTC)................................................................................................................ 59
Temperature Monitoring............................................................................................................... 59
Oops! Jumper (BIOS Recovery) .................................................................................................. 59
Serial Console.............................................................................................................................. 59
Watchdog Timer........................................................................................................................... 60
Power Interface (J10)....................................................................................................................... 61
Power Monitor.............................................................................................................................. 61
CPU Fan ...................................................................................................................................... 61
Chapter 4 BIOS Setup ................................................................................................................... 63
Introduction ...................................................................................................................................... 63
Accessing BIOS Setup (VGA Display)......................................................................................... 63
Accessing BIOS Setup (Serial Console)...................................................................................... 64
BIOS Menus ..................................................................................................................................... 65
BIOS Setup Opening Screen....................................................................................................... 65
BIOS Configuration Screen ......................................................................................................... 66
Drive Configurations and Boot Options ....................................................................................... 66
User Interface Options ................................................................................................................. 69
Memory Control Options .............................................................................................................. 70
Power Management and Advanced User Options ...................................................................... 71
Video, Flat Panel, and Audio Options.......................................................................................... 74
PCI, Plug n' Play, and Interrupt Assignments.............................................................................. 75
Splash Screen Customization .......................................................................................................... 79
Splash Screen Image Requirements ........................................................................................... 79
Converting the Splash Screen File .............................................................................................. 79
Appendix A Technical Support ...................................................................................................... 81
Appendix B Connector Part Numbers ............................................................................................ 83
Appendix C LAN Boot Option.......................................................................................................... 85
Introduction ...................................................................................................................................... 85
PXE Boot Agent BIOS Setup ........................................................................................................... 86
Accessing PXE Boot Agent BIOS Setup ..................................................................................... 86
PXE Boot Agent Setup Screen .................................................................................................... 87
Index ....................................................................................................................................... 89
List of Figures
Figure 2-1. Stacking PC/104 Modules with the LittleBoard 550 ....................................................... 6
Figure 2-2. LittleBoard 550 Functional Block Diagram ................................................................... 10
Figure 2-3. LittleBoard 550 Component Location (Top view) ......................................................... 11