Specifications

Chapter 1 Setting Up the LittleBoard 550
LittleBoard 550 QuickStart Guide 3
Connecting Cables to LittleBoard 550 Module
Connect the cables provided with the LittleBoard 550 QuickStart Kit to the respective connectors on the
LittleBoard 550 and I/O board provided. Skip any steps or cable(s) that do not apply to your situation.
CRT (J5)
Audio In/Out (J28)
Utility 3 (J18)
Parallel (J15)
Floppy (J14)
Utility 1 (J16)
Utility 2 (J24)
Primary IDE (J12)
Secondary IDE (J17)
Power In (J10)
Serial A (J11)
(Serial Ports 1 & 2, or COM 1 & COM 2)
Serial B (J13)
(Serial Ports 3 & 4, or COM 3 & COM 4)
Ethernet Port 2 (J32)
Ethernet Port 1 (J7)
CompactFlash Socket (J23
LB550QSG_03a
Figure 1-1. LittleBoard 550 Connector Locations
LB550QSG_07a
Utility 2 (J8) to
LittleBoard 550 (J24)
Utility 1 (J10) to
LittleBoard 550 (J16)
Utility 3 (J9) to
550 (J18)LittleBoard
Audio (J16) to
LittleBoard 550 (J28)
Keyboard (J15)
Aux
Battery (J12)
Aux Voltages (J11)
USB 0 & 1 Stack (J14)
(Top USB0)
USB 2 & 3 Stack (J13)
(Top USB2)
IR Transceiver (U1)
Reset Switch (S1)
Line In (J3)
Mic In (J4)
Speaker Out (J6)
Headphone Out (J7)
CD-ROM
In (J2)
Mono Out (J5)
Mouse (J1)
Figure 1-2. I/O Interface Board Connector Locations