Specifications

Chapter 1 Setting Up the LittleBoard 550
4 QuickStart Guide LittleBoard 550
1) Connect Utility 1 Cable Connect the Utility 1 cable between the LittleBoard 550's Utility 1 (J16) and
Utility 1 (J10) on the I/0 Interface board. See Figures 1-1, 1-2, and 1-3.
2) Connect Utility 2 Cable
Connect the Utility 2 cable between Utility 2 (J24) on the LittleBoard 550
and Utility 2 (J8) on the I/0 Interface board. See Figures 1-1, 1-2, and 1-3.
3) Connect Utility 3 Cable
Connect the Utility 3 cable between Utility 3 (J18) on the LittleBoard 550
and Utility 3 (J9) on the I/0 Interface board. See Figures 1-1, 1-2, and 1-3.
4) Connect Audio In/Out
Cable
Connect the Audio cable between the Audio In/Out (J28) on the
LittleBoard 550 and the Audio In/Out (J16) on the I/0 Interface board.
See Figures 1-1, 1-2, and 1-3.
Serial A
Interface (J11)
Serial B
Interface (J13)
Serial Port 1
Serial Port 2
Serial Port 3
Serial Port 4
Parallel (J15)
Audio In/Out (J28)
to I/O Interface
Board (J16)
Utility 1 (J16)
to I/O Interface
Board (J10)
Utility 3 (J18) to I/O Interface Board (J9)
Utility 2 (J24)
to I/O Interface
Board (J8)
LB550QSG_03b
Figure 1-3. Connecting LittleBoard 550 Utility, Audio, Parallel, and Serial Cables
From LittleBoard 550 (J28)
to Audio In/Out (J16)
From 550 (J18)
to Utility 3 (J9)
LittleBoard
From 550 (J16)
to Utility 1 (J10)
LittleBoard
From 550 (J24)
to Utility 2 (J8)
LittleBoard
LB550QSG_07b
Figure 1-4. Connecting I/O Board Audio and Utility Cables
NOTE Ensure you match the red strip on the ribbon cables (pin-1)
between the I/O Interface board pin-1’s and the pin-1’s on the
LittleBoard 550 shown in Figures 1-4, 1-5, and B-1.