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Ampro Corporation Littleboard 550 Manuel D’Utilisation

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Chapter 2
Product Overview
12
Reference Manual
LittleBoard 550
Connector Definitions
Table 2-2 describes the connectors shown in Figures 2-3 to 2-5.  All I/O connectors use 0.1” pin spacing
unless otherwise indicated.
Table 2-2.  Connector Descriptions
Jack #
Signal
Description
J1A/J1B &
J1C, J1D
PC/104 bus
104-pins for PC/104 connector
J2
Fan connector
3-pin header provides +5v and ground to fan.
J3
Video (LCD 1) 50-pin connector part of video output for LCD panels (lower 24-bits)
J4
Video (LCD 2) 16-pin connector part of video output for LCD panels (upper 12 bits)
J5
Video (CRT)
10-pin connector for output to a CRT type monitor
J7
Ethernet 1
8-pin RJ45 connector for Ethernet port 1
J8
Ethernet 1
Optional 6-pin header for Ethernet port 1; for special builds only
J9
Ethernet 2
Optional 6-pin header for Ethernet port 2, for special builds only
J10
Power In
7-pin connector for input power
J11
Serial A
20-pin connector for serial ports 1 and 2
J12
Primary IDE
40-pin connector for the primary IDE interface
J13
Serial B
20-pin connector for serial ports 3 and 4
J14
Floppy
34-pin connector for floppy disk drive interface
J15
Parallel
26-pin connector for parallel interface
J16
Utility 1
16-pin connector for keyboard, external battery, reset switch, speaker
J17
Secondary IDE 40-pin connector for the secondary IDE interface
J18
Utility 3
10-pin connector provides USB2 and USB3 output
J21
PC/104-Plus
120-pin, 2mm, connector for PCI bus
J23
CompactFlash
50-pin socket accepts Type 1 or Type II CompactFlash cards
J24
Utility 2
24-pin connector for mouse, SMBus, USB 0 & 1, power button
J28
Audio In/Out
26-pin, 2mm, connector for all of the Audio signals (input/output)
J31
Video (LVDS)
20-pin, 1.25mm, connector for LVDS type video displays
J32
Ethernet 2
8-pin RJ45 connector for Ethernet port 2
DIMM1
Memory
168-pin socket for SDRAM DIMMs
Additional Components
The fuses in Table 2-3 are shown in Figures 2-4 and 2-6.
Table 2-3.  Additional Component Descriptions
Component
Description
F1 (1.5A) Auto Reset
Overcurrent
 Fuse for USB0 on connector J24
F2 (1.5A) Auto Reset
Overcurrent
 Fuse for USB1 on connector J24
F3 (1.5A) Auto Reset
Overcurrent
 Fuse for USB2 on connector J18
F4 (1.5A) Auto Reset
Overcurrent
 Fuse for USB3 on connector J18
F5 (1.5A) Auto Reset
Fuse for the CRT on connector J5