Connector And Header Definitions; Table 2-2. Connector And Header Descriptions - Ampro MightyBoard 821 Reference Manual

Chapter 2

Connector and Header Definitions

Table 2-2 describes the connectors and headers shown in
2.54mm (0.1") pin spacing (pitch) unless otherwise indicated.

Table 2-2. Connector and Header Descriptions

Jack # Signal
BT1 Battery
DIMM1 DDR2 Memory 1
DIMM2 DDR2 Memory 2
J1 A/B Keyboard/Mouse
J2 ATX PWR In
J3 Serial 1 (COM1)
J4 Parallel
J5 Video (CRT)
J6 Serial 2 (COM2)
JP6 Ethernet External
LED
J7 Infrared (IrDA)
J8 GPIO
J9 Video (LVDS)
J10 DNP
J11A Ethernet 1
(LAN1)
J11B/C USB 0 & 1
J12 CPU Fan
J13A Ethernet 2
(LAN2)
J13B/C USB 2 & 3
J14 Audio In/Out
J15 Serial 3 & 4
J16 PCI Express
J17 Utility
J18 IDE
J19 SATA 1
J20 SATA 0
J21 USB 4 & 5
J22 System Fan
MightyBoard 821
Figure
Description
2-pin, 1.25mm external battery connector
240-pin socket for DDR2 RAM DIMM
240-pin socket for DDR2 RAM DIMM
6-pin standard PS/2 connectors for keyboard (purple) and mouse
(green)
20-pin, 4.2mm for ATX power in connector
9-pin, 2.77mm connector for serial port 1 (COM1)
25-pin connector for printer port (LPT 1)
15-pin connector for output to a CRT type monitor
10-pin, 2.0mm header for serial port 2 (COM2)
8-pin header for Ethernet activity signals on external LEDs
5-pin header for Infrared (IrDA)
10-pin, 2.0mm header for general purpose I/O
30-pin, 2.0mm header for LVDS type video displays
Do not populate
8-pin RJ45 connector on Gigabit Ethernet port 1
8-pin USB jack provides USB0 and USB1 ports
3-pin header for fan, +12V, tachometer, ground
8-pin RJ45 connector on Gigabit Ethernet port 2
8-pin USB jack provides USB2 and USB3 ports
14-pin jack for 3.5 mm MIC In, Line Out, Line In connectors
20-pin, 2.0mm header for serial ports 3 and 4 (COM3 & COM4)
164-pin, 2.0mm slot for PCI Express
16-pin connector for PWR LED, IDE activity LED, Power switch,
reset switch, PC speaker (Beep)
40-pin header for the IDE interface
7-pin Serial ATA connector
7-pin Serial ATA connector
10-pin, 2.0mm header for USB4 and USB5 ports
3-pin header for fan, +12V, tachometer, ground
Reference Manual
2-4. All I/O connectors and headers use
Product Overview
9