IEI Technology NANO-8522 Quick Installation Manual page 6

COM2: Serial Port2 connector (Pin-header 7x2 2.0mm)
Pin
1
3
5
7
9
11
13
COM3: Serial Port3 Connector (Pin-header 5x2 2.0mm)
Pin
1
3
5
7
9
COM4: Serial Port4 Connector (Pin-header 5x2 2.0mm)
Pin
1
3
5
7
9
KBMS1: 6-pin header
Keyboard & Mouse Connector
Pin Description
1
2 MOUSE DATA
3 MOUSE CLOCK
4 KEYBOARD DATA
5 KEYBOARD CLOCK
6
Description
DCD#
RxD
TxD
DTR#
GND
TxD485+
RxD485+
Description
DCD#
RX
TX
DTR#
GND
Description
DCD#
RX
TX
DTR#
GND
VCC5
GND
Pin Description
2 DSR#
4 RTS#
6 CTS#
8
10 GND
12 TxD485-
14 RxD485-
Pin Description
DSR#
2
4 RTS#
CTS#
6
8
GND
10
Pin Description
DSR#
2
RTS#
4
CTS#
6
RI#
8
GND
10
FAN1: CPU fan
Pin
1 Fan Speed Detect
2
3
J2: ATX Power connector
Pin
1
2
3
RI#
RI#
Description
+12V
GND
Description
5VSB
GROUND
PSON
6