Chapter 2
Serial Port Connector: COM A
The mainboard provides one 9-pin male DIN serial port COM A. You can
attach a serial mouse or other serial devices to the connector.
1 2 3 4 5
6 7 8 9
9-Pin Serial Port Connector
VGA DB 15 Pin Connector
One DB 15-pin VGA connector is provided for connection to a VGA
monitor.
5
1
15
11
DB 15-Pin Female Connector
Pin Definition
PIN
SIGNAL
DESCRIPTION
1
DCD
Data Carry Detect
2
SIN
Serial In or Receive Data
3
SOUT
Serial Out or Transmit Data
4
DTR
Data Terminal Ready
5
GND
Ground
6
DSR
Data Set Ready
7
RTS
Request To Send
8
CTS
Clear To Send
9
RI
Ring Indicate
Pin Definition
Analog Video Display Connector (DB-15S)
PIN
SIGNAL DESCRIPTION
1
Red
2
Green
3
Blue
4
Not used
5
Ground
6
Ground
7
Ground
8
Ground
9
Power
10
Ground
1 1
Not used
12
SDA
13
Horizontal Sync
14
Vertical Sync
15
SCL
2-10