
Chapter Three: Motherboard Information
17
Connector Pinouts
VGA1
: VGA Connector
COM1
: Serial Port 1 Pin Header Connector
KBMS1
: Keyboard & Mouse Connector
Pin
Description
Pin
Description
1
CON_RED
2
CRT_ON
3
CON_GREEN
4
GND_VGA
5
CON_BLUE
6
GND_VGA
7
CON_HSYNC
8
GND_VGA
9
CON_VSYNC
10
GND_VGA
11
CON_DDC_DAT
12
CON_DDC_CLK
Pin
Description
Pin
Description
1
NC
2
NC
3
COM2_R_RXD
4
NC
5
COM2_R_TXD
6
NC
7
NC
8
NC
9
COM1_2_GND
Pin
Description
Pin
Description
1
P5VS
2
MSCLK
3
MSDAT
5
KBDAT
7
GND
8
KBCLK