16
JP1
S2
JP2
JP6
JP7
3
4
10
12
S1
Serial 1
Serial 2
1
2
3
4
5
6
7
8
9
10
Serial 1
Serial 2
1
2
3
4
5
6
7
8
9
10
3.9 Others
3.9.1 Keyboard Connector
The keyboa rd connector is a 5-pin, circula r-type DIN socket. It is used to
connect the system boa rd keyboa rd interfa ce to a ny sta ndard AT-
compa tible keyboa rd (84 or 101key type keyboa rds). The pin a ssignment
a re a s follows:
1
2
3
4
5
Keyboard clock
Keyboard data
n/c
Ground
VCC
Pin
Assignmemnt
3.9.2 Power Supply Connector
The power supply connector is 12-pin AT sta nda rd power connectors.
They a re used to connect power lines a nd power good signa l from the
power supply's P8 a nd P9 hea ders to the system boa rd. The pin
a ssignments for P8 a nd P9 a re indica ted below:
POWER CONNECTOR
1
2
3
4
5
6
Power Good
+5V DC
+12V DC
-12V DC
Ground
Ground
Ground
Ground
-5V DC
+5V DC
+5V DC
+5V DC
Pin
P8 Description
P9 Description
7
8
9
10
11
12
Pin
3.9.3 Keylock, Speaker Turbo Switch, Turbo LED SMI
Switch Connectors
Note: This motherboa rd does not support both the “Keylock” &
“Turbo” function. The Turbo LED will active as power indicator.