55
Pin
number
Name of the signal or
signification
Pin
number
Name of the signal or
signification
1
+3.3VDC
11
+3.3VDC
2
+3.3VDC
12
-12VDC
3
Ground
13
Ground
4
+5VDC
14
PS_ON
5
Ground
15
Ground
6
+5VDC
16
Ground
7
Ground
17
Ground
8
POWERGOOD
18
-5VDC
9
+5VDC
19
+5VDC
10
+12VDC
20
+5VDC
KB1 -
There is an orientation pin. Connect your keyboard
connector to connector on the mainboard.
Mouse -
There is an
orientation pin. Connect
your mouse connector to connector on the mainboard.
FAN -
There is a
specific
orientation. Connect the three-threads CPU Fan power cable to
the Fan connector on the mainboard.
CPU FAN/FAN2/FAN3
Pin number
Name of the signal or signification
1
Sensor
Installing Keyboard connector:
Installing PS2 Mouse:
Installing CPU Fan Power connector: