Connector J16
Reset Switch Connector
Pin
1
2
Connector J17
Speaker Connector
Pin
1
2
3
4
Connector J18
Power LED/Keylock Connector
Pin
1
2
3
4
5
Connector CN1
PS/2 Keyboard Connector
Pin
1
2
3
4
5
6
58
Function
Ground
Reset
Function
Signal
Reserved
G N D
VCC
Function
LED Signal
Reserved
Ground
Keylock Signal
Ground
Function
Keyboard Data
Reserved
Ground
+5V
Keyboard Clock
Reserved