18
For alternative application, a keyboard and a PS/2 mouse pin
header connector are also available on board, located on CN9
and CN10 respectively.
•
CN9 : PS/2 Mouse Connector
PIN NO.
DESCRIPTION
1
MOUSE DATA
2
NC
3
GROUND
4
+5V
5
MOUSE CLOCK
•
CN10 : 5-pin Header Keyboard Connector
PIN NO.
DESCRIPTION
1
KEYBOARD CLOCK
2
KEYBOARD DATA
3
N/C
4
GROUND
5
+5V
3.6 External Switches and Indicators (CN1)
There are several external switches and indicators for
monitoring and controlling your CPU board. All the functions are
in the CN1 connector.
CN1 : External Switches and Indicators
PIN DESCRIPTION PIN DESCRIPTION
2
+5V
1
Speaker
4
N/C
3
N/C
Power
LED
6
GND
5
N/C
8
KeyLock
7
+5V
Speaker
KeyLock
10
GND
9
Reset Switch
12
GND
11
GND
Reset
button
14
N/C
13
IDE LED
16 ATX Power
Control Pin
15
+5V
IDE LED
Η
ATX
Signal
18
ATX 5Vsb
17
ATX Power
Button
20
ATX 5Vsb
19
ATX 5Vsb
Η
ATX
Power
Button
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