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2.4.4
GPIO Connector (J17)
Pin
Signal Name
1
3
5
7
9
2.4.5
System Function Connector (J11)
7
8
1
2
Pin
Signal Name
1
Power BTN-
3
5
7
Power LED+
J11 is used for system indicators to provide light indication of computer activities
and switches to change the computer status. It provides interfaces for the following
functions.
•
ATX Power ON Switch (Pins 1 and 2)
The 2 pins make an "ATX Power Supply On/Off Switch" for the system that
connects to the power switch on the case. When pressed, the power switch
will force the system to power on. When pressed again, it will power off the
system.
•
Hard Disk Drive LED Connector (Pins 3 and 4)
This connector connects to the hard drive activity LED on control panel. This
LED will flash when the HDD is being accessed.
16
Ground
GPO3
GPO2
GPI3
GPI2
HDD LED+
Reset BTN-
Pin
Signal Name
2
4
6
8
10
Pin
Signal Name
2
Power BTN+
4
HDD LED-
6
Reset BTN+
8
Power LED-
+3V
GPO1
GPO0
GPI1
GPI0
IP417 User's Manual
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