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Hardware Installation
2-18
Master
(1st)
Slave
(2nd)
Master
(3rd)
Slave
(4th)
IDE1 (Primary Channel)
IDE2 (Secondary Channel)
2.3.9 Hard Disk LED
The HDD LED connector is marked as
HDD LED
on the board. This connector is designed for
different type of housing, actually only two pins are
necessary for the LED. If your housing has four pin
connector, simply plug it in. If you have only two pin
connector, please connect to pin 1-2 or pin 3-4
according to the polarity.
Pin
1
2
3
4
Description
HDD LED
GND
GND
HDD LED
1
2
3
4
+
-
-
+
HDD LED
4-pin connector
1
2
3
4
+
-
-
+
HDD LED
2-pin connector
at pin 1-2
1
2
3
4
+
-
-
+
HDD LED
2-pin connector
at pin 3-4