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Auxiliary USB Header "USB2 J24, USB 3 J22"
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14
M81E / M81DC2 / M812-FX Series User's Manual
Follow the steps mentioned below to install the audio cable :
On the motherboard, locate the audio header J13.
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Then connect the cable from chassis-mounted audio port to the J13 header.
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(The connector has a key pin to prevent you connecting them wrong.)
This motherboard has two built-in USB header on the board. Some system
chassis have built-in USB port on the chassis that must be connected to a
USB header J24 on the motherboard. If you have this kind of system chassis,
connect the cable from the chassis-mounted USB port to the J24 header.
Assignment Pin Pin
Mic-In
1
Mic-In
3
GND
5
Audio (L)
7
NC
9
2
10
1
9
Assignment
2
GND
4
NC
6
NC (Key Pin)
8
NC
10
Audio (R)
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