ECS L4S5MG Manual page 23

LAUDIO1: Front Audio Connector
This connector is used to attach to Audio equipment embedded into or
attached to the case.
Pin Signal Name
1 ALOR
3 AGND
5 AGND
7 +12V
9 MIC
11 FLOR
13 FLOL
15 AGND
LMDN1: Modem-in header
Connect a modem add-on card to this header. The cable is bundled with the
add-on card.
Pin Signal Name
1 MONO-OUT
2 GROUND
3 GROUND
4 PHONE-IN
LUSB2/LUSB3: Internal USB connectors
The mainboard has two USB ports installed on the rear edge I/O port array.
However, some computer cases have a special module that mounts USB
ports at the front of the case. If you have this kind of case, use the auxiliary
USB connectors USB2 and USB3 to connect the front-mounted ports to the
mainboard.
Pin Signal Name
1 USBPWR0
3 -DATA0
5 +DATA0
7 GROUND
9 GROUND
Note: Please make sure that the USB cable has the same pin assignment as
indicated above. A different pin assignment may cause damage or system
hang-up.
Pin Signal Name
2 ALOL
4 AGND
6 AGND
8 KEY
10 AGND
12 LNR
14 LNL
16 KEY
Pin Signal Name
2 GROUND
4 KEY
6 +DATA1
8 -DATA1
10 USBPWR1
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