ECS PMI8M, Manual, Page: 25 / 52

19
Installing the Motherboard
USB3: Front Panel USB header
The motherboard has four USB ports installed on the rear edge I/O port array.
Additionally, some computer cases have USB ports at the front of the case. If you
have this kind of case, use auxiliary USB connector to connect the front-mounted
Please make sure that the USB cable has the same pin assignment as
indicated above. A different pin assignment may cause damage or sys-
tem hang-up.
1
VCC Power
2
VCC Power
3
USBP2-N Negative data signal of
4
USBP3-N Positive data signal of
5
USBP2-P Positive data signal of
6
USBP3-P Negative data signal of
7
GND System
8
GND System
9
Key No pin
10
OC# Over current detection of
Pin Signal Name Function
LVDS1~LVDS2(Max Peak current 2.5A): Low Voltage Differential Sig-
naling Transmitter Interface Channel A~B
LVDS3(Max Peak current 1.7A): LVDS power header
1
VCC12M1
2
VCC5
3
VCC12M1
4
LVDS-BKLTEN
Pin Signal Name Pin Signal Name
5
GND
- -
1
VCC
3
VCC
5
Data: YAM0
7
Data: YAP0
9
GND
Pin Signal Name Pin Signal Name
11
Data: YAM1
13
Data: YAP1
15
GND
17
Data: YAM2
19
Data: YAP2
2
VCC
4
VCC
6
Data: YAM3
8
Data: YAP3
10
GND
12
Clocl:CLKAM
14
Clock: CLKAP
16
GND
18
GND
20
GND