ECS 848P-A7 Manual page 29

F_USB3/4: 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 ports to the motherboard.
Pin Signal Name
1
USBPWR
2
USBPWR
3
USB_FP_P0-
4
USB_FP_P1-
5
USB_FP_P0+
6
USB_FP_P1+
7
GND
8
GND
9
Key
10
USB_FP_OC0
Please make sure that the USB cable has the same pin assignment as
indicatged above. A different pin assignment may cause damage or system
hang-up.
IR: Serial infrared header
The motherboard supports an Infrared (IR) data header. Infrared header allow the wireless
exchange of information between your computer and similarly equipped devices such as
printers, laptops, Personal Assistants (PDAs), and other computers.
Pin Signal Name
1
Not assigned
2
Key
3
+5V
4
GND
5
IRTX
6
IRRX
AUXIN1: Auxliary In header
Pin Signal Name
1
AUX_L
2
GND
3
GND
4
AUX_R
Installing the Motherboard
Function
Front Panel USB Power
Front Panel USB Power
USB Port 0 Negative Signal
USB Port 1 Negative Signal
USB Port 0 Positive Signal
USB Port 1 Positive Signal
Ground
Ground
No pin
Overcurrent signal
Function
Not assigned
No pin
IR Power
Ground
IrDA serial output
IrDA serial input
Function
AUX In left channel
Ground
Ground
AUX In right channel
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