ECS P45T-A2R User Manual
17
Installing the Motherboard
F_USB1~4: Front Panel USB headers
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.
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.
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.
indicated above. A different pin assignment may cause damage or system
hang-up.
1
USBPWR
Front Panel USB Power
2
USBPWR
Front Panel USB Power
3
USB_FP_P0-
USB Port 0 Negative Signal
4
USB_FP_P1-
USB Port 1 Negative Signal
5
USB_FP_P0+
USB Port 0 Positive Signal
6
USB_FP_P1+
USB Port 1 Positive Signal
7
GND
Ground
8
GND
Ground
9
Key
No pin
10
NC
Not connected
Function
Pin
Signal Name
SATA1~6: Serial ATA connectors
These connectors are used to support the new Serial ATA devices for the highest date
transfer rates (3.0 Gb/s), simpler disk drive cabling and easier PC assembly. It elimi-
nates limitations of the current Parallel ATA interface. But maintains register com-
patibility and software compatibility with Parallel ATA.
transfer rates (3.0 Gb/s), simpler disk drive cabling and easier PC assembly. It elimi-
nates limitations of the current Parallel ATA interface. But maintains register com-
patibility and software compatibility with Parallel ATA.
CD_IN: Analog Audio Input connector
Pin
Signal Name
Function
1
CD_L
CD In left channel
2
GND
Ground
3
GND
Ground
4
CD_R
CD In right channel
1
Ground
2
TX+
3
TX-
4
Ground
5
RX-
6
RX+
7
Ground
-
-
Pin
Signal Name
Pin
Signal Name