ECS 945P-A, Руководство пользователя, Страница: 28 / 80

22
Installing the Motherboard
USB1/2: 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.
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
US USB Port 0 Positive Signal
6
US USB Port 1 Positive Signal
7
GND Ground
8
GND Ground
9
Key No pin
10
NC Not connected
Pin Signal Name Function
IR1: Infrared port
The mainboard supports an Infrared (IR1) data port. Infrared ports allow the wireless
exchange of information between your computer and similarly equipped devices such as
printers, laptops, Personal Digital Assistants (PDAs), and other computers.
Pin Signal Name Function
1
Not Assigned Not assigned
2
Key No pin
3
+5V IR Power
4
GND Ground
5
IRTX IrDA serial output
6
IRTX IrDA serial input
SATA1/2/3/4: Serial ATA connectors
These connectors are use 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 eliminates limitations
of the current Parallel ATA interface. But maintains register compatibility and software
compatibility with Parallel ATA.
CHS1: Chassis Intrusion Detect header
Pin Signal Name Function
1
Ground
2
TX+
3
TX-
4
Ground
5
RX-
6
RX+
7
Ground
-
-
Pin Signal Name
Pin Signal Name
Short Case Open
Open Case Close
Pin 1-2 Function