ECS HDC-M, Руководство по обслуживанию

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14
Installing the Motherboard
CASE: Chassis Intrusion Detect Header
Short Case Open
Open Case Close
Pin 1-2 Function
F_USB1~3: Front Panel USB 2.0 headers
The motherboard has six USB 2.0 ports installed on the rear edge I/O port array.
Additionally, some computer cases have USB 2.0 ports at the front of the case. If you
have this kind of case, use auxiliary USB 2.0 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.
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
USB_FP_OC0 Overcurrent signal
Pin Signal Name Function
1
DCD Data Carrier Detect
2
SIN Serial Input
3
SOUT Serial Output
4
DTR Data Terminal Ready
5
GND Ground
6
DSR Data Set Ready
7
RTS Request to Send
8
CTS Clear to Send
9
RI Ring Indicator
10
Key No pin
Pin Signal Name Function
COM: Onboard serial port header
Connect a serial port extension bracket to this header to add a second serial port to
your system.
This detects if the chassis cover has been removed. This function needs a chassis
equipped with instrusion detection switch and needs to be enabled in BIOS.