F_Usb1~3: Front Panel Usb Headers - ECS H55H-CM Manual

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F_USB1~3: Front Panel USB headers

The motherboard has eight 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
indicated above. A different pin assignment may cause damage or system
hang-up.
SPDIFO: SPDIF out header
This is an optional header that provides an SPDIFO (Sony/Philips Digital Interface)
output to digital multimedia device through optical fiber or coaxial connector.
Pin Signal Name
1 +5V
2 NC
3 SPDIFOUT
4 GND
TCM/TPM: Trusted Cryptography Module/TPM Module Header
This header allows user to protect the PC from impermissible visit.
Pin Signal Name
1
CK_P_33M_TPM
3
FWH4
5
PCIRST_L1
7
PCIRST_L1
9
VCC3
11
FWH0
13
NC
15
3VSBY
17
GND
17
LPCPD_L
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
USBOC-
Pin Signal Name
2 GND
4
NC
6 SMBDATA
8
FWH2
10
FWH1
12
GND
14
NC
16
SIRQ
18
GND
20
SMBCLK
Installing the Motherboard