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X7DWT/X7DWT-INF User's Manual
Universal Serial Bus (USB)
There are four USB 2.0 (Universal
Serial Bus) ports on the motherboard.
Two of them are Back Panel USB
ports (JUSB1: USB# 0/1), and the
other two are front panel accessible
USB headers (JUSB2: USB#2/3).
See the tables on the right for pin
defi nitions.
Chassis Intrusion
A Chassis Intrusion header (JL1) is
located on the motherboard. Attach
an appropriate cable from the chassis
to inform you of a chassis intrusion
when the chassis is opened.
A
J_VMEM
BIOS
SIMSO IPMI
LAN
S I/O
CTRL
JPL1
VGA
JBT1
CTRL
Intel ESB2
Battery
South Bridge
InfiniBand
JSPK
JWOL
JPG1
CTRL
PCI-Express x16
LE3
LE2
Back Panel USB
Pin#
1
2
3
4
5
DIMM4B
DIMM4A
DIMM3B
DIMM3A
DIMM2B
DIMM2A
DIMM1B
DIMM1A
JPL2
Intel 5400
North Bridge
C
B
CPLD
SATA3
SATA1
FPUSB2/3
SATA2
SATA0
JL1
2-16
Front Panel USB
(USB0/1)
(USB2/3)
Defi nitions
Pin#
+5V
1
PO-
2
PO+
3
Ground
4
N/A
5
Chassis Intrusion
Pin Defi nitions (JL1)
Pin#
Defi nition
1
Intrusion Input
2
Ground
A. Backpanel USB 0-1
B. Front Panel USB 2-3
C. Chassis Intrusion
FP CTRL
20-Pin PWR
CPU 1
X7DWT-INF
CPU 2
4-Pin Aux. PWR
20-Pin PWR
Defi nition
Vcc
Data-
Data+
Ground
NA
PWSMB
FAN1/2
FAN3/4
FAN5/6
FAN7/8
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