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Extra USB Headers
Tw o a d d i t i o n a l U S B 2 . 0 h e a d -
ers (USB2/3) are included on the
serverboard.
These may be con-
nected to provide front side access.
A USB cable (not included) is needed
for the connection. See the table on
the right for pin defi nitions.
Serial Ports
The COM1 serial port is located under
the parallel port and the COM2 header
is located between PCI slots #2 and
#3. Refer to the table on the right for
pin defi nitions.
Fan Headers
The serverboard has nine fan head-
ers, which are designated FAN1
through FAN9. Fans speed may be
set to full or variable speed with a
BIOS setting. See the table on the
right for pin defi nitions.
Note: when using active heatsinks,
FAN4 is for CPU1, FAN3 is for CPU2,
FAN7 is for CPU3 and FAN8 is for
CPU4.
JLAN1/2 (Ethernet Ports)
Two Gigabit Ethernet ports (desig-
nated JLAN1 and JLAN2) are located
beside the COM2 port. These Ether-
net ports accept RJ45 type cables.
Chapter 5: Advanced Serverboard Setup
Extra Universal Serial Bus Headers
Pin Defi nitions (USB2/3)
USB2
Pin #
Defi nition
1
+5V
2
PO-
3
PO+
4
Ground
5
Key
Serial Port Pin Defi nitions
(COM1/COM2)
Pin #
Defi nition
1
DCD
2
RXD
3
TXD
4
DTR
5
Ground
Note: NC indicates no connection.
Fan Header
Pin Defi nitions
(FAN1-9)
Pin#
Defi nition
1
Ground (Black)
2
+12V/9V (Red)
3
Tachometer
Note: Fan speed may controlled by a BIOS
setting to change with system temperature.
As a result, pin 2 may be either 12V or 9 V.
See page 7-14.
5-15
USB3
Pin #
Defi nition
1
+5V
2
PO-
3
PO+
4
Ground
5
No connection
Pin #
Defi nition
6
DSR
7
RTS
8
CTS
9
RI
10
NC
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