
Chapter 5: Advanced Serverboard Setup
5-21
Universal Serial Bus (USB)
Four Universal Serial Bus ports (USB0/1,
USB2/3) are located on the I/O back
panel. Two USB headers (USB6/7
and USB5) provide front-accessible
USB connections. In addition, a Type
A USB header (USB4), located close
to the PCH chip, also provides USB
connection for front access.(cables are
not included). See the tables on the
right for pin defi nitions.
Backplane Accessible USB
Connectors
Pin Defi nitions
USB 0/2
Pin # Defi nition
USB 1/3
Pin # Defi nition
1 +5V 1 +5V
2 PO- 2 PO-
3 PO+ 3 PO+
4 Ground 4 Ground
5 NC 5 Key
Type A USB (USB4)
Pin Defi nitions
Pin# Defi nition Pin# Defi nition
1 +5V 4 Ground
2 PO- 5 NA
3 PO+
FP Dual_Port USB (USB 5, 6/7)
Pin Defi nitions
USB 6
Pin # Defi nition
USB 5, 7
Pin # Defi nition
1 +5V 6 +5V
2 PO- 7 PO-
3 PO+ 8 PO+
4 Ground 9 Ground
5 NC Key
NC = No Connection
Ethernet Ports
Two Gigabit Ethernet ports (LAN1/2)
are located on the I/O backplane on
the motherboard to provide internet
connections. In addition, an IPMI_
Dedicated LAN, located above USB 0/1
ports on the backplane, provides KVM
support for IPMI 2.0. All these ports
accept RJ45 type cables.
LAN Ports
Pin Defi nition (LAN 1/2)
Pin# Defi nition Pin# Defi nition
1 P2V5SB 10 SGND
2 TD0+ 11 Act LED
3 TD0- 12 P3V3SB
4 TD1+ 13 Link 100 LED
(Yellow, +3V3SB)
5 TD1- 14 Link 1000 LED
(Yellow, +3V3SB)
6 TD2+ 15 Ground
7 TD2- 16 Ground
8 TD3+ 17 Ground
9 TD3- 18 Ground
(NC = No Connection)
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