
Chapter 5: Advanced Serverboard Setup
5-19
Universal Serial Bus (USB)
Two USB 2.0 ports (USB 0/1) and two
USB 2.0/3.0 ports (USB12/13) are lo-
cated on the I/O backpanel. (Note that
USB ports 12/13 support both USB
2.0 and 3.0.) In addition, two internal
USB headers provides a total of four
USB 2.0 connections (USB 2/3, 4/5)
for front panel support. A Type A USB
connector (USB 10 (3.0) and a vertical
USB connector (J-USB3-1) support 3.0
connections for front access (cables
not included). See the tables for pin
denitions.
FP USB (4/5, 6)
Pin Denitions
USB 4, 6
Pin # Denition
USB 5
Pin # Denition
1 +5V 1 +5V
2 PO- 2 PO-
3 PO+ 3 PO+
4 Ground 4 Ground
5 NC 5 Key
Backplane USB
(USB 0/1, 2/3)
Pin Denitions
Pin# Denition
1 +5V
2 PO-
3 PO+
4 Ground
5 NA
Serial Ports
Two COM connections (COM1 &
COM2) are located on the serverboard.
COM1 is located on the rear I/O panel.
COM2, located next to PCI-E Slot1
is used to provide front access sup-
port. See the table on the right for pin
denitions.
Serial COM) Port
Pin Denitions
Pin # Denition Pin # Denition
1 DCD 6 DSR
2 RXD 7 RTS
3 TXD 8 CTS
4 DTR 9 RI
5 Ground 10 N/A
LAN Ports
Pin Denitions
Pin# Denition
1 P2V5SB 10 SGND
2 TD0+ 11 Act LED
3 TD0- 12 P3V3SB
4 TD1+ 13 Link 100 LED (Yel-
low, +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
USB (3.0) USB 10, USB 12/13 (3.0), J-
USB3-1 Pin Denitions
Pin # Denition Pin # Denition
1 VBUS 2 SSRX-
3 SSRX+ 4 Ground
5 SSTX- 6 SSTX+
7 GND DRAIN 8 D-
9 D+
Ethernet Ports
Two Ethernet ports (LAN1/2) are
located on the I/O backplane. These
are 10 Gb ports on the 6028R-TT
and 1 Gb ports on the 6028R-T. In
addition, a dedicated IPMI LAN port,
located above the USB 0/1 ports on
the backplane. All these ports accept
RJ45 type cables.
Note: Please refer to the LED Indicator
Section for LAN LED information.
NC= No Connection
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