Supermicro SuperStorage Server 2028R-NR48N - Page 71

Chapter 5: Advanced Serverboard Setup
5-17
Internal Speaker
The internal speaker, located at
SP1, can be used to provide audible
indications for various beep codes.
See the table on the right for pin
denitions..
Internal Buzzer (SP1)
Pin Denition
Pin# Denitions
Pin 1 Pos. (+) Beep In
Pin 2 Neg. (-) Alarm
Speaker
SGPIO Headers
An SGPIO (Serial General Purpose
Input/Output) header is used to
communicate with the enclosure
management chip on the backplane.
SGPIO1 supports the I-SATA0-3
ports. See the table on the right for
pin denitions.
SGPIO Header
Pin Denitions
Pin# Denition Pin Denition
1 NC 2 NC
3 Ground 4 DATA Out
5 Load 6 Ground
7 Clock 8 NC
NC = No Connection
Serial Ports
One serial port (COM1) is located at the rear of the server. as part of the rear I/O
panel
IPMB
A System Management Bus header
for IPMI 2.0 is located at JIPMB1.
Connect the appropriate cable here
to use the IPMB I
2
C connection on
your system.
IPMB Header
Pin Denitions
Pin# Denition
1 Data
2 Ground
3 Clock
4 No Connection
Video Connection
A Video (VGA) port is located next to COM Port 1 on the I/O back panel. Refer to
the board layout below for the location.
Dedicated IPMI LAN Port
A dedicated IPMI LAN port is located above the rear USB 0/1 ports. Connect an
RJ45 cable here for IPMI LAN support. Please refer to the LED Indicator section
for LAN LED information.