Supermicro SuperStorage Server 2028R-NR48N - Page 72

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SuperStorage Server 2028R-NR48N
Universal Serial Bus (USB)
Two USB 3.0 ports (USB 0/1) are located on the rear I/O panel. In addition, a Type
A connector (USB 2) is provided to support front access (cables not included). See
the table on the right for pin denitions.
SMB (I
2
C) for NVME Connectors
The System Management Bus (I
2
C) for NVME connectors are located at JNVI
2
C1/2.
These connectors provides system management for onboard NVME devices.
SMB (I
2
C) for SAS3 Backplanes Connectors
The JI
2
C_EXP1/2 connectors are used with the System Management Bus (I
2
C) for
the devices installed on the SAS3 backplanes. Connect appropriate cables to these
connectors for SAS3 health monitoring and system management.
Power Supply SMBus I
2
C Header
The power System Management Bus
header at JPI
2
C1 is used to monitor
the status of the power supply, fan and
system temperature. See the table on
the right for pin denitions.
PWR SMBus Header
Pin Denitions
Pin# Denition
1 Clock
2 Data
3 PWR Fail
4 Ground
5 +3.3V
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
DOM PWR
Pin Denitions
Pin# Denition
1 +5V
2 Ground
3 Ground
DOM Power Connectors
Two power connectors for SATA DOM
(Disk On Module) devices are located
at JSD1/JSD2. Connect appropriate
cables here to provide power support
for your DOM devices.