10-11
LED Status
Activity LED of the Ethernet
port
• Flashing green (1 Hz)—The port is receiving or sending data.
• Off—The port is not receiving or sending data.
Ports
Table 10-6 Ports on the rear panel
Port Type Description
HDM dedicated
network port
RJ-45
Establishes a network connection to manage HDM
from its Web interface.
USB connector USB 3.0
Connects the following devices:
• USB flash drive.
• USB keyboard or mouse.
• USB optical drive for operating system
installation.
VGA connector DB-15
Connects a display terminal, such as a monitor or
KVM device.
BIOS serial port RJ-45
The BIOS serial port is used for the following
purposes:
• Log in to the server when the remote network
connection to the server has failed.
• Establish a GSM modem or encryption lock
connection.
Power receptacle Standard single-phase Connects the power supply to the power source.
Main board of a compute module
Main board components
8SFF and 24SFF compute modules have the same main board layout.
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