9-8
Table 9-5 LEDs on the rear panel
LED Status
Link LED of an Ethernet port
•
Steady green
—A link is present on the port.
•
Off
—No link is present on the port.
Activity LED of an Ethernet
port
•
Flashing green (1 Hz)
—The port is receiving or sending data.
•
Off
—The port is not receiving or sending data.
UID LED
•
Steady blue
—UID LED is activated. The UID LED can be activated by
using the following methods:
{
Press the UID button LED.
{
Enable UID LED from HDM.
•
Flashing blue
:
{
1 Hz
—The firmware is being updated or the system is being
managed by HDM.
{
4 Hz
—HDM is restarting. To restart HDM, press the UID button LED
for 10 seconds.
•
Off
—UID LED is not activated.
Power supply LED
•
Steady green
—The power supply is operating correctly.
•
Flashing green (1 Hz)
—Power is being input correctly but the system
is not powered on.
•
Flashing green (0.33 Hz)
—The power supply is in standby state and
does not output power.
•
Flashing green (2 Hz)
—The power supply is updating its firmware.
•
Steady amber
—Either of the following conditions exists:
{
The power supply is faulty.
{
The power supply does not have power input, but the other power
supply has correct power input.
•
Flashing amber (1 Hz)
—An alarm has occurred on the power supply.
•
Off
—No power supplies have power input, which can be caused by an
incorrect power cord connection or power source shutdown.
Ports
Table 9-6 Ports on the rear panel
Port Type Description
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.
USB connector
USB 3.0
Connects the following devices:
•
USB flash drive.
•
USB keyboard or mouse.
•
USB optical drive for operating system installation.
Ethernet port
RJ-45
Establishes a network connection for interaction with
external devices.
HDM dedicated
network port
RJ-45
Establishes a network connection to manage HDM from
its Web interface.
