User's Guide

Chapter 2 Basic Operations
DX-Series Fibre Channel Switch Operations
Quantum DX-Series User’s Guide 31
System LEDs-
Green or
Yellow
Power On
(Green LED)
The switch is plugged in and the
internal power supplies are
functional.
System Fault
(Yellow LED)
An event has occurred that meets or
exceeds the current Fault LED
threshold setting. Contact Quantum
Customer support.
Temp Fault
(Yellow LED)
The internal temperature has
exceeded acceptable levels. Contact
Quantum Customer support.
Port LEDs-
Green or
Yellow
Off An SFP is not installed in the port.
On Green An SFP is installed in the port and a
link has been established. This is the
normal port operational status.
On Yellow The port has an SFP installed but a
link has not been established.
Flashing Green Data is being transferred between
the port and the device.
Power
Supply/Fan
LED - Green
On The power supply and fan is
functioning normally.
Off The power supply or fan has failed.
Contact Quantum Customer
Support.
LED On/Flash/Off Description