OmniSwitch 6450 LED Status OmniSwitch 6450 Chassis and Hardware Components
page 3-32 OmniSwitch 6450 Hardware Users Guide September 2015
OmniSwitch 6450 LED Status
LED State Description
OK Solid Green
Blinking Green
Solid Amber
The switch has passed hardware diagnostic tests and the 
system software is operational
Normal diagnostics and/or Remote Config Load in progress
System fan failure or temperature threshold exceeded
PRI Solid Green
Solid Amber
Off
Primary unit in a stack or standalone switch
Secondary unit in a stack
Switch is idle. (not primary or secondary)
PWR Solid Green
Solid Amber
Off
P/S Normal Operation
P/S Present and Bad 
P/S Not Present.
STK Solid Green
Solid Amber
Off
Unit in Stacking Mode
Unit in uplink mode
No expansion module present
Stack/Uplink Ports Solid / Blinking Green
Solid / Blinking Amber
Off
Valid Uplink / Activity
Valid Stacking Link / Activity
No Link Detected
10/100/1000 Ports Solid Green
Blinking Green 
Solid Amber
Blinking Amber
Off
Valid Link
Transmitting or receiving packets in a link up state for non-
PoE
Valid PoE Link
Transmitting or receiving packets in a link up state for PoE
No Link Detected
SFP Ports Solid Green
Blinking Green 
Off
Valid Link
Transmitting or receiving packets in a link up state
No Link Detected