Status Leds - Avaya 3500 Series Installation Instructions Manual

Figure 13: ERS 3550T/T-PWR+ Front Panel LEDs

Status LEDs

The System Status LEDs are located on the left side of the unit and include PWR, Status, UP,
Down, and Base. The following table defines the operation of the Status LEDs.
LED
PWR
Status
UP/Down
Base
September 2016
State
Off
Green (Solid)
Green (Blinking)
Off
Amber (Solid)
Amber (Blinking)
Green (Solid)
Green (Blinking)
Off
Amber (Solid)
Green (Solid)
Off
Amber (Solid)
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LED state definitions
Definition
The unit power is off.
Normal operation.
The system is in reset.
System cannot work properly (like
temperature is too high).
Non-critical warning (the system
can still work)
The system failed self-test
Everything is OK
TBD
No Stack-up or Stack-down
connection is detected.
A Stack-up or Stack-down cable is
detected, but adjacency has not
been completed.
The unit has formed a neighbor
with an adjacent unit over the
Stack-up or Stack-down cables.
The unit is operating in a
standalone mode, or not the stack
base unit.
The unit is operating as the
Temporary Base Unit.
Table continues...
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