E2600 Controller-Drive Tray Installation Guide 108
Things to Know – General Behavior of the LEDs on the E2600 Controller-Drive
Tray
Table 25 LED Symbols and General Behavior
LED Symbol
Location
(Canisters)
Function
Power Power-fan
Interconnect-battery
On – The controller has
power.
Off – The controller does not
have power.
NOTE – The controller canisters
do not have a Power LED. They
receive their power from the
power supplies inside the
power-fan canisters.
Battery Fault Battery
On – The battery is missing
or has failed.
Off – The battery is
operating normally.
Blinking – The battery is
charging.
Service Action Allowed Drive (left LED, no
symbol)
Power-fan
Controller
Battery
On – You can remove the canister
safely.
See “Things to Know – Service
Action Allowed LEDs.”
Service Action Required
(Fault)
Drive On – When the drive tray LED is
on, the cable is attached and at
least one lane has a link up status,
but at least one lane has a link
down status.
Off – One of the following
conditions exists:
No cable is attached.
A cable is attached, and all
lanes have a link up status.
A cable is attached, and all
lanes have a link down status.
Service Action Required
(Fault)
Controller
Power-fan canister
On – The controller or the
power-fan canister needs
attention.
Off – The controller and the
power-fan canister are operating
normally.
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