LED
Symbol
Location
General Behavior
Standby Power
Front bezel on the
drive tray
•
On – The drive tray is in Standby
mode, and the main DC power is
off.
•
Off – The drive tray is not in
Standby mode, and the main DC
power is on.
Service Action
Allowed
•
ESM canister
•
Power-fan
canister
•
Drive
•
On – It is safe to remove the
ESM canister, the power-fan
canister, or the drive.
•
Off – Do not remove the ESM
canister, the power-fan canister,
or the drive.
Note:
The drive has an LED but
no symbol.
Service Action
Required (Fault)
•
ESM canister
•
Power-fan
canister
•
Drive
•
On – When the drive tray LED is
on, a component within the drive
tray needs attention.
•
Off – The ESM canister, the
power-fan canister, and the drive
are operating normally.
Note:
The drive has an LED but
no symbol.
AC Power
•
ESM canister
•
Power-fan
canister
•
On – AC power is present.
•
Off – AC power is not present.
Output DC Power
Power-fan canister
•
On – Regulated DC output
power from the power canister
and the fan canister is present.
•
Off – Regulated DC output
power from the power-fan
canister is not present.
Input DC Power
Power-fan canister
•
On – Regulated DC input power
to the power canister and the fan
canister is present.
•
Off – Regulated DC input power
to the power-fan canister is not
present.
126 | E2700 Controller-Drive Tray and Related Drive Trays Installation Guide
Summary of Contents for E2760
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