Installation and User's Guide

Front controls, indicators, and devices

The primary controls on the front of the storage unit are shown in the following illustration.

Power-on LED (green)

This green light indicates that the unit has good dc power.

General-system-error LED (amber)

When lit, this amber LED indicates that the unit has a fault, such as in a power supply, ESM board, or hard disk drive.

Bridge card bay

This is the location of the bridge card CRU.

Filler panel

Storage units shipped without a full set of drives (14) contain filler panels in the unused drive bays. Before installing new drives, you must remove the filler panels and save them for later use. Each of the 14 bays must always contain either a filler panel or a drive CRU.

Drive bays

There are 14 drive bays that contain either a drive CRU or a filler panel.

Latch

This multipurpose blue latch releases or locks the drive CRU in place.

Tray handle

You can use this multipurpose handle to insert or remove a drive CRU.

Fault LED (amber)

Each drive CRU has a fault LED. When lit, this amber LED indicates a drive failure. When flashing, this amber LED indicates that a drive Identify or Rebuild is in progress.

Activity LED (green)

Each drive CRU has an activity LED. When flashing, this green LED indicates drive activity.

Drive CRU

You can install up to 14 hot-swap drive CRUs in the storage unit. Each drive CRU consists of a slim hard disk drive and tray.