Dell PowerVault MD1120 User Manual download pdf (Page 43)

Troubleshooting Your Enclosure 43

Troubleshooting Your Enclosure

Safety First—For You and Your Enclosure

To perform certain procedures in this document, you must work inside the

enclosure. While working inside the enclosure, do not attempt to perform

service except as explained in this guide and elsewhere in your

documentation.

CAUTION: Only trained service technicians are authorized to remove the system

cover and access any of the components inside the system. Before you begin this

procedure, review the safety instructions that came with the system.

Start-Up Routine

Look and listen during the enclosure's start-up routine for the indications

described in Table 4-1. For a description of the front- and back-panel

indicators, see "About Your System" on page 7.

Troubleshooting a Loss of Communication

Condition

The following activities may cause loss of communication to occur:

• Installing or replacing an EMM while the server is online

• Downloading enclosure firmware

Table 4-1. Start-Up Routine Indications

Look/listen for: Action

A series of beeps emitted by the

enclosure.

See "Enclosure Alarms" on page 20.

Alert messages. See the Server Administrator documentation.

An unfamiliar constant scraping or

grinding sound when you access a

physical disks.

See "Getting Help" on page 53.

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Dell PowerVault MD1120 User Manual Page 43