Korean Class A Electronic Emission Statement; Rack System Precautions; Esd Precautions; Data Security - IBM DCS9550 1S1 Installation & Service Manual

Storage expansion unit

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P r e f a c e

Korean Class A Electronic Emission Statement

The following safety requirements must be considered when the product is mounted in a rack.

Warning

Caution ! It is recommended that you wear a working (examine before wearing) anti-static wrist or ankle

• Before beginning product installation, power down your host computer and all attached peripheral

devices.

• Disk drives are fragile. Handle them with care, and keep them away from strong magnetic fields.

• All the supplied plug-in modules and blanking plates must be in place for the air to flow correctly around

the enclosure and to complete the internal circuitry.

• If the subsystem is used with modules or blanking plates missing for more than a few minutes, the

enclosure can overheat, causing power failure and data loss.

• If you remove any drive module, you may lose data.

• If you remove a drive module, replace it immediately. Replace it with a drive module of the same type

and capacity

• Do not abandon your backup routines. No system is completely foolproof.

viii

Do not slide more than one product enclosure chassis out of the

rack at a time, to avoid the rack from toppling over.

strap and observe all conventional ESD precautions when handling Chassis slug-in modules and

components. Avoid contact with backplane components, module connectors, etc.

IBM System Storage DCS9550 1S1 Storage Expansion Unit Installation, Service, and User Guide

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