HP 4400 Replacement Instructions Manual

Also see for Compaq Presario,Presario 4400: Reference Quickspecs Introduction Install guide Supplementary guide

Contents

HP Controller Enclosure BatteryReplacement Instructions© Copyright 2009 Hewlett-Packard Development Company, L.P.Second edition: May 2011The information in this document is subject to change without notice.Printed in Puerto Ricowww.hp.com*593090-001*About this documentFor the latest documentation, go to http://www.hp.com/support/manuals, and select your product.The information contained herein is subject to change without notice.The only warranties for HP products and services are set forth in theexpress warranty statements accompanying such products and services.Nothing herein should be construed as constituting an additionalwarranty. HP shall not be liable for technical or editorial errors oromissions contained herein.WARRANTY STATEMENT:To obtain a copy of the warranty for this product, see the warrantyinformation website:http://www.hp.com/go/storagewarrantyBefore you beginObserve the following precautions when replacing the battery module.CAUTION:Removing a battery module significantly changes the air flowwithin the enclosure. Both modules must be installed for theenclosure to cool properly. If a single battery module fails, leaveit in place in the enclosure until a new module is available toinstall.• Port-colored (purple) handles on components like the battery modulemeans the component is hot-swappable. The battery can be removedand replaced without having to power the system down.• There are two battery modules under the bezel on the front of thecontroller enclosure. See Figure 1 for the locations. Each batteryprovides power to the controller directly across from it in the enclos-ure. Battery 1 (B1) provides power to controller 2 (C2) and battery2 (B2) provides power to controller 1 (C1).• Your controller enclosure model may vary slightly from what is illus-trated in this document.Page 1

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