HP 4400 HP Controller Enclosure Riser Assembly Replacement Instructions (59309 - Page 1
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HP Controller Enclosure Riser Assembly Replacement Instructions © Copyright 2009 Hewlett-Packard Development Company, L.P. Second edition: May 2011 The information in this document is subject to change without notice. Printed in Puerto Rico www.hp.com About this document For 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 the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein. WARRANTY STATEMENT: To obtain a copy of the warranty for this product, see the warranty information website: http://www.hp.com/go/storagewarranty Before you begin Observe the following precaution when replacing the riser assembly. CAUTION: Parts can be damaged by electrostatic discharge. Use proper anti-static protection. Refer to the documentation that shipped with your system for additional information. Your controller enclosure model may vary slightly from what is illustrated in this document. Verifying component failure Use the following method to verify component failure: Check to see if there is power to the management module or power UID. If the amber LEDs on the management module or power UID indicate a failure, the riser assembly may have failed. NOTE: An indicated failure of the management module can also be an indication of failure of the power supply or midplane board. *593097-001* Page 1