HP Cell Phone storage works modular smart array 20 manual UID Circuit Board, VRM Power Supply

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Removing and Replacing Components

UID Circuit Board

1.Disconnect the ribbon cable from the UID circuit board.

2.Remove the two screws (1).

3.Remove the UID LED and button panel (2).

NOTE: Take care that the plastic window does not fall out of the panel and get lost.

4. Tilt the edge of the board upward, and pull the board out of the chassis (3).

To install a UID circuit board, reverse this procedure.

VRM Power Supply

1.Pull out the latches on both sides of the socket (1).

2.Pull the VRM power supply straight out of the socket (2).

To install a VRM power supply, reverse this procedure. If the latches do not click into place, press them in manually to secure the VRM power supply module in the socket.

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HP StorageWorks Modular Smart Array 20 Maintenance and Service Guide

Image 25 Contents
July 2004 First Edition Part Number Page Contents Chapter Specifications Audience Assumptions About This GuideTechnician Notes Telephone Numbers Where to Go for Additional HelpIllustrated Parts Catalog Enclosure parts Description Spare part number Buttons and LEDs on Enclosure Rear Identifying Enclosure and Component FeaturesItem Description Drive in carrier and drive blank Disk Drives and Drive BlanksInterpreting the Drive Status LEDs Online LED Fault/ID LED Meaning Green Amber/blueController module Controller ModuleFan assembly Fan AssemblyPower supply unit Power Supply UnitPreventing Electrostatic Damage Removing and Replacing ComponentsGrounding Methods Hot-pluggable Not hot-pluggableDisk Drive or Drive Blank Replacement Procedures for Hot-Pluggable ComponentsPower Supply Unit Fan AssemblyController Module Battery Packs and Cache in the Controller ModuleRemoving and Replacing Components Mounting Bracket Covers Replacement Procedures for Non-Hot-Pluggable ComponentsMidplane Board Removing and Replacing Components Ribbon Cable Backplane BoardUID Circuit Board VRM Power SupplyPower Specifications SpecificationsEnvironmental Specifications Nominal Value RangeForm Dimensions Weight International cm Physical Specifications