HP Cell Phone storage works modular smart array 20 manual Midplane Board

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Removing and Replacing Components

2.Rotate the slot in the enclosure lid lever to the unlocked position (1), as indicated by the open padlock embossed in the lever.

3.Pull the lever toward the front of the enclosure (2).

4.Lift the lid off the enclosure (3).

To replace the lid:

1.Position the lid on the chassis so that the peg on the chassis (1) fits into the hole under the lid lever, and the flanged pegs (2) on the inner edge of the lid fit into slots (3) on the side of the enclosure.

2.Press the lid lever fully down.

3.Rotate the slot in the lid lever to the locked position.

Midplane Board

1.Remove the fan assemblies.

2.Remove the power supply units.

3.Remove the controller module.

HP StorageWorks Modular Smart Array 20 Maintenance and Service Guide

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Image 22 Contents
July 2004 First Edition Part Number Page Contents Chapter Specifications Audience Assumptions About This GuideTechnician Notes Where to Go for Additional Help Telephone NumbersIllustrated Parts Catalog Enclosure parts Description Spare part number Buttons and LEDs on Enclosure Rear Identifying Enclosure and Component FeaturesItem Description Disk Drives and Drive Blanks Drive in carrier and drive blankOnline LED Fault/ID LED Meaning Green Amber/blue Interpreting the Drive Status LEDsController Module Controller moduleFan Assembly Fan assemblyPower Supply Unit Power supply unitGrounding Methods Removing and Replacing ComponentsPreventing Electrostatic Damage Hot-pluggable Not hot-pluggableReplacement Procedures for Hot-Pluggable Components Disk Drive or Drive BlankFan Assembly Power Supply UnitBattery Packs and Cache in the Controller Module Controller ModuleRemoving and Replacing Components Replacement Procedures for Non-Hot-Pluggable Components Mounting Bracket CoversMidplane Board Removing and Replacing Components Backplane Board Ribbon CableVRM Power Supply UID Circuit BoardEnvironmental Specifications SpecificationsPower Specifications Nominal Value RangePhysical Specifications Form Dimensions Weight International cm