Compaq ML350 manual Power Supply, To remove the power supply

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Removal and Replacement Procedures

Power Supply

To remove the power supply:

IMPORTANT: The power supply of the server is hot-pluggable. When removing a power supply, do not power down the server when the redundant power supply option is used.

1.Remove the power cord from the power supply to be removed from the server.

2.Push down on the power supply release latch (1).

3.Slide the power supply out of the server (2).

1

2

Figure 2-36: Removing the power supply (shown with optional redundant power supply)

To replace the power supply, reverse steps 1 through 3.

Compaq ProLiant ML350 Generation 3 Server Maintenance and Service Guide

2-39

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Contents Compaq ProLiant ML350 Generation 3 Server Maintenance and Service GuidePage Contents Chapter Diagnostic Tools About This Guide Symbols in TextImportant Safety Information Compaq Technician Notes Telephone Numbers Where to Go for Additional HelpIntegrated Management Log Text Conventions Illustrated Parts Catalog Mechanical parts exploded view Mechanical Parts Exploded ViewDescription Spare Part Number Chassis Mechanical Spare Parts ListMechanical Spare Parts List System components exploded view System Components Exploded ViewSystem Components Spare Parts List Description Spare Part Number Miscellaneous System Components Spare Parts ListRemoval and Replacement Procedures Electrostatic Discharge Information Symbols on Equipment Non-Hot-Pluggable Device Preparation ProceduresPowering Down the Server Rack Stability Warning To replace the bezel door, reverse steps 3 Bezel Door Tower Model OnlyTo replace the access panel, reverse steps 2 through Access PanelBezel Rack Model Only Loosening the access panel thumbscrews To replace the bezel, reverse steps 2 through Pull the bezel up and away from the chassisTo replace the media device blank, reverse steps 2 through Removable Media Device BlankDiskette Drive Signal Cable Cable Routing DiagramsItem Description IDE CD-ROM Drive Signal CableRemovable Media Device Cable 11 Scsi LVD Point-to-Point cable routing Scsi Point-to-Point CableTo replace the air baffle, reverse steps 2 through Air BaffleSystem Fan Modules 13 Disconnecting the fan cables from the system board14 Removing the system CPU fan module 15 Removing the system I/O fan module Description Drive Bay ConfigurationTo replace a hot-plug hard drive blank, reverse steps 1 Hot-Plug Hard Drive Blank18 Removing a hot-plug hard drive Hot-Plug Hard DriveHot-Plug Hard Drive Cage 19 Disconnecting cables from the hot-plug hard drive cage20 Removing a hot-plug hard drive cage Removable Media Device 21 Disconnecting the removable media device cables22 Removing the removable media device Slot Slot Number Expansion Slots24 Removing the expansion board retainer Expansion Board25 Removing the expansion board To replace an expansion board, reverse steps 2 through26 DDR Sdram Dimm sockets location Memory Module GuidelinesTo replace a memory module, reverse steps 2 through Memory ModulesProcessors and Processor Power Modules 29 Releasing the processor-cage latch ProcessorRotate the processor-locking lever to release the processor Rotate the processor cage upwardTo replace the processor, reverse steps 2 through Remove the processor/heatsink assembly from the socketTo replace a PPM, reverse steps 2 through Processor Power ModuleTo replace the system board, reverse steps 2 through System BoardSystem Board Battery System Battery35 Locating and removing a system board battery To replace the power supply, reverse steps 1 through Power SupplyTo remove the power supply 37 Removing the power supply backplane board Power Supply Backplane BoardTo replace the feet, reverse steps 2 through Feet Tower Model OnlyDiagnostic Tools Utility Overview Diagnostic ToolsDiagnostic Tools Tool Description How to run itDiagnostic Tools Diagnostic Tools Inspect For More InformationConnectors, Switches, and LEDs Rear Panel Components Connectors and ComponentsSystem board components System Board Components System Board ComponentsSystem Configuration Switch Settings SwitchesPosition Default Function/Description System ID Switch SettingsDefault Position Function Description Settings Resetting System Configuration Settings LEDs UID External health Internal healthUID LED Description StatusNIC LED System board LEDs System Board LEDs System Board LEDsSystem Board LEDs Hot-plug hard drive LEDs Hot-Plug Hard Drive LEDsHot-Plug Scsi Hard Drive LED Combinations Activity Online Fault MeaningDo not remove the drive. Removing a Drive during this process causes dataDetails, provided that the array is Description Status Condition Network Interface Controller LEDsPhysical and Operating Specifications System Unit System Unit SpecificationsRack Server System Unit Rack Server System Unit SpecificationsFeature International Units English Units 1.44-M Diskette Drive Specifications Memory SpecificationsMemory MB Diskette DriveIDE CD-ROM Drive IDE CD-ROM Drive SpecificationsWide Ultra3 Scsi Hard Drive Specifications Integrated Compaq NC7760 Gigabit Server Auto-switching NICWide Ultra3 Scsi Hot-Plug Hard Drives GB DriveIntegrated Dual Channel Wide Ultra3 Scsi Adapter Remote Insight Lights-Out Edition II Option Board Index Index-2 PPM See Rbsu Index-5 Index-6

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