Dell XPS H233, XPS H266 manual Power Supply Removal

Page 57

Power Supply

power-supply mounting screws (2)

power supply

Figure 4-13. Power Supply Removal

To remove the power supply, follow these steps:

1.Disconnect the AC power cable at the power supply.

2.Disconnect the DC power cables from the POWER and J7M1 connec- tors on the system board (see Figure 4-17).

3.Disconnect the DC power cables from all the drives.

4.Remove the two power-supply mounting screws from the back of the chassis.

5.Lift the power supply out of the chassis.

Removing and Replacing Parts 4-13

Image 57 Contents
659,&0$18$ Page HOOLPHQVLRQ36ä+DQG36+6\VWHPV Page Contents Chapter Removing and Replacing Parts Chapter Beep Codes and Error MessagesFigures IndexTables Page Read This First System Overview System Features Computer Orientation Desktop Computer Features Mini Tower Computer Features Advanced Expansion Subsystem Back-Panel Features TypicalHard-Disk Drive Options Eide SubsystemPower Supply Computer ServiceDC Power Cables DC Power DistributionDC Power Distribution DC Power Connector P1 DC Power Connector Pin AssignmentsDC Power Connectors P2, P3, P4, P5, and P6 Main Memory System Board11. System Board Jumpers System Board JumpersSystem-Board Jumper Descriptions Interrupt Assignments Interrupt AssignmentsDMA Channel Assignments DMA Channel AssignmentsTechnical Specifications Technical SpecificationsSystem Clocks Ports Power Technical Specifications Initial User Contact Basic TroubleshootingExternal Visual Inspection Observing the Boot Routine Internal Visual Inspection Eliminating Resource Conflicts Getting Help Running the DiagnosticsPost Beep Codes Beep Codes and Error MessagesPost Beep Codes System Error Messages System Error MessagesNvram System cannot boot Diskette in drive a From diskette in drive a Contains no operating System Precautionary Measures Removing and Replacing PartsComputer Cover Removal Computer CoverFront-Bezel Removal Mini Tower Chassis Front BezelFront-Panel Insert DrivesDrive Cage Removal Drive Cage25-Inch Drive Removal Inch DriveUpper 3.5-Inch Drive Removal Upper 3.5-Inch DriveLower 3.5-Inch Drive Removal Mini Tower Computer Only Lower 3.5-Inch Drive Mini Tower Computer Only 5-Inch Diskette Drive Removal Inch Diskette Drive10. Primary Hard-Disk Drive Removal Primary Hard-Disk DriveSecondary Hard-Disk Drive 11. Secondary Hard-Disk Drive Assembly Removal12. Secondary Hard-Disk Drive Removal 13. Power Supply Removal Power Supply14. Microprocessor-Fan Assembly Removal Microprocessor Fan Assembly15. Card-Guide Assembly Removal Card Guide Assembly16. Control-Panel Board Removal Control Panel Board17. System Board Components System Board Components18. Expansion Card Removal Expansion Cards19. Simm Removal SIMMs21. SEC Cartridge and Heat Sink Removal SEC Cartridge and Heat Sink Assembly22. Battery Removal Battery23. System Board Removal System Board24. System Board Mountings 25. Guide-Bracket Assembly Removal System Setup Screens System Setup ProgramFigure A-1. Main Screen Table A-1. Main Screen Categories Main ScreenTable A-1. Main Screen Categories Figured option, unless you are using a hard-disk IDE Device Configuration SubmenuBoot Options Submenu Table A-3. Boot Options Submenu Categories Advanced Screen Peripheral Configuration Submenu Table A-5. Peripheral Configuration Submenu Categories Chipset Configuration Submenu PnP OS category appears Plug and Play Configuration SubmenuStatus category is set to Locked Security ScreenFigure A-9. Power Screen Table A-9. Power Screen Categories Power ScreenCheck the monitor documentation to make Figure A-10. Exit Screen Table A-10. Exit Screen Categories Exit ScreenPage Index Page Index
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