Dell 660S manual Removing the Power-Supply Unit

Page 59

Power-Supply Unit

WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.

Removing the Power-Supply Unit

Prerequisites

1Remove the computer cover. See "Removing the Computer Cover" on page 17.

2Remove the fan shroud. See "Removing the Fan Shroud" on page 19.

3Remove the drive cage. See "Removing the Drive Cage" on page 37.

4Remove the memory module(s). See "Removing Memory Module(s)" on page 21. Record which memory module is removed from each DIMM slot so that the memory modules can be installed in the same slot after the power-supply unit is replaced.

5Remove the Mini-Card, if applicable. See "Removing the Mini-Card" on page 29.

6Remove any PCI-Express cards, if applicable. See "Removing the PCI- Express Cards" on page 25.

7Remove the processor fan and heat-sink assembly. See "Removing the Processor Fan and Heat-Sink Assembly" on page 59.

8Remove the processor. See "Removing the Processor" on page 63.

9Remove the system board. See "Removing the System Board" on page 69.

Power-Supply Unit

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Contents Page 2012 Rev. A00 Contents Replacing Memory Modules Removing the Front I/O Panel Replacing the Front I/O Panel Processor Fan and Heat-Sink Assembly Clearing Forgotten Passwords Contents Turn Off Your Computer and Connected Devices Safety InstructionsBefore You Begin Recommended Tools Procedures in this document may require the following toolsAfter Working Inside Your Computer After Working Inside Your Computer Technical Overview Inside View of Your Computer SLOT1 System Board ComponentsTechnical Overview Removing the Computer Cover Computer CoverReplacing the Computer Cover Removing the Fan Shroud Fan ShroudReplacing the Fan Shroud ProcedureRemoving Memory Modules Memory ModulesMemory-module connector Replacing Memory Modules Memory module Memory Modules Postrequisites Memory Modules Removing the PCI-Express Cards PCI-Express CardsSecuring tab Replacing the PCI-Express Cards Installed Removing the Mini-Card Mini-CardDisconnect the antenna cables from the Mini-Card Replacing the Mini-Card Mini-Card Removing the Front Bezel Front BezelSet aside the front bezel in a secure location Replacing the Front Bezel Front Bezel Removing the Drive Cage Drive CageOptical-drive data cable Screws Hard-drive data cable Replacing the Drive Cage Drive Cage Removing the Optical Drive Optical DriveSet aside the optical drive in a secure location Replacing the Optical Drive Optical Drive Removing the Hard Drive Hard DriveSet aside the hard drive in a secure location Replacing the Hard Drive Hard Drive Removing the Front I/O Panel Front I/O PanelPage Replacing the Front I/O Panel Front I/O Panel Removing the Power-Button Module Power-Button ModuleRouting guide Replacing the Power-Button Module Power Button Module Removing the Power-Supply Unit Power-Supply UnitPower-supply unit Replacing the Power-Supply Unit Power-Supply Unit Removing the Processor Fan Heat-Sink Assembly Processor Fan Heat-Sink AssemblyProcessor fan cable Replacing the Processor Fan Heat-Sink Assembly Processor Fan and Heat-Sink Assembly Removing the Processor ProcessorReplacing the Processor Alignment post Processor Removing the Coin-Cell Battery Coin-Cell BatteryReplacing the Coin-Cell Battery Removing the System Board System BoardScrews System board System Board Replacing the System Board Entering the Service Tag in the Bios Overview System SetupEntering System Setup System Setup Screens System Setup Options Device Type IntelR Virtualization Onboard Audio Controller LAN/WLAN Supervisor Password Boot Sequence Changing Boot Sequence for the Current Boot Clearing Forgotten Passwords Clearing Cmos Passwords System Setup System Setup Service Tag or Express Service Code field Flashing the BiosFlashing the Bios Specifications Specifications