Dell GX200 manual Overview, Recommended Tools, Precautionary Measures

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Low-Profile Chassis — Removing and Replacing Parts: Dell™ OptiPlex™ GX200 Systems Service Manual

Overview	System Power Supply
Recommended Tools	Expansion-Card Cage
Precautionary Measures	Riser Boards
Internal Views	System Board Components
Computer Cover	Expansion Cards
Eject, Power, and Reset Buttons	Memory
Front-Panel Inserts	Microprocessor/Cooling Fan/Heat Sink Assembly
Control Panel	System Battery
Chassis Intrusion Switch	System Board
Drives

Overview

This section provides procedures for removing and replacing the components, assemblies, and subassemblies in the Dell OptiPlex low-profile chassis GX200 system.

Unless otherwise noted, each procedure assumes that the following conditions exist:

•You have performed the steps in "Precautionary Measures."

•You have removed the computer cover.

•You can replace or reinstall a part by performing the removal procedure in reverse order unless additional information is provided.

Recommended Tools

Most of the procedures in this file require the use of one or more of the following tools:

•Small flat-blade screwdriver

•Wide flat-blade screwdriver

•#1 and #2 Phillips-head screwdrivers

•1/4-inch nut driver

Also, use a wrist grounding strap as explained in "Precautionary Measures."

Precautionary Measures

Before you perform any procedure in this section, take a few moments to read the following caution for your personal safety and to prevent damage to the system from electrostatic discharge (ESD).

CAUTION: FOR YOUR PERSONAL SAFETY AND PROTECTION OF THE EQUIPMENT

Before you start to work on the system, perform the following steps in the sequence listed:

1.Turn off the computer and all peripherals.

2.Disconnect the computer and peripherals from their electrical outlets. Also, disconnect any telephone or telecommunication lines from the computer. Doing so reduces the potential for personal injury or shock.

3.If you are disconnecting a peripheral from the computer or are removing a component from the system board, wait 10 to 20 seconds after disconnecting the computer from the electrical outlet before disconnecting the peripheral or removing the component to avoid

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Contents Initial release 18 April Last revised 31 Jul Recommended Tools Precautionary MeasuresOverview You have removed the computer coverInternal Views Computer CoverComputer Cover Replacement Eject, Power, and Reset Buttons Front-Panel InsertsControl Panel Chassis Intrusion SwitchReset the chassis intrusion detector Inch Drive DrivesInch Diskette Drive Remove the diskette drive and bracketHard-Disk Drive to Bracket Installation If not already done, remove the computer coverSystem Power Supply Replace the computer coverExpansion-Card Cage Riser BoardsSystem Board Components PCI/ISA Riser Board OptionalSystem Board Jumpers System Board Labels System-Board Jumper Settings DescriptionExpansion Cards Remove the computer cover Expansion-Card InstallationExpansion-Card Removal Memory Removing a RimmMicroprocessor/Cooling Fan/Heat Sink Assembly Microprocessor/Cooling Fan/Heat Sink AssemblySystem Battery Microprocessor Package InstallationSystem Board System Board RemovalBack to Contents Microprocessor/Airflow Shroud/Heat Sink Assembly Computer Cover Internal View Inside the ChassisExpansion-Card Cage Inch Drive Removal Remove the hard-disk drive cageInch Diskette Drive Removal 25-Inch Drive Removal Hard-Disk Drive Replacement Hard-Disk Drive InsertionSystem Power Supply Rotation System Power Supply RemovalRotate the system power supply System Power Supply InstallationSystem Board Jumpers Expansion Cards Expansion-Card Replacement Expansion Card RemovalMidsize Chassis PCI Riser Board Microprocessor/Airflow Shroud/Heat Sink Assembly Rimm InstallationHeat Sink Assembly Removal Securing the microprocessor package Disconnect all cables from the system board Back to Contents Overview Mini Tower Chassis Orientation View Computer Cover Replacement Front Bezel Front Bezel RemovalFront-Panel Inserts Chassis Intrusion Switch Remove the control panel from the front panel Diskette Drive RemovalRemove the front bezel Drive Bracket AttachmentNew Drive Insertion Remove the computer cover Remove the front bezel Hard-Disk Drive Removal From BracketDrive Bracket Insertion Into Chassis System Power Supply Mini Tower Chassis PCI Riser Board Mini Tower Chassis PCI/ISA Riser Board System Board Jumpers CD-ROM audio interface connector Expansion Card Installation Memory Microprocessor/Airflow Shroud/Heat Sink Removal Microprocessor package Socket release lever ZIF socket System Battery Remove the airflow shroud from the microprocessor Replace the airflow shroud Replace the expansion-card cage Overview Orientation View Computer Cover Replacement Eject and Power Buttons Remove the drive shelf Remove the power supplyChassis Intrusion Switch Preliminary Steps Hard-Disk DriveDrive Bracket Removal Hard-Disk Drive Cable Attachment CD-ROM Drive CD-ROM Drive RemovalSystem Power Supply Riser Board PCI Riser BoardSystem Board Jumpers System-Board Jumper Settings Description Bit PCI Expansion Card Example Expansion Card Removal Memory Microprocessor/Cooling Fan/Heat Sink Assembly Microprocessor Package Removal Replace the computer cover and restart the system Replace the drive shelf assembly