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Mini Tower Chassis — RemovingandReplacingParts:Dell™OptiPlex™GX200
Systems Service Manual
Overview
This section provides procedures for removing and replacing the components, assemblies, and subassemblies in the Dell OptiPlex mini tower
chassis GX200 system.
Unless otherwise noted, each procedure assumes that the following conditions exist:
l You have performed the steps in "Precautionary Measures."
l You have removed the computer cover.
l 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:
l Small flat-blade screwdriver
l Wide flat-blade screwdriver
l #1 and #2 Phillips-head screwdrivers
l 1/4-inch nut driver
Also, use a wrist grounding strap as explained in "Precautionary Measures."
Precautionary Measures
Before you perform any of the procedures in this file, take a few moments to read the following caution for your personal safety and to prevent
damage to the system from electrostatic discharge (ESD).
Overview
Drives
Recommended Tools
System Power Supply
Precautionary Measures
Expansion-Card Cage
Internal Views
Riser Boards
Computer Cover
System Board Components
Front Bezel
Expansion Cards
Eject, Power, and Reset Buttons
Memory
Front-Panel Inserts
Microprocessor/Airflow Shroud/Heat Sink Assembly
Control Panel
System Battery
Chassis Intrusion Switch
System Board
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