Dell OptiPlex GX100 - Manual (Page 19)

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Mini Tower Chassis — Removing and Replacing Parts: Dell™ OptiPlex™ GX100
Systems Service Manual
Overview
This section provides procedures for removing and replacing the components, assemblies, and subassemblies in the Dell OptiPlex mini tower
chassis GX100 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 ESD.
Overview Recommended Tools
Precautionary Measures Internal Views
Computer Cover Front Bezel
Eject, Power, and Reset Buttons Front-Panel Inserts
Control Panel Chassis Intrusion Switch
Drives System Power Supply
Riser Boards System Board Components
Expansion-Card Cage Expansion Cards
DIMMs Microprocessor/Heat Sink Assembly
System Battery 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 AC power sources. Also, disconnect any telephone or telecommunication lines
from the computer. Doing so reduces the potential for personal injury or shock.