Dell Dimension XPS T___ User Manual download pdf (Page 13)

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RemovingandReplacingParts:Dell™Dimension™XPST
xxx
 and T
xxx
r Systems 
Reference 
Overview •Precautionary Measures •Recommended Tools •Cover and Support Beam •Bezel •Drive Cage •3.5-Inch Front-Panel Insert •5.25-
Inch Front-Panel Insert •Upper 3.5-Inch Drive •Lower 3.5-Inch Drive •3.5-Inch Diskette Drive •5.25-Inch Drive •Primary Hard-Disk Drive •
Secondary Hard-Disk Drive •Power Supply •Chassis Cooling-Fan Assembly •Card Guide Assembly •Control Panel Board •Expansion Cards •
DIMMs •SECC2 Package and Heat Sink Assembly •Battery •System Board 
Overview 
Unless otherwise noted, each of the following procedures assumes:  
l You have the recommended tools.  
l You have performed the steps listed in the Caution 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.  
Precautionary Measures 
Before you remove or replace parts in the system, read the following caution for your personal safety and to prevent damage to the system from 
ESD. 
After you remove or replace parts in the system, observe the following notice to prevent damage to the system. 
NOTICE: Make sure all other system cables are connected before connecting the computer to its electrical outlet. 
Recommended Tools 
l Small flat-blade screwdriver  
l Wide flat-blade screwdriver  
l #1 and #2 Phillips-head screwdrivers  
l 1/4-inch nut driver  
l Tweezers or long-nose pliers  
l Wrist grounding strap  
Cover and Support Beam 
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 your computer and all devices. 
2. Ground yourself by touching an unpainted metal surface at the back of the computer before touching 
anythinginsideyourcomputer. 
While you work, periodically touch an unpainted metal surface on the computer to dissipate any static 
electricity that might harm internal components. 
3. Disconnect any devices connected to the computer, including the monitor, from their electrical outlets to 
reduce the potential for personal injury or shock. Also, disconnect any telephone or telecommunication 
lines from the computer. 
4. Disconnect the power cable to your computer, and then press the power button to ground the system 
board. 
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