Dell Precision T7400 (Late 2007) - Manual (Page 8)

8 Contents
12 Adding and Replacing Parts
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139
Before You Begin . . . . . . . . . . . . . . . . . . . . 139
Recommended Tools . . . . . . . . . . . . . . . . 139
Turning Off Your Computer
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139
Before Working Inside Your Computer
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140
Removing the Computer Cover and Front Panel . . . . 141
Removing the Computer Cover . . . . . . . . . . . 141
Removing the Front Panel . . . . . . . . . . . . . 143
Replacing the Front Panel and Computer Cover . . . . 144
Replacing the Front Panel
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144
Replacing the Computer Cover
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145
I/O Panel . . . . . . . . . . . . . . . . . . . . . . . . . 146
I/O-Panel Components . . . . . . . . . . . . . . . 147
Removing the I/O Panel . . . . . . . . . . . . . . 148
Replacing the I/O Panel . . . . . . . . . . . . . . 149
Processor . . . . . . . . . . . . . . . . . . . . . . . . 150
Removing the Processor
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150
Installing the Processor . . . . . . . . . . . . . . 154
Power Supply . . . . . . . . . . . . . . . . . . . . . . 160
DC Connector Pin Assignments . . . . . . . . . . 160
Replacing the Power Supply . . . . . . . . . . . . 169
Battery . . . . . . . . . . . . . . . . . . . . . . . . . . 169
About the Battery
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169
Removing the Battery . . . . . . . . . . . . . . . 170
Replacing the Battery . . . . . . . . . . . . . . . 171
Memory
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172
Fully Buffered DIMM (FBD) Memory Overview . . 173
Memory Installation
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173