Dell OptiPlex GX260 Series

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ALERT! Cover was previously removed.

10. Reset the chassis intrusion detector by changing Chassis Intrusion to Enabled or Enabled-Silent.

NOTE: If a setup password has been assigned by someone else, contact your network administrator for

information on resetting the chassis intrusion detector.

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Main Page

Small Desktop Computer1
Notes, Notices, and Cautions2
Abbreviations and Acronyms2
Finding Information for Your Computer4
Technical Specifications7
System Board Components12
Cleaning Your Computer14
Computer, Keyboard, and Monitor14
Floppy Drive15
Cds and Dvds15
Advanced Features16
Legacyselect Technology Control16
Alert Standard Format16
Dell Openmanage IT Assistant17
Dell Openmanage Client Instrumentation17
Chassis Intrusion Detection17
Padlock Ring and Security Cable Slot18
Password Protection18
Assigning a System Password18
Typing Your System Password19
Deleting or Changing an Existing System Password19
Assigning a Setup Password20
Deleting or Changing an Existing Setup Password20
Disabling a Forgotten Password and Setting a New Password21
System Setup21
Entering System Setup22
System Setup Screens22
Changing Boot Sequence for the Current Boot23
Boot Sequence23
Changing Boot Sequence for Future Boots24
System Setup Options24
Integrated Devices25
Jumper Settings26
Power Button27
Hyper-Threading28
About Your Computer30
Front View30
Back View30
Inside Your Computer32
Attaching and Removing the Computer Stand33
Opening the Computer Cover36
Removing a Memory Module43
Adding a Memory Module43
Installing a PCI Card46
Removing a PCI Card49
Installing a Serial Port Adapter50
Removing a Serial Port Adapter51
IDE Drive Addressing53
Connecting Drive Cables54
Hard Drive54
Removing a Hard Drive55
Installing a Hard Drive57
Front-Panel Inserts59
Floppy Drive59
Removing a Floppy Drive60
Installing a Floppy Drive62
Removing a CD/DVD Drive64
Installing a CD/DVD Drive65
Microprocessor Removal69
Microprocessor Installation70
Installing a TAPI Sound Card75
Closing the Computer Cover77
PCI Cards112
Removing a Card112
Installing a Card114
Adding a Second Hard Drive138
Installing the Microprocessor152
Solving Problems163
Battery Problems163
Beep Codes163
Card Problems164
Diagnostic Lights165
Floppy Drive Problems166
CD Drive Problems167
DVD Drive Problems168
Problems Writing to a CD-RW Drive168
Hard Drive Problems168
Dropped or Damaged Computer169
E-Mail, Modem, and Internet Problems169
Error Messages169
Memory Allocation Error171
No Timer Tick Interrupt171
Read Fault171
Write Fault172
General Problems172
A Program Stops Responding172
A Program Crashes Repeatedly173
A Solid Blue Screen Appears173
Other Software Problems173
General Hardware Problems174
Keyboard Problems174
Memory Problems174
Mouse Problems175
Network Problems175
Power Problems176
Printer Problems177
Serial or Parallel Device Problems178
Sound and Speaker Problems178
System Board Problems179
Video and Monitor Problems180
If the Screen Is Blank180
If the Screen Is Difficult to Read180
Advanced Troubleshooting182
When to Use the Dell Diagnostics182
Starting the Dell Diagnostics from Your Hard Drive182
Starting the Dell Diagnostics from the Drivers and Utilities CD183
Reinstalling Drivers184
Resolving Software and Hardware Incompatibilities184
Windows XP184
Windows 2000185
Getting Help187
Technical Assistance187
Online Services187
Autotech Service188
Automated Order-Status Service188
Technical Support Service188
Problems with Your Order188
Product Information189
Returning Items for Warranty Repair or Credit189
Before You Call189
Contacting Dell190
Microsoft® Windows® XP Features201
Help and Support Center201
New User Interface201
Switching to Classic View202
Clean Desktop Wizard202
Taskbar Grouping203
Notification Area Cleanup203
Files and Settings Transfer Wizard203
Application and Device Compatibility204
Program Compatibility Wizard204
System Restore204
Using System Restore205
Restore Process206
Driver Rollback206
User Accounts and Fast User Switching207
How to Use Fast User Switching207
Special Considerations with Fast User Switching207
What Happens When a Fast User Switch Occurs207
How to Turn off Fast User Switching208
How to Add Users208
Home and Small Office Networking209
Network Setup Wizard209
Internet Connection Firewall209
Antivirus Software211
When Working Inside Your Computer221
Protecting against Electrostatic Discharge222
Battery Disposal223
Ergonomic Computing Habits224
Regulatory Notices226
Fcc Notices (U.s. Only)226
IC Notice (Canada Only)227
CE Notice (European Union)228
Energy Star Compliance228
ENERGY STAR® Emblem228
Simplified Chinese Class a Warning Notice (China Only)229
VCCI Notice (Japan Only)229
Class a ITE229
Class B ITE230
MIC Notice (Republic of Korea Only)230
Class a Device230
Class B Device231
Polish Center for Testing and Certification Notice231
BSMI Notice (Taiwan Only)232
NOM Information (Mexico Only)233
Warranty and Return Policy235

Dell OptiPlex GX260 Series - Page 162

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