Dell OptiPlex 210L - Page 125

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

Pin Number

Signal name

18-AWG Wire

+3.3 VDC

Orange

COM

Black

+5 VDC

Red

GND

Black

+12 VDC

Yellow

Main Page

Advanced Features2
Legacyselect Technology Control2
Password Protection3
System Password3
Deleting or Changing an Existing System Password4
Option Settings4
Assigning an Administrator Password4
Disabling a Forgotten Password and Setting a New Password5
Entering System Setup5
System Setup Screens5
System Setup Options6
Boot Sequence8
Booting to a USB Device9
Floppy Drive10
Clearing Forgotten Passwords10
Clearing CMOS Settings11
Hyper-Threading11
Power Management12
Replacing the Battery13
Before You Begin15
Recommended Tools15
Turning off Your Computer15
Before Working Inside Your Computer15
Cleaning Your Computer17
Computer, Keyboard, and Monitor17
Cds and Dvds17
Replacing the Computer Cover19
Finding Information20
Getting Help23
Technical Assistance23
Online Services23
Problems with Your Order24
Product Information24
Returning Items for Warranty Repair or Credit24
Before You Call25
Contacting Dell25
DDR2 Memory Overview46
Addressing Memory with 4-GB Configurations46
Removing Memory47
Replacing/Adding Additional Memory47
About Your Mini Tower Computer49
Front View49
Back View50
Back Panel Connectors50
Inside Your Computer51
System Board Components52
Jumper Settings53
PCI and PCI Express Cards54
Installing a PCI Card54
Removing a PCI Card56
Installing a PCI Express Card57
Removing a PCI Express Card59
Removing the Computer Cover61
Power Cable Connectors63
Connecting and Disconnecting Drive Cables63
Hard Drive63
Removing a Hard Drive64
Installing a Hard Drive64
Adding a Second Hard Drive66
Drive-Panel Inserts67
Removing the Floppy Drive69
Installing the Floppy Drive69
Removing a CD/DVD Drive71
Installing a CD/DVD Drive71
Notes, Notices, and Cautions73
Abbreviations and Acronyms73
Removing the I/O Panel75
Replacing the I/O Panel75
Removing the Processor77
Installing the Processor78
Replacing the Power Supply80
DC Power Connectors81
Mini Tower Computer Specifications84
Fcc Notices (U.s. Only)87
FCC Identification Information88
Reinstalling Drivers and the Operating System89
What Is a Driver89
Identifying Drivers89
Using the Optional Drivers and Utilities CD90
Using Microsoft Windows Xp System Restore90
Creating a Restore Point90
Restoring the Computer to an Earlier Operating State91
Undoing the Last System Restore91
Reinstalling Microsoft Windows XP91
Reinstalling Windows XP92
Replacing the System Board94
Removing the System Board94
Mini Tower System Board Screws94
About Your Desktop Computer97
Removing a Floppy Drive109
Installing a Floppy Drive110
Desktop Computer Specifications126
Solving Problems129
Battery Problems129
CD and DVD Drive Problems129
Keyboard Problems130
Lockups and Software Problems130
Memory Problems132
Mouse Problems132
Network Problems133
Power Problems133
Printer Problems134
Restoring Default Settings134
Serial or Parallel Device Problems135
Sound and Speaker Problems135
No Sound from Speakers135
No Sound from Headphones136
Video and Monitor Problems136
If the Screen Is Blank136
If the Screen Is Difficult to Read137
Troubleshooting Tools and Utilities139
When to Use the Dell Diagnostics139
Dell Diagnostics Main Menu140
System Lights140
Diagnostic Lights141
Beep Codes142
Error Messages142
Resolving Software and Hardware Incompatibilities145
Warranty147
Microsoft® Windows® XP Features148
Transferring Information to a New Computer148
User Accounts and Fast User Switching149
Setting up a Home and Office Network149

Dell OptiPlex 210L - Page 125

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