Dell
220S, 420
manual
Back to Contents
Troubleshooting
Install
Password
Solving Problems
Dell Diagnostics
System Setup Program
Flashing the Bios From a CD
Coin-Cell Battery
Clearing Cmos Settings
Power Supply
Page 3
3.
Perform the steps in the procedure
After Working on Your Computer
.
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Page 2
Page 4
Image 3
Page 2
Page 4
Contents
Models DCSCLF, DCSCMF, Dcscsf
Bezel
Removing the Bezel
Replacing the Bezel
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Flashing the Bios From a CD
Flashing the Bios From the Hard Drive
Click Save this program to disk, and then click OK
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Removing the Chassis Support Bracket
Chassis Support Bracket
Replacing the Chassis Support Bracket
Installing a PCI or PCI Express Card
PCI and PCI Express Cards
Removing a PCI or PCI Express Card
Follow the procedure in After Working on Your Computer
Network
Type Installed Removed Card Sound
Coin-Cell Battery
Removing the Coin-Cell Battery
Replacing the Coin-Cell Battery
Visit support.dell.com
Contacting Dell
Computer Cover
Removing the Computer Cover
Replacing the Computer Cover
Page
Processor
Removing the Processor
Replacing the Processor
Page
Drives
Hard Drives
Removing a Hard Drive
Vostro
Replacing or Adding a Hard Drive
Vostro
Removing a Media Card Reader
Media Card Reader
Page
Replacing or Adding a Media Card Reader
Follow the procedure in After Working on Your Computer
Removing an Optical Drive
Optical Drive
Replacing or Adding an Optical Drive
Vostro 420 and Vostro
Removing a Drive Bay Break-Away Metal Plate
Vostro 220s
Removing the Chassis Fan
Fan
Replacing the Chassis Fan
Page
Removing the Processor Heat Sink/Fan Assembly
Processor Heat Sink/Fan Assembly
Replacing the Processor Heat Sink/Fan Assembly
Removing the I/O Panel
Panel
Replacing the I/O Panel
Memory Modules
Removing Memory Modules
Replacing or Adding a Memory Module
Follow the procedure in After Working on Your Computer
Power Supply
Removing the Power Supply
Replacing the Power Supply
DC Power Supply Connectors
DC Power Supply Connector Pin Assignments
Pin Number Signal Name 18-AWG Wire
Pin Number Signal name Wire Color Wire Size
Pin Number Signal Name 22-AWG Wire
DC Power Connector P10
Remove the System Board
System Board
Replacing a System Board
Page
Overview
System Setup Program
Entering the System Setup Program
System Setup Program Screens
Boot Sequence
System Setup Program Options
Changing Boot Sequence for Future Boots
Clearing Forgotten Passwords
Option Settings
Changing Boot Sequence for the Current Boot
Flashing the Bios From the Hard Drive
Clearing Cmos Settings
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Beep Codes
Troubleshooting
Power Lights
Tools
Click Start→ Help and Support
Fix a Problem section, click Hardware Troubleshooter
System Messages
Hardware Troubleshooter
Dell Diagnostics
When to Use the Dell Diagnostics
Starting the Dell Diagnostics From Your Hard Drive
Option Function
Dell Diagnostics Main Menu
Solving Problems
Battery Problems
Tab Function
Run Check Disk
Drive Problems
Adjust the Windows volume control
Ensure that Microsoft Windows Recognizes the drive
Operating system not found Contact Dell see Contacting Dell
Error Messages
Ieee 1394 Device Problems
Click Uninstall
End the program
Keyboard Problems
Lockups and Software Problems
Check the keyboard cable
If you receive an insufficient memory message
Memory Problems
If you experience other memory problems
Run the Program Compatibility Wizard
Mouse Problems
Network Problems
Power Problems
Click Properties and click Ports
Printer Problems
Verify that the printer is recognized by Windows
Click Start → Control Panel→ Hardware and Sound→ Printer
Scanner Problems
Sound and Speaker Problems
Verify that the scanner is recognized by Microsoft Windows
Check the monitor cable connection
Video and Monitor Problems
Check the monitor power light
Check the diagnostic lights
Click Start→ Control Panel→ Appearance and Themes
Dell Technical Update Service
Accessing the Dell Support Utility
Dell Support Utility
Double-Clicking the Dell Support Icon
Clicking the Dell Support Icon
Turning Off Your Computer
Working on Your Computer
Recommended Tools
Before Working on Your Computer
Inside View of Your Computer
DIMM4
System Board Components
SATA2 SATA1
After Working on Your Computer
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