Owner`s manual
Table Of Contents
- About Your System
- Using the System Setup Program
- Installing System Components
- Recommended Tools
- Inside the System
- Opening the System
- Closing the System
- Front Drive Bezel
- Removing and Inserting Blank Drive Inserts
- Diskette Drive
- Optical and Tape Drives
- Hard Drives
- Expansion Cards
- Memory
- Microprocessor
- Cooling Fans
- System Battery
- Power Supply
- Chassis Intrusion Switch
- Bezel
- I/O Panel Assembly
- System Board
- Troubleshooting Your System
- Safety First-For You and Your System
- Start-Up Routine
- Checking the Equipment
- Troubleshooting the Keyboard or Mouse
- Troubleshooting Serial I/O Problems
- Troubleshooting a NIC
- Troubleshooting a Wet System
- Troubleshooting a Damaged System
- Troubleshooting the System Battery
- Troubleshooting Power Supply
- Troubleshooting System Cooling Problems
- Troubleshooting System Memory
- Troubleshooting a Diskette Drive
- Troubleshooting an Optical Drive
- Troubleshooting an External SCSI Tape Drive
- Troubleshooting a Hard Drive
- Troubleshooting a SAS or SAS RAID Controller
- Troubleshooting Expansion Cards
- Troubleshooting the Microprocessor
- Running the System Diagnostics
- Jumpers and Connectors
- Getting Help
- Glossary
- Index

Installing System Components 87
Figure 3-24. Removing and Installing the Heat Sink Cooling Fan
Replacing the Cooling Fans
CAUTION: Many repairs may only be done by a certified service technician. You
should only perform troubleshooting and simple repairs as authorized in your
product documentation, or as directed by the online or telephone service and
support team. Damage due to servicing that is not authorized by Dell is not covered
by your warranty. Read and follow the safety instructions that came with the
product.
1 bottom release tab 2 side release tab
3 bottom mounting tabs 4 bottom mounting holes
2
3
1
4
book.book Page 87 Wednesday, June 24, 2009 8:21 AM