Quick Reference Guide
Table Of Contents
- 6741Utopcover
- 6741Ubk0toc
- 6741Uc10
- 6741Uc20
- 6741Uc30
- 6741Uc40
- 6741Uc50
- 6741Uc60
- 6741Uc70
- Contents
- Checking Inside the Computer
- Safety First—For You and Your Computer
- Opening the Computer Doors
- Removing the Optional Front Bezel
- Removing and Replacing the Expansion- Card Cage
- Removing the Expansion-Card Cage
- Replacing the Expansion-Card Cage
- Inside the Chassis
- Troubleshooting a Wet Computer
- Troubleshooting a Damaged Computer
- Troubleshooting the Battery
- Troubleshooting Redundant Power Supplies
- Removing and Replacing a Power Supply
- Troubleshooting a Cooling Fan
- Troubleshooting Expansion Cards
- Troubleshooting System Memory
- Troubleshooting the Video Subsystem
- Troubleshooting the System Board
- Troubleshooting the Diskette Drive Subsystem
- Troubleshooting a SCSI Tape Drive
- Troubleshooting SCSI Hard-Disk Drives
- Troubleshooting a RAID Controller
- Troubleshooting an Integrated RAID Controller
- Troubleshooting a PERC 2 Card
- 6741Uc80
- Contents
- Installing System Board Options
- Expansion Cards
- Installing an Expansion Card
- Removing an Expansion Card
- Adding Memory
- Memory Upgrade Kits
- DIMM Installation Guidelines
- Performing a Memory Upgrade
- Installing DIMMs
- Removing DIMMs
- Upgrading the Microprocessor or Installing a Secondary Microprocessor
- Removing a Terminator Card
- Installing a Terminator Card
- Removing the SEC Cartridge and Heat Sink Assembly
- Replacing the SEC Cartridge and Heat Sink Assembly
- Activating the Integrated RAID Controller
- Replacing the Battery
- 6741Uc90
- 6741u100
- Contents
- Installing Hard-Disk Drives
- Preparing SCSI Hard-Disk Drives for Installation
- SCSI Hard-Disk Drive Configuration
- Partitioning and Formatting SCSI Hard-Disk Drives
- General Information on Cabling
- Installing SCSI Hard-Disk Drives
- Installing a Dell PowerEdge Expandable RAID Controller Host Adapter Card
- Installing a SCSI Backplane Daughter Card
- Configuring the Boot Device
- 6741u110
- 6741UappendixA
- 6741UsafetyInstructions
- Contents
- Safety Instructions
- Notes, Notices, Cautions, and Warnings
- Safety Caution and Warnings
- Additional Safety Precautions
- General Precautions
- Precautions for Server and Storage Systems
- Precautions for Rack-Mountable Products
- Precautions for Products With Modems, Telecommunications, or Local Area Network Options
- Precautions for Products With Laser Devices
- When Working Inside Your Computer
- Protecting Against Electrostatic Discharge
- Ergonomic Computing Habits
- 6741Upreface
- 6741Ugabbrev
- 6741Ubk0lof
- 6741Ubk0lot
- 6741Ubk0toc

2-4 Dell PowerEdge 2450 Systems Installation and Troubleshooting Guide
3. Plug the power strip into another electrical outlet.
Is the power strip receiving power?
Ye s . The original electrical outlet probably does not function. Use a different elec-
trical outlet.
No. Go to step 4.
4. Plug a different system into the electrical outlet.
Does the system receive power?
Ye s . The power strip is probably not functioning properly. Use another power
strip.
No. Go to step 5.
5. Reconnect the system to the electrical outlet or power strip.
Make sure that all connections fit tightly together.
6. Turn on the system.
Is the problem resolved?
Ye s . The connections were loose. You have fixed the problem.
No. Go to step 7.
7. Is the monitor operating properly?
Ye s . Go to step 8.
No. Go to “Troubleshooting the Monitor” in Chapter 6, “Checking the
Equipment.”
8. Is the keyboard operating properly?
Ye s . Go to step 9.
No. Go to “Troubleshooting the Keyboard” in Chapter 6, “Checking the
Equipment.”
9. Are the mouse and printer operating properly?
Ye s . Continue with “Look and Listen” found next in this chapter.
No. Go to “Troubleshooting the Basic I/O Functions” in Chapter 6, “Checking the
Equipment.”
Looking at and listening to the system is important in determining the source of a
problem. Look and listen for the indications described in Table 2-1.










