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

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Features of the Dell Diagnostics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
When to Use the Dell Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
Starting the Dell Diagnostics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2
How to Use the Dell Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3
How to Use the Device Groups Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3
Device Groups Menu Options. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3
Run Tests. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4
Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4
Select. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
Config. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
Error Messages. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
" #$% "
Troubleshooting the Monitor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1
Troubleshooting the Keyboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2
Troubleshooting the Basic I/O Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3
Troubleshooting a Parallel Printer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-4
Troubleshooting a Serial I/O Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-5
Troubleshooting a USB Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-6
Troubleshooting the Integrated NIC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-7
& % &
Safety First—For You and Your Computer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1
Opening the Computer Doors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-2
Removing the Optional Front Bezel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-3
Removing and Replacing the Expansion-Card Cage . . . . . . . . . . . . . . . . . . . . . . . . 7-4
Removing the Expansion-Card Cage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-4
Replacing the Expansion-Card Cage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-5
Inside the Chassis. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-5
Troubleshooting a Wet Computer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-7
Troubleshooting a Damaged Computer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-7
Troubleshooting the Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-8
Troubleshooting Redundant Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-9
Removing and Replacing a Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-10
Troubleshooting a Cooling Fan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-11
Troubleshooting Expansion Cards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-12
Troubleshooting System Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-14
Troubleshooting the Video Subsystem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-16
Troubleshooting the System Board. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-17
Troubleshooting the Diskette Drive Subsystem . . . . . . . . . . . . . . . . . . . . . . . . . . .7-18
Troubleshooting a SCSI Tape Drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-20










