Dell OptiPlex SX270N Manuel d'utilisateur Page 84
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- Table des matières
- DEPANNAGE
- MARQUE LIVRES
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Drive Problems
Fill out the Diagnostics Checklist as you complete these checks.
Floppy drive problems
CD drive problems
Replace the battery — If you have to repeatedly reset time and date information after turning on the computer, or if an incorrect time or
date displays during start-up, replace the battery. If the battery still does not work properly, contact Dell.
Test the drive —
l Insert another disk to eliminate the possibility that the original floppy disk is defective.
l Insert a bootable floppy disk and reboot the computer.
Ensure that the disk is not full or write-protected — Ensure that the disk has available space and that it is not write-protected (locked).
See the following illustration.
Test the floppy drive light —
MS-DOS®
Insert a floppy disk, type dir a: at the DOS prompt, and then press <Enter>.
Microsoft Windows operating systems
Insert a floppy disk, click the Start button, click My Computer, and then double-click the floppy drive icon.
Run the Dell Diagnostics — If any of the tests fail, contact Dell.
NOTICE: Do not attempt to clean drive heads with a swab. You may accidentally misalign the heads, which can render the drive inoperable.
Clean the drive — Use a commercially available cleaning kit.
CAUTION: Before you begin any of the procedures in this section, follow the steps in "CAUTION: Safety Instructions."
Remove and reinstall the floppy drive —
If the computer displays a drive error message, see "Floppy drive problems" for an explanation.
Adjust the Windows volume control — Click the speaker icon in the lower-right corner of your screen.
l Ensure that the volume is turned up by clicking the slidebar and dragging it up.
l Ensure that the sound is not muted by clicking any boxes that are checked.
Test the drive with another CD — Insert another CD to eliminate the possibility that the original CD is defective.
Check the speakers and subwoofer — See "Sound and Speaker Problems."
Ensure that Windows recognizes the drive — Click the Start button and click My Computer. If the CD drive is not listed, perform a full scan
with your antivirus software to check for and remove viruses. Viruses can sometimes prevent Windows from recognizing the drive.
- Abbreviations and Acronyms 1
- Regulatory Notices 2
- IC Notice (Canada Only) 3
- CE Notice (European Union) 3
- ENERGY STAR®Compliance 4
- VCCI Notice (Japan Only) 5
- Class A Device 6
- Class B Device 6
- BSMI Notice (Taiwan Only) 7
- Warranty and Return Policy 10
- About Your Computer 11
- Back-Panel Connectors 12
- Orientations 13
- Inside Your Computer 13
- Chassis Stand 14
- Cable Cover 15
- Removing the Cable Cover 16
- Mounting Plate 17
- Connecting the Power Adapter 19
- Advanced Troubleshooting 20
- Drivers 21
- Identifying Drivers 22
- Before You Reinstall 23
- Reinstalling Windows XP 23
- Microsoft 25
- Windows 25
- Windows 2000 25
- Advanced Features 26
- Security 27
- Password Protection 27
- Typing Your System Password 28
- Setup Password 29
- System Setup 30
- Boot Sequence 31
- System Setup Options 32
- Booting to a USB Device 34
- Jumper Settings 34
- Power Button 35
- Power Management 35
- Hyper-Threading 36
- Battery 37
- Cleaning Your Computer 39
- Module Bay 41
- Removing the Computer Cover 45
- Ergonomic Computing Habits 46
- Back to Contents Page 47
- Operating System CD 49
- Getting Help 50
- Problems With Your Order 51
- Product Information 51
- Before You Call 51
- Contacting Dell 52
- Glossary 60
- Hard Drive 68
- Memory 71
- Removing Memory 73
- Microprocessor 74
- General 78
- WhenUsingYourComputer 78
- Battery Disposal 80
- Solving Problems 81
- Diagnostic Lights 82
- System Lights 83
- Battery Problems 83
- Drive Problems 84
- Repairing a Wet Computer 85
- Dropped or Damaged Computer 86
- Error Messages 86
- General Problems 88
- A program stops responding 89
- A solid blue screen appears 89
- Other software problems 89
- Other technical problems 89
- Memory Problems 90
- Mouse Problems 91
- Network Problems 91
- Power Problems 91
- Printer Problems 92
- Sound and Speaker Problems 93
- System Board Problems 94
- Video and Monitor Problems 94
- Technical Specifications 96
- System Board Components 99
- Creating a Restore Point 101
- Adding User Accounts 101
- Fast User Switching 102
- Network Setup Wizard 102
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