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Type some characters on the external keyboard and verify that they appear on the
display.
4.
If you cannot verify these steps, you may have a defective external keyboard.
To verify that the problem is with the external keyboard, check the integrated
keyboard
Turn off the computer.1.
Disconnect the external keyboard.2.
Turn on the computer.3.
In Windows XP, click the Start button, point to All Programs, point to Accessories, and
click Notepad.
4.
In Windows 98 or Windows 2000, click the Start button, point to Programs, point to
Accessories, and click Notepad.
Type some characters on the integrated keyboard and verify that they appear on the
display.
5.
If the characters appear now but did not with the external keyboard, you may have a defective
external keyboard.
Run the keyboard diagnostics tests -
See the PC-AT Compatible Keyboards tests in the Dell Diagnostics. If the tests indicate a
defective external keyboard, contact Dell.
Unexpected Characters
Disable the numeric keypad: Press to disable the numeric keypad. Verify that the light is not lit.
Drive Problems
NOTE: Fill out the Diagnostics Checklist as you complete these checks.
If you cannot save a file to a floppy drive
- Notes, Notices, and Cautions 1
- Abbreviations and Acronyms 1
- Finding Information 2
- Using Devices 3
- Fixing Problems 3
- Installing Parts 3
- About Your Computer 5
- Display Latch 6
- Keyboard Status Lights 6
- Keyboard 7
- Microphone 7
- Device Status Lights 7
- Module Bay 8
- Battery Bay 8
- Touch Pad/Track Stick Buttons 8
- Left Side View 9
- PC Card Slot 10
- Hard Drive 10
- Security Cable Slot 10
- Right Side View 11
- Modem Connector 12
- Network Connector 12
- S-video TV-out Connector 13
- Air Vent 13
- Audio Connectors 13
- Infrared Sensor 14
- Back View 15
- Docking Connector 16
- PS/2 Connector 16
- USB Connector 17
- Video Connector 17
- AC Adapter Connector 17
- Bottom View 18
- Device Release Latches 19
- Docking Device Latch 19
- New User Interface 21
- Clean Desktop Wizard 22
- Taskbar Grouping 22
- Notification Area Cleanup 23
- Program Compatibility Wizard 24
- System Restore 25
- Restore Process 26
- Driver Rollback 27
- How to Add Users 29
- Network Setup Wizard 30
- Internet Connection Firewall 31
- Dell™ AccessDirect™ Button 32
- Numeric Keypad 33
- Keyboard Shortcuts 34
- Speaker Functions 35
- Windows® Logo Key Functions 35
- Touch Pad 36
- Track Stick 37
- Changing the Track Stick Cap 38
- Using the Module Bay 40
- In Microsoft Windows 2000 41
- In Microsoft® Windows 98 41
- Using a Battery 42
- Checking the Battery Charge 43
- Charging the Battery 44
- Removing a Battery 44
- Installing a Battery 45
- Storing a Battery 45
- Power Management 46
- Properties) 48
- Alarms Tab 49
- Power Meter Tab 49
- Advanced Tab 49
- Hibernate Tab 50
- Intel SpeedStep® Tab 50
- Using PC Cards 52
- Removing a PC Card or Blank 53
- Rotate the latch outward.1 54
- Gently remove the card.3 54
- Traveling With Your Computer 55
- Travel Tips 56
- Passwords 58
- Using a Hard Drive Password 59
- Assigning an Asset Tag 60
- Deleting an Asset Tag Number 61
- Assigning an Owner Tag 61
- Deleting an Owner Tag 62
- Asset Tag Options 62
- Solving Problems 63
- Error Messages 64
- Video and Display Problems 70
- Sound and Speaker Problems 73
- Printer Problems 75
- Touch Pad or Mouse Problems 78
- PC Card Problems 79
- External Keyboard Problems 80
- Unexpected Characters 81
- Drive Problems 81
- Network Problems 85
- General Program Problems 85
- If Your Computer Gets Wet 86
- Using the Display 89
- Using Dell Diagnostics 91
- Starting the Dell Diagnostics 92
- Advanced Testing 93
- Advanced Testing Help Menu 94
- Cleaning Your Computer 96
- Floppy Drive 97
- CD, CD-RW, and DVD Drives 97
- Reinstalling Software 98
- Manually Reinstalling Drivers 99
- Removing and Replacing Parts 101
- Adding Memory 102
- Adding a Mini PCI Card 105
- Adding a Modem 106
- Overview 109
- System Setup Screens 110
- Commonly Used Options 110
- Changing Printer Modes 111
- Changing COM Ports 111
- Enabling the Infrared Sensor 111
- Specifications 113
- Getting Help 120
- AutoTech Service 121
- Problems With Your Order 122
- Product Information 122
- Before You Call 123
- Contacting Dell 124
- Appendix 138
- FCC Notices (U.S. Only) 139
- Modem Regulatory Information 140
- IC Notice (Canada Only) 141
- CE Notice (European Union) 142
- CE Mark Notice 143
- New Zealand Telecom Warnings 144
- ENERGY STAR® Compliance 145
- VCCI Notice (Japan Only) 146
- Class A ITE 147
- Class B ITE 147
- Class A Device 148
- Class B Device 149
- BSMI Notice (Taiwan Only) 151
- Ergonomic Computing Habits 153
- Glossary 155
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