Dell Precision M65 User Manual Page 92
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Fill out the Diagnostics Checklist (see Diagnostics Checklist) as you perform the various checks.
External Keyboard problems
Check the keyboard cable — Shut down the computer. Disconnect the keyboard cable and check it for damage, and firmly reconnect the cable.
If you are using a keyboard extension cable, disconnect it and connect the keyboard directly to the computer.
Check the external keyboard —
1. Shut down the computer, wait 1 minute, and turn it on again.
2. Verify that the numbers, capitals, and scroll lock lights on the keyboard blink during the boot routine.
3. From the Windows desktop, click Start® All Programs® Accessories® Notepad.
4. Type some characters on the external keyboard and verify that they appear on the display.
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 —
1. Shut down the computer.
2. Disconnect the external keyboard.
3. Turn on the computer.
4. From the Windows desktop, click Start® All Programs® Accessories® Notepad.
5. Type some characters on the internal keyboard and verify that they appear on the display.
If the characters appear now but did not with the external keyboard, you may have a defective external keyboard. Contact Dell (see Contacting Dell).
Run the keyboard diagnostics tests — Run the PC-AT Compatible Keyboards tests in the Dell Diagnostics (see Dell Diagnostics). If the tests indicate a
defective external keyboard, contact Dell (see Contacting Dell).
Unexpected characters
Disable the numeric keypad — Press <Num Lk> to disable the numeric keypad if numbers are displayed instead of letters. Verify that the numbers lock light is
not lit.
Lockups and Software Problems
The computer does not start up
Ensure that the AC adapter is firmly connected to the computer and to the electrical outlet.
The computer stops responding
NOTE: Use the integrated keyboard when running the Dell Diagnostics or the system setup program. When you attach an external keyboard, the
integrated keyboard remains fully functional.
NOTE: When you attach an external keyboard, the integrated keyboard remains fully functional.
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
- Abbreviations and Acronyms 1
- About Your Computer 2
- Left Side View 4
- Right Side View 5
- Back View 6
- Bottom View 7
- Appendix 9
- Macrovision Product Notice 10
- FCC Notice (U.S. Only) 10
- Using a Battery 11
- Conserving Battery Power 12
- Power Management Modes 12
- Charging the Battery 13
- Replacing the Battery 14
- Storing a Battery 14
- Using Cards 15
- Removing a Card or Blank 16
- Back to Contents Page 17
- Using the Display 18
- Finding Information 21
- Dell QuickSet Help 22
- Operating System CD 22
- Glossary 24
- Getting Help 32
- Problems With Your Order 33
- Product Information 33
- Before You Call 34
- Contacting Dell 34
- Using the Keyboard 43
- Touch Pad 44
- Using Multimedia 46
- Adjusting the Picture 47
- Using Networks 48
- Setting Up a New WLAN 49
- Before You Begin 54
- Hard Drive 55
- Media Bay 56
- Hinge Cover 57
- Keyboard 58
- Memory 58
- Wireless Cards 61
- Mobile Broadband Cards 62
- Coin-Cell Battery 64
- Dell™QuickSet 66
- Securing Your Computer 67
- Passwords 68
- Using a Hard Drive Password 69
- Enabling the TPM Feature 69
- Computer Tracking Software 70
- System Setup Program 71
- Changing COM Ports 72
- Enabling the Infrared Sensor 72
- Reinstalling Software 74
- Creating a Restore Point 76
- Enabling System Restore 77
- Before You Begin 77
- Reinstalling Windows XP 77
- Specifications 78
- Identifying Your Computer 82
- Packing the Computer 82
- Travel Tips 82
- Troubleshooting 84
- Dell Diagnostics Main Menu 85
- Dell Support Utility 86
- Drive Problems 86
- CD and DVD drive problems 87
- Hard drive problems 87
- Error Messages 88
- IEEE 1394 Device Problems 91
- Keyboard Problems 91
- External Keyboard problems 92
- Unexpected characters 92
- A solid blue screen appears 93
- Other software problems 93
- Memory Problems 94
- Network Problems 94
- Power Problems 95
- Printer Problems 96
- Scanner Problems 97
- Sound and Speaker Problems 97
- No sound from headphones 98
- Video and Display Problems 99
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