CHAPTER 6: Troubleshooting
70
Safety guidelines
While troubleshooting your computer, follow these safety
guidelines:
Try these steps first
If you have problems with your computer, try these things first:
•
Check all cable connections, including power.
•
If an error message appears on the screen, write down
the exact message. The message may help Customer
Care in diagnosing and fixing the problem.
•
If you added or removed peripheral devices, review the
installation procedures you performed and make sure
that you followed each instruction.
•
If an error occurs in a program, see the program’s
printed documentation or the online help.
Warning
To avoid bodily injury, do not attempt to troubleshoot your computer
problem if:
• Power cords or plugs are damaged
• Liquid has been spilled into your computer
• Your computer was dropped
• The case was damaged
Instead, unplug your computer and contact a qualified computer technician.
Warning
Never open your computer case while your computer is turned on and
while the modem cable, network cable, and power cord are connected.
Warning
Make sure that you are correctly grounded before accessing internal
components. For more information about preventing damage from static
electricity, see
“Preventing static electricity discharge” on page 34
.
Warning
To avoid bodily injury, do not attempt to troubleshoot your
computer problem if:
• Power cords or plugs are damaged
• Liquid has been spilled into your computer
• Your computer was dropped
• The case was damaged
Instead, unplug your computer and contact a qualified computer
technician.
Help
For more information about troubleshooting, click
Start
, then click
Help and Support
. Type
troubleshooting
in the
Search Help
box,
then press
E
NTER
.
Summary of Contents for DX4200
Page 1: ...REFERENCEGUIDE...
Page 2: ......
Page 10: ...CHAPTER 1 About This Reference 4...
Page 11: ...CHAPTER2 5 Checking Out Your Computer Front Back...
Page 38: ...CHAPTER 3 Setting Up and Getting Started 32...
Page 56: ...CHAPTER 4 Upgrading Your Computer 50...
Page 74: ...CHAPTER 5 Maintaining Your Computer 68...
Page 112: ...APPENDIX A Legal Notices 106...
Page 121: ......