CHAPTER 4: Troubleshooting
30
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:
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 44.
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.
Summary of Contents for DX4300
Page 1: ...USERGUIDE...
Page 2: ......
Page 8: ...vi...
Page 11: ...CHAPTER1 1 Checking Out Your Computer...
Page 18: ...CHAPTER 1 Checking Out Your Computer 8...
Page 19: ...CHAPTER2 9 Setting Up and Getting Started...
Page 34: ...CHAPTER 2 Setting Up and Getting Started 24...
Page 35: ...CHAPTER3 25 Maintaining Your Computer...
Page 39: ...CHAPTER4 29 Troubleshooting...
Page 73: ...APPENDIX A 63 Regulations and safety notices...
Page 81: ......
Page 82: ...MU12100328 Generic User GDE...