Lenovo PC 300PL Using your Personal Computer - PC300PL - 6592 - Page 103

Troubleshooting Charts

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Troubleshooting Charts You can use the troubleshooting charts in this section to find solutions to problems that have definite symptoms. Important If you find it necessary to remove the computer cover, first read "Removing the Cover" in Installing Options in Your Personal Computer for important safety information and instructions. If you have just added new software or a new computer option and your computer is not working, do the following before using the troubleshooting charts: Remove the software or device you just added. Run the diagnostic programs to determine if your computer is running correctly. (See "Diagnostic Programs" on page 99 for information about diagnostic programs provided with your computer.) Reinstall the new software or new device. The following directory will help you quickly locate problem categories in the troubleshooting charts. Problem Type Diskette Drive General Intermittent Keyboard, Mouse, or Pointing-Device Memory Monitor Option Parallel Port Printer Serial Port Software Go to: Page 90 Page 93 Page 94 Page 94 Page 95 Page 90 Page 96 Page 97 Page 98 Page 97 Page 98 Chapter 6. Solving Problems 89

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Troubleshooting Charts
You can use the troubleshooting charts in this section to find solutions to problems
that have definite symptoms.
Important
If you find it necessary to remove the computer cover, first read "Removing the
Cover" in
Installing Options in Your Personal Computer
for important safety
information and instructions.
If you have just added new software or a new computer option and your computer
is not working, do the following before using the troubleshooting charts:
±
Remove the software or device you just added.
±
Run the diagnostic programs to determine if your computer is running
correctly.
(See “Diagnostic Programs” on page
99 for information about
diagnostic programs provided with your computer.)
±
Reinstall the new software or new device.
The following directory will help you quickly locate problem categories in the
troubleshooting charts.
Problem Type
Go to:
Diskette Drive
Page 90
General
Page 93
Intermittent
Page 94
Keyboard, Mouse, or Pointing-Device
Page 94
Memory
Page 95
Monitor
Page 90
Option
Page 96
Parallel Port
Page 97
Printer
Page 98
Serial Port
Page 97
Software
Page 98
Chapter 6.
Solving Problems
89