Service manual

Troubleshooting Your Computer: Dell Latitude CP
Troubleshooting Your Computer: Dell™ Latitiude™ CP
Overview Backing Up Your Files Basic Checks Look and Listen
Messages and Codes Finding Software Solutions Troubleshooting Procedures
Overview
If your Dell computer is not working as expected, this chapter provides initial checks for solving
basic computer problems as well as detailed troubleshooting procedures. It lists system
messages and flash codes, their possible causes, and actions you can take to resolve any
problems indicated by a message or code. This chapter also offers general guidelines for
analyzing some software problems.
NOTES: When you see the question "Is the problem resolved?" in a troubleshooting
procedure, repeat the operation that caused the problem to see if it still occurs.
To use key combinations on an external keyboard, enable the External Hot Key option in the
System Setup program and use the <Scroll Lock> key instead of the <Fn> key.
Backing Up Your Files
You can lose data when a computer failure occurs. If your computer is behaving erratically,
back up your files immediately. See your operating system documentation for instructions on
backing up files.
Basic Checks
The following procedure leads you through the checks necessary to solve some basic
computer problems:
1. Is your computer wet or damaged?
Yes. Go to
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