138 Solving Problems
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Finding Solutions
This section describes computer hardware and software problems, offers
corrective actions, describes the Dell Diagnostics utility, and provides
system messages and codes. Before you call Dell for technical assistance,
complete the following tasks to help you resolve computer problems:
•Read "About Your Computer," including "Finding Information and
Assistance."
•Read "Safety First—For You and Your Computer."
•Take the problem-solving action listed in the following table for the
component or equipment that is not working properly.
Solving Problems
Problem Action
Computer power light does not stay on
solid green See "Power Problems"
Monitor power light does not turn on See "Monitor Problems"
No video display on the monitor See "Video Problems"
No sound See "Sound and Speaker Problems"
Printer not working properly See "Printer Problems"
Serial or other parallel devices not
working properly See "Serial or Parallel Device Problems"
Mouse not working properly See "Mouse Problems"
Keyboard not wor king properly See "Keyboard Problems"
Cannot read or access diskettes See "Diskette Drive Problems"
Cannot boot the computer or access a
hard drive See "Hard Drive Problems"
System time resets or loses time See "Battery Problems"
Expansion card errors or malfunction See "Expansion-Card Problems"
Cannot communicate with the network See "Network Problems"
A program locks up See "Recover From a Program That Is
Not Responding"