Troubleshooting Without Diagnostics - Compaq Presario 1660 Service Manual

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Troubleshooting Without Diagnostics

This section provides information about how to identify and correct some common
hardware, memory, and software problems. It also explains several types of common
messages that may be displayed on the screen. The
troubleshooting information on these topics:
Audio
Memory
Battery/Battery gauge
PC Card
CD or DVD drive
Since symptoms can appear to be similar, carefully match the symptoms of the computer
malfunction against the problem description in the Troubleshooting tables to avoid a
misdiagnosis.
WARNING:
troubleshooting procedures, disconnect all power sources
before removing the keyboard cover or the display bezel.
Before Replacing Parts
Verify that cables are connected properly to the suspected defective parts.
Run Computer Setup after connecting external devices.
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