17-10 Troubleshooting
Writer: Cheryl Love Saved by: Cheryl Love Saved date: 08/12/97 10:42 AM
Part Number: 247738-002 File name: Ch17.doc
Solving Hardware Problems
Problem Possible Cause Solution
New device is not
recognized as part
of the computer
system.
The system did not
automatically
configure the new
device.
In Windows 95, double-
click the Add New
Hardware icon in Control
Panel.
Refer to the
documentation that came
with the new device for
installation instructions.
Cables of new
external device are
loose or power cord is
not plugged in.
Ensure that all cables are
properly and securely
connected and that the
power cord is plugged
into an electrical outlet.
Power switch of
external device is not
turned on.
Turn on the external
device.
Turn off the computer,
turn on the device, then
turn the computer on.
Cannot access a
removable drive.
A removable drive is
not seated properly.
In Windows 95, shut
down the computer,
remove and reinsert the
drive, then turn on the
computer. In Windows
NT, you do not have to
shut down the computer
to insert a diskette drive
or CD-ROM drive.
Run Computer Checkup
to test the drive (see
Chapter 16).
Computer beeps
four times when
turned on,
power/suspend light
is on, but screen
remains blank.
Memory expansion
board(s) has been
installed incorrectly or
has lost connection.
Follow the steps in
Chapter 12 to remove
and reinsert the memory
expansion board(s).
Memory board or
memory circuitry has
failed.
Contact your Compaq
authorized service
provider.
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