Compaq Armada 7700 Armada 7700 Family of Personal Computers Reference Guide - Page 179

Solving External Pointing Device Problems, Solving Power Problems

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Solving External Pointing Device Problems The following are common problems with an external mouse, trackball, or other pointing device. Problem External pointing device does not work. Cursor skips or moves abnormally when using an external pointing device. Possible Cause Solution Incorrect device driver is installed. Refer to the documentation supplied with the device for instructions. Device is not properly Be sure the pointing connected. device is securely connected to the correct connector. Device is not properly Be sure the pointing connected. device is securely connected to the correct connector. Device needs to be cleaned. Refer to the documentation supplied with the external pointing device to verify whether it should be cleaned. Solving Power Problems Solutions for "Solving Battery and Battery Gauge Problems" may also be helpful. Problem Computer will not turn on. Possible Cause Solution Computer is not con- Insert a battery pack or nected to a power connect to an external source. power source. Power cords to the Ensure that power cords external power source connecting the computer are unplugged. to the external power source are plugged in properly. Battery pack is discharged. Insert a fully charged battery pack or connect to an external power source. Continued 16-22 Troubleshooting

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16-22
Troubleshooting
Solving External Pointing Device Problems
The following are common problems with an external mouse,
trackball, or other pointing device.
Problem
Possible Cause
Solution
External pointing
device does not
work.
Incorrect device
driver is installed.
Refer to the
documentation supplied
with the device
for instructions.
Device is not properly
connected.
Be sure the pointing
device is securely
connected to the
correct connector.
Cursor skips or
moves abnormally
when using an
external pointing
device.
Device is not properly
connected.
Device needs to be
cleaned.
Be sure the pointing
device is securely
connected to the
correct connector.
Refer to the documentation
supplied with the
external pointing device to
verify whether it should
be cleaned.
Solving Power Problems
Solutions for “Solving Battery and Battery Gauge Problems” may
also be helpful.
Problem
Possible Cause
Solution
Computer will not
turn on.
Computer is not con-
nected to a power
source.
Insert a battery pack or
connect to an external
power source.
Power cords to the
external power source
are unplugged.
Ensure that power cords
connecting the computer
to the external
power source are
plugged in properly.
Battery pack is
discharged.
Insert a fully charged
battery pack or
connect to an external
power source.
Continued