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Troubleshooting Guide 2–5
Troubleshooting Without Diagnostics
Computer appears to
pause periodically.
Network driver is loaded
and no network
connection is
established.
Establish a network connection, or
use Computer Setup or Microsoft
Windows Device Manager to disable
the network controller.
Cannot remove
computer cover or
access panel.
Smart Cover Lock,
featured on some
computers, is locked.
Unlock the Smart Cover Lock using
Computer Setup.
The Smart Cover FailSafe Key, a
device for manually disabling the
Smart Cover Lock, is available from
Compaq. You will need the FailSafe
Key in case of forgotten password,
power loss, or computer malfunction.
Poor performance is
experienced.
Processor is hot. 1. Make sure the airflow to the
computer is not blocked.
2. Make sure the fans are
connected and working properly
(some fans only operate when
needed).
3. Make sure the processor
heatsink is installed properly.
Cursor will not move
using the arrow keys
on the keypad.
The
Num Lock
key
may be on.
Press the
Num Lock
key. The
Num Lock light should not be on if
you want to use the arrow keys.
Solving General Problems
(Continued)
Problem Cause Solution
177620-006.book Page 5 Thursday, March 14, 2002 3:16 PM