Compaq Evo D510 e-pc - Manual (Page 14)

2–4 Quick User’s Guide
Troubleshooting
The unit temperature was
exceeded because the
computer was functioning
with the cover.
Replace cover and let the computer
cool down before attempting to turn
on power to the computer.
Computer appears to
pause periodically.
Network driver is loaded
and no network
connection is established.
Establish a network connection, or
use Computer Setup or Windows
Device Manager to disable the
network controller.
Cannot remove
computer cover.
Port Control System is
installed and locked in
place, or cable lock is
used and must be
removed.
Remove Port Control System or cable
lock.
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.
Blank monitor screen. Monitor is not turned on
and the monitor light is
not on.
Turn on the monitor and check that
the monitor light is on.
The cable connections are
not correct.
Check the cable connection from the
monitor to the computer and to the
electrical outlet.
The energy saver feature
has been enabled.
Press any key or click the mouse
button and, if set, type your
password.
You are using a
fixed-sync monitor and it
will not sync at the
resolution chosen.
Be sure that the monitor can accept
the refresh rate and resolution chosen.
The keyboard is not
working.
The keyboard cable is not
correctly connected.
Plug the cable into the correct
connector on the back of the PC.
Color coding is used for easy
matching.
The keyboard is dirty. Check all keys are at the same
height, and none are stuck.
Solving Minor Problems (Continued)
Problem Cause Solution
evo_d510_e-pc.book Page 4 Tuesday, July 23, 2002 5:10 PM