Troubleshooting

Solving Minor Problems (Continued)

Problem

Cause

Solution

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

Network driver is loaded

pause periodically.

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

Port Control System is

computer cover.

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

The Num Lock key may

Press the Num Lock key. The Num

using the arrow keys on

be on.

Lock light should not be on if you

the keypad.

 

want to use the arrow keys.

 

 

 

Blank monitor screen.

Monitor is not turned on

Turn on the monitor and check that

 

and the monitor light is

the monitor light is on.

 

not on.

 

 

 

 

 

The cable connections are

Check the cable connection from the

 

not correct.

monitor to the computer and to the

 

 

electrical outlet.

 

 

 

 

The energy saver feature

Press any key or click the mouse

 

has been enabled.

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

The keyboard cable is not

working.

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.

 

 

2–4

Quick User’s Guide