Basic Troubleshooting

Solving Minor Problems (Continued)

Problem

Cause

Solution

Cannot remove

Smart Cover Lock,

computer cover or

featured on some

access panel.

computers, is locked.

Unlock the Smart Cover Lock using Computer Setup (F10 Setup).

The Smart Cover FailSafe Key, a device for manually disabling the Smart Cover Lock, is available from Compaq. Use the FailSafe Key in case of a forgotten password, power loss, or computer malfunction.

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

Check the cable connection from the

 

are 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.

 

 

 

 

The RGB (Red, Green,

Set the monitor’s RGB input switch

 

Blue) input switch on the

to 75 ohms and, if there is a sync

 

monitor is incorrectly set.

switch, set it to external.

 

 

 

 

You are using a

Be sure that the monitor can accept

 

fixed-sync monitor and it

the same sweep rate as the

 

will not sync at the

resolution chosen.

 

resolution chosen.

 

 

 

 

 

The VGA/BNC selector

Set the selector switch to agree with

 

switch is not properly set.

the cable connection.

 

 

 

2-8

Getting Started