1. Connect the external monitor to another computer to make sure it wo 2. Reconnect the external monitor to your computer.
3. Start the ThinkPad Configuration program.

Title: C79EGMST CreationDate: 02/10/98 09:24:42

Troubleshooting Charts

External Monitor Problems

Problem

Action

 

 

The external monitor isDo the following: blank.

4. Click onExternal

Display

(

) or LCD + External Display ( ) on the

toolbar in

the ThinkPad

Configuration program.

If nothing appears on the external monitor, have the computer serviced

You cannot set a higherMake sure that:

 

 

 

 

 

 

 

 

 

 

 

resolution

than

the

The

ThinkPad display driver is installed correctly.

present one on

your

1. Click

onStart

and

 

move

the

cursorSettingsto andControl

Panel .

external

monitor.

 

2.

Double-click Displayon

.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.

Select Settingsthe

 

tab in the “Display Properties” window.

 

 

 

4.

(Windows

95)Click

 

Advancedon

 

Properties

.

 

 

 

 

 

 

 

(Windows

NT)Click

onDisplay

Type.. .

 

 

 

 

 

 

 

 

The “Adapter/Driver Information” window appears. Make sure that th

 

 

 

 

ThinkPad

display

 

driver

is

installed.

 

 

 

 

 

 

If

 

you

are

not

sure

that

the

ThinkPad

display

driver is installed

 

 

 

reinstall

it.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

An

appropriate

display

type

or

refresh

rate

is

selected.

 

 

 

1. Start

the

ThinkPad Configuration

program.

 

 

 

 

 

 

2.

Click

onLCD

 

( ).

 

 

 

 

 

 

 

 

3.(For Windows 95) ClickPropertieson ... .

(For Windows NT) Click Advancedon ... .

4. Make

sure

the setting

in the next window is correct.

5. Click

onOK

to close the

window.

Chapter 4. Solving Computer Problems139

Page 157
Image 157
IBM C79EGMST manual External Monitor Problems, Display Or LCD + External Display on, Type