IBM C79EGMST manual External Monitor Problems, Troubleshooting Charts, Double-click Displayon

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