IBM 240 manual External monitor problems, ClickProperties

3. Start the ThinkPad Configuration program.

4. ClickExternal DisplayorLCD + External Display the ThinkPad Configuration program.

2. Reconnect the external monitor to your computer.

1. Connect the external monitor to another computer and make sure it works.

Troubleshooting charts

External monitor problems

Problem Action

The external monitor isDo the following: blank.

on the toolbar in

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

You cannot set a higherMake sure that:
resolution	than	the	Ÿ	The ThinkPad	display	driver	is installed correctly.
present one on		your
				1. ClickStart	and move	the	cursorSettings to; then clickControl Panel	.
external	monitor.

2.Double-clickDisplay .

3.Select Settingsthe tab in the "Display Properties" window.

4. (For Windows 98) ClickAdvanced... ; then	click Adapterthe tab.
(For Windows 95) ClickAdvanced Properties	. The "Adapter/Driver Infor-
mation" window appears.Make sure that the ThinkPad display driver is
installed.

If you are not sure that the ThinkPad display driver is installed correctly, reinstall it.

Ÿ An appropriate display type or refresh rate is selected.

1.Start the ThinkPad Configuration program.

2.ClickLCD .

3. ClickProperties .
4. Make	sure	the settings in the "Display Properties" window are correct.
5. Click OK	to	close the window.

104 ThinkPad 240 User's Reference