Troubleshooting Charts
Problem Action
You cannot set a higher
resolution than the
present one on your
external monitor.
Make sure that:
The ThinkPad display driver is installed correctly.
1. Click on Start and move the cursor to Settings and Control Panel.
2. Click on Control Panel and then double-click on Display.
3. Select the Settings tab in the “Display Properties” window.
4. Click on Advanced Properties. The “Adapter/Driver Information”
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.
An appropriate display type or refresh rate is selected.
1. Start the ThinkPad Configuration program.
2. Click on LCD (
).
3. (For Windows 95) Click on Properties....
(For Windows NT) Click on Advanced....
4. Make sure the setting in the next window is correct.
5. Click on OK to close the window.
The screen is unreadable
or distorted.
Make sure that:
The ThinkPad display driver is installed correctly by doing the following:
1. Click on Start and move the cursor to Settings and Control Panel.
2. Click on Control Panel and then double-click on Display.
3. Select the Settings tab in the “Display Properties” window.
4. Click on Advanced Properties. The “Adapter/Driver Information”
window appears. Make sure that the ThinkPad display driver is
installed.
The display is set correctly by doing the following:
1. Start the ThinkPad Configuration program.
2. Click on LCD (
).
3. (For Windows 95) Click on Properties....
(For Windows NT) Click on Advanced....
4. Make sure the setting in the next window is correct.
5. Click on OK to close the window.
If the settings are correct, run the tests described in the manual supplied with
the external monitor. If the tests show that the external monitor is OK, have the
computer serviced.
Wrong characters appear
on the screen.
Did you install the operating system or application program with the correct
procedure?
If you did, have the external monitor serviced.
156 IBM ThinkPad 380XD/385XD User's Guide
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