Computer screen problems
Problem:
Incorrect characters appear on the screen.
Solution:
1.
Make sure that the operating system and the application program are
installed correctly.
2.
If they are installed and configured correctly, have the computer serviced.
Problem:
Missing, discolored, or bright dots appear on the screen every time I turn on
my computer.
Solution:
This is an intrinsic characteristic of the TFT technology. Your computer’s
display contains multiple thin-film transistors (TFTs). A small number of
missing, discolored, or bright dots on the screen might exist all the time.
Problem:
The screen is blank.
Solution:
1.
Do the following:
v
Press Fn+F7 to bring up the image.
Note:
If you use the Fn+F7 key combination to apply a presentation
scheme, press Fn+F7 at least three times in three seconds.
v
If you are using the AC adapter, or using the battery, and the battery
status indicator is on (is green), press Fn+End to make the screen
brighter.
v
If the sleep (standby) status indicator is on (is green), press Fn to
resume from the sleep (standby) mode.
2.
If the problem persists, do the Solution in the following Problem.
22
ThinkPad
®
SL300, SL400, and SL500 Service and Troubleshooting Guide
Summary of Contents for 2746AD4 - ThinkPad SL500 2746
Page 1: ...ThinkPad SL300 SL400 and SL500 Service and Troubleshooting Guide ...
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Page 3: ...ThinkPad SL300 SL400 and SL500 Service and Troubleshooting Guide ...
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Page 40: ...32 ThinkPad SL300 SL400 and SL500 Service and Troubleshooting Guide ...
Page 47: ...ThinkPad SL 500 2 1 Chapter 5 Upgrading and replacing devices 39 ...
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Page 68: ...60 ThinkPad SL300 SL400 and SL500 Service and Troubleshooting Guide ...
Page 78: ...70 ThinkPad SL300 SL400 and SL500 Service and Troubleshooting Guide ...
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Page 82: ...Part Number 43Y6727 Printed in China 1P P N 43Y6727 ...