Lenovo G400 G400&G410 User's Guide - Page 51

Battery Problems

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Lenovo EVEREST UG.book Page 43 Friday, August 17, 2007 5:40 PM Problem: Solution: Problem: Solution: Battery Problems Problem: Solution: Problem: Solution: Problem: Solution: Problem: Solution: Problem: Solution: Solving Computer Problems Missing, discolored, or bright dots appear on the screen every time you turn on your computer. 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. A message, "Unable to create overlay window," appears when you try to start DVD playback. -orYou get poor or no playback while running video playback, DVD playback, or game applications. Do either of the following: • If you are using 32-bit color mode, change the color depth to 16-bit mode. • If you are using a desktop size of 1280×1024 or larger, reduce the desktop size and the color depth. The battery cannot be fully charged by the power-off method in the standard charge time for your computer. For details, see "Checking Battery Status" in Chapter 3. Your computer shuts down before the battery status indicator shows empty, -orYour computer operates after the battery status indicator shows empty. Discharge and recharge the battery. The operating time for a fully charged battery is short. For details, see "Handling the Battery" in Chapter 3. The computer does not operate with a fully charged battery. The surge protector in the battery might be active. Turn off the computer for one minute to reset the protector; then turn on the computer again. The battery does not charge. For details, see "Handling the Battery" in Chapter 3. Chapter 4. Solving computer problems 43

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Solving Computer Problems
Chapter 4. Solving computer problems
43
Battery Problems
Problem:
Missing, discolored, or bright dots appear on the screen every
time you turn on your 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:
A message, “Unable to create overlay window,” appears when
you try to start DVD playback.
-or-
You get poor or no playback while running video playback,
DVD playback, or game applications.
Solution:
Do either of the following:
•
If you are using 32-bit color mode, change the color depth to
16-bit mode.
•
If you are using a desktop size of 1280×1024 or larger, reduce
the desktop size and the color depth.
Problem:
The battery cannot be fully charged by the power-off method in
the standard charge time for your computer.
Solution:
For details, see “Checking Battery Status” in Chapter 3.
Problem:
Your computer shuts down before the battery status indicator
shows empty,
-or-
Your computer operates after the battery status indicator shows
empty.
Solution:
Discharge and recharge the battery.
Problem:
The operating time for a fully charged battery is short.
Solution:
For details, see “Handling the Battery” in Chapter 3.
Problem:
The computer does not operate with a fully charged battery.
Solution:
The surge protector in the battery might be active. Turn off the
computer for one minute to reset the protector; then turn on the
computer again.
Problem:
The battery does not charge.
Solution:
For details, see “Handling the Battery” in Chapter 3.
Lenovo EVEREST UG.book
Page 43
Friday, August 17, 2007
5:40 PM