Toshiba Satellite L40-SP4206PL User Manual - Page 99

Keyboard, Battery, DC IN, Problem, Procedure

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Troubleshooting Keyboard Keyboard problems can be caused by your setup configuration. Problem Procedure Some letter keys produce numbers. Check that the numeric keypad overlay is not selected. Press Fn + F11 and try typing again. Output to screen is garbled. Make sure the software you are using is not remapping the keyboard. Remapping involves reassigning the meaning of each key. See your software's documentation. If you are still unable to use the keyboard, consult your dealer. Battery If you suspect a problem with the battery, check the DC IN indicator as well as the indicators for the battery. Problem Procedure Battery does not power The battery may be discharged. Connect the AC the computer. power cord to charge the battery. Battery does not charge If the battery is completely discharged, it will not when the AC power begin charging at once. Wait a few minutes. cord is attached. If the battery still does not charge, make sure the (Battery indicator does outlet is supplying power. Plug in an appliance not glow amber.) and see if it works. If it does not, try another power source. Check whether the battery is hot or cold. If the battery is too hot or too cold, it will not charge properly. Let it reach room temperature. Unplug the AC adapter and remove the battery to make sure the terminals are clean. If necessary wipe them with a soft dry cloth dipped in alcohol. Connect the AC adapter and replace the battery. Check the Battery indicator. If it does not glow, let the computer charge the battery for at least 20 minutes. If the Battery indicator glows after 20 minutes, let the battery continue to charge for at least another 20 minutes before turning on the computer. If the indicator still does not glow, the battery may be at the end of its operating life. Replace it. If you do not think the battery is at the end of its operating life, see your dealer. User's Manual 8-5

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User’s Manual
8-5
Troubleshooting
Keyboard
Keyboard problems can be caused by your setup configuration.
Battery
If you suspect a problem with the battery, check the
DC IN
indicator as well
as the indicators for the battery.
Problem
Procedure
Some letter keys
produce numbers.
Check that the numeric keypad overlay is not
selected. Press
Fn
+
F11
and try typing again.
Output to screen is
garbled.
Make sure the software you are using is not
remapping the keyboard. Remapping involves
reassigning the meaning of each key. See your
software’s documentation.
If you are still unable to use the keyboard, consult
your dealer.
Problem
Procedure
Battery does not power
the computer.
The battery may be discharged. Connect the AC
power cord to charge the battery.
Battery does not charge
when the AC power
cord is attached.
(
Battery
indicator does
not glow amber.)
If the battery is completely discharged, it will not
begin charging at once. Wait a few minutes.
If the battery still does not charge, make sure the
outlet is supplying power. Plug in an appliance
and see if it works. If it does not, try another
power source.
Check whether the battery is hot or cold. If the
battery is too hot or too cold, it will not charge
properly. Let it reach room temperature.
Unplug the AC adapter and remove the battery to
make sure the terminals are clean. If necessary
wipe them with a soft dry cloth dipped in alcohol.
Connect the AC adapter and replace the battery.
Check the
Battery
indicator. If it does not glow,
let the computer charge the battery for at least
20 minutes. If the
Battery
indicator glows after
20 minutes, let the battery continue to charge for
at least another 20 minutes before turning on the
computer.
If the indicator still does not glow, the battery may
be at the end of its operating life.
Replace it.
If you do not think the battery is at the end of its
operating life, see your dealer.