Problems When You Turn On The Device - Toshiba portege z20-b series User Manual

If you are working in a program that suddenly freezes,
chances are the program has stopped responding. You can
exit the program without shutting down the operating system
or closing other programs.
To close a program that has stopped responding:
1 Press
click or touch
The Task Manager window appears.
2 Select the program or application you want to close, and
then click or touch
Closing the failed program should allow you to continue
working. If it does not, continue with the next step.
3 Close the remaining programs one by one by selecting
the program name, then select
Closing all programs should allow you to continue
working. If it does not, power off your device, and then
restart it.

Problems when you turn on the device

These problems may occur when you turn on the power.
The device will not start.
Make sure you attached the AC adaptor and power
cord/cable properly.
Press and hold the power button for at least 10 seconds.
If you are using the AC adaptor, check that the wall outlet is
working by plugging in another device, such as a lamp.
Verify that the device is on by looking at the Power button. If
the button is glowing, the device is on. If the button is not lit,
try turning the device off and then on again.
If you are using an AC adaptor, verify that the device is
receiving power from the external power source by checking
the AC power light located on the front edge of the device. If
the indicator is glowing, the device is connected to a live
external power source.
If Something Goes Wrong
Problems when you turn on the device
, , and
Ctrl Alt Del
Task Manager
End Task
simultaneously (once), and then
.
in the lower right corner.
End Task
125
.