Toshiba Portege Z20-B Series User Manual page 23

Chapter 6: If Something Goes Wrong...................122
Problems that are easy to fix ............................. 122
Problems when you turn on the device ............. 123
The Windows operating system is not
Power and the battery ....................................... 128
Keyboard help.................................................... 129
Touchpad help ................................................... 131
Display problems ............................................... 134
Disk or storage drive problems.......................... 136
Web Camera help .............................................. 138
Sound help......................................................... 140
Printer problems ................................................ 144
working ........................................................ 125
Using Startup options to fix problems ......... 125
Internet problems......................................... 127
Perform a complete power cycle ................. 129
Reset the Keyboard dock ............................ 130
Uninstall the keyboard driver ....................... 130
Perform a system restore............................. 131
Clean the keyboard...................................... 131
Disable then enable the touchpad ............... 131
Install an external mouse ............................. 132
Perform a complete power cycle ................. 132
Uninstall the touchpad driver ....................... 132
Download the latest touchpad driver........... 133
Perform a system restore............................. 134
Adjust the touchpad properties ................... 134
Error-checking ............................................. 136
Testing your internal Web Camera .............. 138
Uninstall the Web Camera driver ................. 138
Perform a system restore............................. 139
Check for problems with third party
applications............................................ 140
System Recovery ......................................... 140
Use the Sound troubleshooter..................... 140
Check and set default speakers .................. 141
Uninstall the audio driver ............................. 142
Download the latest sound driver ................ 143
Perform a system restore............................. 143
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