Extensa 4420 / 4120 User's Guide EN
Page 33
... one easy-to-find place, so you can quickly configure your Acer system to the Acer user guide, drivers and utilities. Settings include display brightness, power plan, volume, wireless networking on or off , external display settings, display orientation and synchronization status. Windows Mobility Center also includes Acer-specific settings like Bluetooth Add Device (if applicable), sharing folders...
... one easy-to-find place, so you can quickly configure your Acer system to the Acer user guide, drivers and utilities. Settings include display brightness, power plan, volume, wireless networking on or off , external display settings, display orientation and synchronization status. Windows Mobility Center also includes Acer-specific settings like Bluetooth Add Device (if applicable), sharing folders...
TravelMate 4520/4220, Extensa 4420/4120 Service Guide
Page 89
External display does not work . USB does not work correctly Print problems Keyboard (one or more keys) does not work correctly. Action in Sequence Run the Setup Utility, then press F9 to load the system defaults. Printer driver Printer cable Printer System board Reconnect ...the keyboard cable. Keyboard System board Reconnect the touchpad cable. Internal modem does not work . Touchpad does not work correctly. Touchpad board System board Modem port Modem board System board Chapter 4 79 Press Fn+F5, LCD/CRT/both display...
External display does not work . USB does not work correctly Print problems Keyboard (one or more keys) does not work correctly. Action in Sequence Run the Setup Utility, then press F9 to load the system defaults. Printer driver Printer cable Printer System board Reconnect ...the keyboard cable. Keyboard System board Reconnect the touchpad cable. Internal modem does not work . Touchpad does not work correctly. Touchpad board System board Modem port Modem board System board Chapter 4 79 Press Fn+F5, LCD/CRT/both display...