Troubleshooting and tips
The external monitor is blank or the image is
unstable
The wrong external monitor has been selected or the wrong screen resolution has been set for the
application programme.
► Terminate the application programme in Windows with Alt + F4 . If the fault continues to
occur after ending the programme, switch over to the notebook's internal LCD screen with Fn
+ F10 and carry out the following routine:
► Select the correct monitor or set the correct screen resolution.
– Select the screen: Start - Settings - Control Panel - Display - Settings - Advanced - Monitor
– Set the screen resolution: Start - Settings - Control Panel - Display - Settings, Resolution field
The notebook cannot be started
If the notebook does not start after switch on, this may be due to one of the following:
The battery is not installed correctly.
► Switch the notebook off.
► Check whether the battery is installed correctly in its compartment.
► Switch the notebook on.
The battery is dead.
► Charge the battery.
or
► Install a charged battery.
or
► Connect the notebook via its power adapter to the mains outlet.
The power adapter is not connected correctly.
► Switch the notebook off.
► Check whether the power adapter is connected correctly to the notebook.
► Check whether the power cable is plugged properly into the power adapter and into the mains
outlet.
► Switch the notebook on.
The power indicator
of the notebook must appear in the status indicator panel.
The security panel indicator lights up.
► Enter your password.
!
If you have forgotten your password, please contact our hotline/help desk. Passwords are
not covered by your warranty and a charge will be made for assistance.
90 A26391-K164-Z120-1-7619, edition 2
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