Toshiba 1730 User Guide

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Here are some typical display problems and their solutions:

Display Auto Off may have gone into effect. Press any key to 
activate the screen.

You may have activated the instant password feature by pressing 

Fn

and

F1 

simultaneously. If you have registered a password, press 

Enter

, type your password, then press 

Enter

. If no password is 

registered, press

 Enter

. The screen reactivates and allows you to 

continue working.

If you are using the built-in screen, make sure the display priority 
is not set for an external monitor. To do this, press 

Fn

 and 

F5

 

simultaneously (once). If this does not correct the problem, press 

Fn

 and 

F5 

simultaneously again to return the display priority to its 

previous setting.

If you are using an external monitor:

❖

Check that the monitor is turned on.

❖

Check that the monitor’s power cable is firmly plugged into a 
working power outlet.

❖

Check that the cable connecting the external monitor to the 
computer is firmly attached.

❖

Try adjusting the contrast and brightness controls on the 
external monitor.

❖

Press 

Fn

 and 

F5

 simultaneously to make sure the display 

priority is not set for the built-in screen.