![](/images/new-backgrounds/1223700/22370059x1.webp)
System Tour
Hot Key | Icon Function | Description |
Fn+F4 | Screen | Blanks the screen to |
| Blackout | save power; to wake |
|
| up the screen, press |
|
| any key |
|
|
|
Fn+F5 | Display | Switches display |
| Toggle | from the |
|
| display, to an |
|
| external monitor, to |
|
| both |
|
| external if one is |
|
| connected |
|
|
|
Fn+F6 | Fuel Gauge | Toggles battery |
| On/Off | gauge display on and |
|
| off. The gauge shows |
|
| the battery charge |
|
| percentage. |
|
| Shows a plug icon if |
|
| a powered AC |
|
| adapter is connected |
|
| to the computer; |
|
| shows a speaker icon |
|
| if speaker output is |
|
| on (Fn+F7); shows a |
|
| T icon if turbo mode |
|
| is on (Fn+2) |
|
|
|
Fn+F7 | Speaker | Toggles speaker |
| On/Off | output on and off |
|
|
|
Fn+F8 | Lock System | Locks the computer |
| Resources | and requires a |
| (Password | password to unlock |
| Lock) | it |
|
|
|
Fn+F9 | Eject | Accesses the eject |
|
| menu described on |
|
| page 24 |
|
|
|
Fn+Ctrl+− | Volume Up | Increases speaker |
|
| volume |
22