Fn key combinations – Lenovo IdeaPad Y400 Notebook User Manual
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Lenovo Y400/Y500 Hardware Maintenance Manual
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The following table shows the function of each combination of Fn with a function
key.
Table 4. Fn key combinations
Fn + Esc:
Cancel hotkey.
Fn + F1:
Enter sleep mode.
Fn + F2:
Turn on/off the backlight of the LCD screen.
Fn + F3:
Open the interface for selecting display options.
Fn + F5:
Toggle airplane mode on/off.
Fn + F6:
Enable/Disable the touchpad.
Fn + F9:
Open Settings charm.
Fn + F10:
Open Search charm.
Fn + F11:
View current Apps.
Fn + F12:
View all Apps.
Fn + PrtSc:
Activate the system request.
Fn + Insert (Y500):
Fn + PgUp (Y400):
Enable/Disable the scroll lock.
Fn + Home:
Activate the pause function.
Fn + End:
Activate the break function.
Fn + PgDn (Y400):
Activate the insert function.
Fn + ↑ / ↓:
Increase/Decrease display brightness.
Fn + → / ←:
Increase/Decrease sound volume.
Fn + Space (on select
models):
Turn on/off the keyboard backlight.
Fn key combinations