Dell Latitude 3420 Setup And Specifications page 22

Table 28. Secondary behavior
Function key
Fn + H
Fn + R
Fn + Ctrl
Fn + Esc
Fn + PgUp
Fn + PgDn
Fn + Home
Fn + End
22 Keyboard shortcuts
Behavior
Toggle between power and battery-status light/hard-drive
activity light
System request
Open application menu
Toggle Fn-key lock
Page up
Page down
Home
End