What are the Fn or function key definitions on a desktop keyboard?
The Fn key enables pre-programmed secondary actions when combined with other keys.
PCV J100 J120 J150 J200
PCV LX700 LX800 LX900
PCV R553DS R556DS R558DS
PCV RX260DS RX270DS RX280DS RX360DS RX370DS RX380DS RX450 RX460 RX470DS RX480DS RX490TV
PCV RX550 RX551 RX552 RX554 RX560 RX570 RX571 RX572 RX580 RX581
PCV RX650 RX660 RX670 RX680G RX690G