How to turn on the wifi on acer 4310 laptop

[afroz14]

Hello,
is there a button on the acer 4310 laptop to turn on wifi

 

[AntiZig]

http://tim.id.au/laptops/acer/aspire%204710%204710g%204310%204310g.pdf
^see page 10

ftp://ftp.acer-euro.com/notebook/aspire_4310/manual/Aspire_4710Z_4710_4310_Eng_Symantec%20NIS.pdf
^ see page 26