Old lnspiron 9300 Dell - Is there a switch to turn on the wireless .... I dont have the manual anymore... please Help !!!

Hi Community ... New member here ...

I have an old Inspiron 9300 Dell Laptop ... unfortunately we can not find the manual that came with it.

Is there a switch on the computer to turn on the wireless.... I can not connect to my wireless and the wireless component in the control panel says that therer are no wireless networks to connect to, even though everyone in my house is connected to it right now..

Please send your information to my email address which is 

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Any assistance would be appreciated !

Thanks

GKing

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