Greetings Peter Under the "Apple" pull down and select the "About This Mac" Then select the "More Info..." button. Next under te "Network" tab select the "Airport Card" Which will tell you if there is an "Airport Card" installed. It will also tell you everything that the systems knows about the card. Cheers Harry San Jose, Ca ---------------------------------------------------- On Mar 3, 2010, at 10:18 AM, Peter Webster wrote: > Dear Informed List: > > I recently posted a shut-down problem for my 500GHz G4 Sawtooth, 1 > gig SDRAM, running OS 10.3.9 which was resolved: shut downs ok now. > > Today I booted up and tried to activate the Airport card and got the > notification that "Airport Card not installed." > > "About this Mac" shows that I do have an card installed - I did it > myself - and using Network from System Preferences also tells me I > have a card, but after briefly flashing the address on the Airport > symbol triangle, nothing. > > I ran Disk Utility to repair preferences, nothing. > > Could the card have become unseated (this computer is on a very > stable computer table) or died? > > Any advice most welcome, as I use this old beast a lot online. > > Thanks > Posted from a MacBook > > -- > peter m. webster > _______________________________________________ > G4 mailing list > G4 at listserver.themacintoshguy.com > http://listserver.themacintoshguy.com/mailman/listinfo/g4