Repair tutorial for iPhone 4 No Signal fix Blue Inductor Coil repair replacement from CyberDoc LLC
//www.cyberdoctormd.com/iphone-4-4s/iphone-4-no-signal-or-no-wifi-fix-blue-inductor-coil-repair-apple-part/ Have an iPhone related question or comment ...
the gold part is usually point inside of the board. but before you change
the connector you need to fin dout while way does the gold pin point to.
the rest of parts from the holder doesnt do anything only the gold pin is
important.