Repairs: Installing a Locking Strap ButtonProvides information on how to install locking strap buttons in a guitar.Erlewine, DanGuitar Player
After this we go deep into the guitar 😉 Unscrew the strap button, washer and the retaining nut off the output jack (the preamp is also housed in it). Place the larger nut in the input jack and push it through the sound hole and through the jack hole in the tail block to check ...