Standard Jazzmaster ® Wiring Diagram Standard Vintage Wiring from Fender ® Note: Grounding to the copper plate / shielding will ground all metal without the use of jumpers. 1 Meg Rhythm Switch Ground to Plate Ground to Plate 1 Meg 1 Meg 50K Tone (C) 2018-2019 Lindy Fralin Pickups, LLC. All Rights Reserved.