YDR & RAT 2 Fat Rat Tri-Gain Mod,Proco Rat 2 Mod Help (Description in Comments) : r/diypedals,JHS Pedals ProCo RAT2 Pack Rat mod (demo),Proco RAT LIFE PEDAL mod : r/diypedals,Trying to mod ProCo Vintage Reissue RAT to add LED by pupulating missing PCB components, LED stays on all the time unless I jumper R13 to ground (multi-rat schematic in the pictures) :