Onboard Preamp Wiring Diagram (prewired kit)
PDF

Onboard Preamp Wiring Diagrams (parts only)
4-Knob Configuration with VTC (Vol/Pan)  |  PDF
4-Knob Configuration with VTC (Vol/Vol)  |  PDF
3-Knob Configuration with VTC (Vol/Pan)  |  PDF
3-Knob Configuration with VTC (Vol/Vol)  |  PDF

Sadowsky Pickup Wiring Color Codes
PDF

Owners Manuals
Outboard Preamp/DI Instructions  |  PDF
Bass Control Knob Layout  |  PDF
Will Lee Model Rear Controls  |  PDF
Hipshot D-Tuner  |  Calibration and Installation  |  PDF