VCM 1 - Sweeper

1. Patch a 100Hz 5VDC square wave to [VC]
2. Set [VC LEVEL] to maximum
3. Monitor [OUT]
4. Adjust P202 for minimum breakthrough

VCM 2 - Distorter

1. Patch a 100Hz 5VDC square wave to [VC]
2. Set [VC LEVEL] to maximum
3. Select [OVERDRIVE]
4. Monitor [OUT]
5. Adjust P102 for minimum breakthrough

VCM 3 - Rectifier

This stage does not require an calibration