Connect a guitar to the input jack on the front panel of the SansAmp PSA-1 via 1/4-inch instrument cable.
Connect a mixer or recording device to the output jack on the back of the PSA-1 via 1/4-inch instrument cable.
Move the power switch to the "On" position.
Adjust the tone knobs to the desired tone. For high gain distortion, set the "Preamp" knob at nine, "Buzz" at four, "Punch" at eight, "Crunch" at six, "Drive" at ten, "Low" at six, "High" at six, and "Level" at four.
Press "Record" on the recording device to record the guitar with high-gain distortion.