OP–1 quick start guide April 07, 2022 07:10 Updated here is the OP–1 quick start guide: https://teenage.engineering/guides/op-1/quick-guide and here is a downloadable pdf: https://teenage.engineering/downloads#quick-start-guides Related articles OP–1 overview [video] OP–1 synth mode [video] OP–1 - how do i perform a factory reset? can i purchase a replacement battery from teenage engineering? OP-1 - how do i calibrate the battery indicator?