11.1SmycroftThe following parts do not yet work on VR41xx-based systems (such as the 21.1SmycroftIBM WorkPad) as of 20000218: 31.1Smycroft 41.1Smycroft* brightness and contrast buttons 51.1Smycroft* screenblank 61.1Smycroft* power button and battery state detection 71.1Smycroft* audio 8