An AC maintain power signature detection circuit in a power sourcing equipment for a Power over Ethernet system injects an AC test signal onto a power port of the PSE. In the method an edge of the carrier sheet is aligned in registration with the plate and the adhesive surface at said edge contacted therewith; the sheet then being progressively pressed into contact with the plate over the flat area using a pressure roller. Furthermore, a calender roll is provided including a roll jacket having a first and second end; a supply connection arrangement; and a mass changing device connected to the supply connection. A steering shaft is operatively pivotally connected to the engine mounts. Thereafter, the first and second phases can be separated to obtain a first phase depleted of fusel alcohols andor esters of fusel alcohols and a second phase containing fusel alcohols andor esters of fusel alcohols extracted from the first phase. The processor is operable to process a stream of instructions from an instruction set, the instruction set comprising exception instructions and non-exception instructions, exception instructions being instructions that may generate an exception and non-exception instructions being instructions that execute in a statically determinable way.