A flash memory device is programmed by loading first data into a page buffer of a first mat. In an embodiment, a self-inking marking device generally includes a display interface, an upper body, a lower body, adjustment components, and printing components. The pump assembly also includes a plurality of pump signal combiners, each pump signal combiner optically coupled to a respective one of the second number of outputs of the coupler and receiving each of the first number of pump wavelengths output from the coupler.