I-Class 133Glossaryalphanumeric Consisting of alphabetic, numeric, punctuation andother symbols.backing material The silicon-coated paper carrier material to whichlabels with adhesive backing are affixed. Also referred to as“liner”.bar code A representation of alphanumeric information in a pattern ofmachine-readable marks. The basic categories are divided intoone-dimensional (UPC, Code 39, Postnet, etc.) and two-dimensional barcodes (Data Matrix, MaxiCode, PDF417, etc.).boot loader The resident program that loads the application fromFlash memory, decompresses it into the SRAM, and startsoperations.burn line The row of thermal elements in the printhead that create theimages on the media.calibration The process through which sensor readings are entered intothe printer for correct sensor function (for example, detection ofa given media type) and TOF positioning.character set The entire complement of alphanumeric symbolscontained in a given font.checksum An alphanumeric error detection method used in many barcode symbologies for informational security.continuous media An uninterrupted roll or box of label or tag stockmedia that contains no gap, notch, or mark to separate individuallabels or tags.core diameter The inside diameter measurement of the cardboard coreat the center of a ribbon or media roll.cutter A mechanical device with a rotary or guillotine type blade usedto cut labels or tags following printing.
