More detailed information on this topic can be viewed here:
http://www.howtobarcode.net/howtobarcode/barcode-printer/

In this video we are going to learn how to change media on your laser and thermal printers, changing of rolls in thermal printer, changing of rolls in laser printer and many more. You will see how to enfold barcode rolls in thermal printer by rotating dial and black notches. There are multiple types of sheets available in market. You can choose any of them for barcode printing as per your business requirement. For demo in this video we have used distinct dimensional barcode sheets.
Software Edition: DRPU Barcode Label Maker Software (Corporate Edition)
Printer used: Laser and Zebra thermal printer