Each scanner has a label located on the bottom of the unit. This label
contains information such as the model number, date of manufacture, serial
number, and approvals. This label also notes that the device is a CDRH
Class IIa laser product. The following is an example of this label:
Smudges and dirt can interfere with the proper scanning of a bar code.
Therefore, the output window will need occasional cleaning.
1. Spray glass cleaner onto lint free, non-abrasive cleaning cloth.
2. Gently wipe the scanner window.