Honeywell XENON 1902 - Manual (Page 173)

7 - 31
UPC-E1
Most U.P.C. bar codes lead with the 0 number system. For these codes, use
UPC-E0 (page 7-28). If you need to read codes that lead with the 1 number
system, use the UPC-E1 On selection. Default = Off.
EAN/JAN-13
EAN/JAN-13 On/Off
EAN/JAN-13 Check Digit
This selection allows you to specify whether the check digit should be
transmitted at the end of the scanned data or not.
Default = On.
UPC-E1 On
* UPC-E1 Off
* On
Off
Off
* On