Honeywell Captuvo SL22 User Manual page 76

UPC-E0 Addenda Required
When Required is scanned, the sled will only read UPC-E bar codes that
have addenda. Default = Not Required.
Required
UPC-E0 Addenda Separator
When this feature is On, there is a space between the data from the bar
code and the data from the addenda. When turned Off, there is no space.
Default = On.
* On
UPC-E0 Check Digit
Check Digit specifies whether the check digit should be transmitted at the
end of the scanned data or not. Default = On.
* On
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* Not Required
Off
Off