NCR 7837 - Check Digit

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7
7837 User’s Guide
   
UPC E, continued
Check Digit
Check Digit specifies whether the check digit should be transmitted at the end
of the scanned data or not.
Default = On.

* 
Number System

* 
The numeric system digit of a UPC symbol is normally transmitted, but the unit
can be programmed so it will not transmit it.
Default = On.
Addenda
This selection adds 2 or 5 digits to the end of all scanned UPC E data.
Default = Off for both 2–Digit and 5–Digit Addenda.
2–Digit Addenda
* 

5–Digit Addenda
* 
