Tally Genicom Matrix Printer User Manual
Page 394
EAN 8
7 numbers are transferred for the EAN 8 code. The 8. digit represents the check number.
The even figures of the information have a factor of "3", the uneven figures a factor of "1".
Counting begins from the left. The resulting cross sum is divided by 10. The remaining fig-
ure is subtracted from the modul (10). If the remainder is "0", the check number is also "0".
Example
Information
4
0
1
2
3
4
6
2
Factor
3
1
3
1
3
1
3
Product
12 + 0 + 3 + 2 + 9 + 4 + 18
Cross sum
48
10 (modul) - 8 (remainder) = 2 (check number)
For remainder "0" the check number is also "0".
UPCA
11 numbers are transferred for the UPCA code. The 12. digit represents the check num-
ber. The even figures of the information have a factor of "3", the uneven figures a factor of
"1". Counting begins from the left. The resulting cross sum is divided by 10. The remai-
ning figure is subtracted from the modul (10). If the remainder is "0", the check number is
also "0".
Example
Information
4
0
1
2
3
4
5
6
7
8
9
3
Factor
3
1
3
1
3
1
3
1
3
1
3
Product
12 + 0 + 3 + 2 + 9 + 4 + 15 + 6 + 21 + 8 + 27
Cross sum
107
10 (modul) - 7 (remainder) = 3 (check number)
For remainder "0" the check number is also "0".
Barcode Printing
39