IBM 4400 - page 253

UPC-E
253
Readable Data
The human readable data field provides a readable interpretation of the bar
code data. It can either be suppressed or printed above or below the bar code
symbol.
Check Digit
The modulo-10 check digit is automatically calculated and inser ted in the bar
code symbol. The check digit verifies accurate scanning. The number system
character is included in the check digit algorithm.
Table 74 . Eleven-Digit Compression
1. Manufacturer’sN umber Product Numbers that can be used 00000-00999
X
X
X
X
X
X
0
1
2
0
0
0
0
0
0
( )
first two digits of
manufacturer’s
number
()
lastthree digits of
the product
number
()
thirddigit of the
manufacturer’s
number, use 0
through 2 only
2. Manufacturer’sN umber Product Numbers that can be used 00000-00999
X
XX X3 90 00 0( )
firstthree digits of
manufacturer’s
number
()
last two digits of
the product
number; use 00-
99 only
(3)
depends on how
many digits
appear in the
manufacturer’s
number
3. Manufacturer’sN umber Product Numbers that can be used 00000-00999
XX X X 0( )
first four digits of
manufacturer’s
number
()
last digit of
product number,
use0through9
only
(4)
depends on how
many digits
appear in the
manufacturer’s
number
4. Manufacturer’sN umber Product Numbers that can be used 00000-00999
XX X X X ( )
all fivedigits of
manufacturer’s
number
()
last digit of
product number,
use 5-9 only