Check Serial Number - NCR 7156 Owner's Manual

7156 Owner's Guide
"on us" symbol
Transit symbol
Once a parsing format is specified, the following values are returned:
MICR Characters
Numerics
Space
Dash
Field separator*
Country code*
*As specified in the parsing parameter string
With RS-232C communication, the printer adds a final carriage return to the MICR data
sent to the application.

Check Serial Number

Parsing the Check Serial Number
Most banks print the check serial number in three easily recognizable spots. The printer
firmware will look for the number in these spots, using the following ordered algorithm.
The examples use letters to represent symbols on the check:
t
o
$
-
c
x
A number bracketed by "on us" symbols in the auxiliary "on us" field is the check serial
number.
Otherwise, a three or more digit number to the right of the rightmost "on us" symbol, and
to the left of the leftmost amount symbol if an amount field is present, is the check serial
number.
If both of these searches fail to produce the check serial number, extract the whole account
number field from between the rightmost transit symbol and the rightmost "on us"
symbol. A three, four, or five digit number to the right of the rightmost transit symbol,
(
)
ASCII
0...9
-
Transit symbol
"on us" symbol
Amount symbol
Dash
Check serial number
Any other number
occcccco txxxxxxxxxt xxxxxxxxo
txxxxxxxxxt xxxxxxxxo cccc
txxxxxxxxxt xxxxxxxxo cccc $xxxxxx$
0x28
0x29
Hexadecimal
0x30...0x39
0x20
0x2D
September 1997
Chapter 6: Commands
107