Opticon LMD 1135 user manual Codabar NW-7 Format

Manual No. 25-ULPNR102-01; Mar, 2005 LMD 1135 Laser Fixed Mount Scanner

8. Options for Codabar (NW-7) (Continued)

Computer	Function	Bar Code
Command	/Description	Command
(ZZ)	START/END Programming Menu	[[ ￿
H7	Do not calculate check digit	I8
H6	Calculate check digit	I7
HI	Inter-character Gap Check – No	IJ
	check
HH	Inter-character Gap Check	II
-X	Default algorithm	.Y
	Enables alternate decode	.Z
-Y	algorithms. May improve
	performance on certain I 2 of 5,
	Code 39, Codabar or MSI/Plessey
	bar codes.

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Codabar (NW-7) Format

Start	1 to 42	Check	Stop
Character	data digits	digit	Character
A . . . .			. . . . T
a . . . .			. . . . t
A . . . .			. . . . A
a . . . .			. . . . a

•Codabar (NW-7) has four different start/stop character schemes as shown above. The check digit is optional and, if present, would be the last character.

•If the scanner is programmed to calculate the check digit and the bar code is not printed with a check digit, the bar code will not be read.

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