Datalogic Gryphon I GD4100 Product Reference Manual page 185

Code 39 — cont.
Code 39 Set Length 2 — cont.
Select Code 39Length 2 Setting
Make a mistake? Scan the CANCEL barcode to abort and
not save the entry string. You can then start again at the
beginning.
Product Reference Guide
ENTER/EXIT PROGRAMMING MODE
50 = Length 2 is 50 Characters
DEFAULT
Code 39
CANCEL
183