Datalogic Scanning I GD4100 - Manual (Page 134)

Symbologies
132 Gryphon™ I GD4100
UPC-E
The following options apply to the UPC-E symbology.
UPC-E Enable/Disable
When disabled, the reader will not read UPC-E barcodes.
ENTER/EXIT PROGRAMMING MODE
UPC-E = Disable
UPC-E = Enable
UPC-E Check Character Transmission
Enable this option to transmit the check character along with UPC-E barcode data.
ENTER/EXIT PROGRAMMING MODE
UPC-E Check Character Transmission = Don’t Send
UPC-E Check Character Transmission = Send
DEFAULT
DEFAULT