Enter Setup
RT
23
0H
Us
er
Gu
id
e
RT
23
0H
Us
er
Gu
id
e
73
*
* Exit Setup
Transmit Preamble Character
“
0
”
Transmit Preamble Character
“
0
”
**
Do not Transmit Preamble Character
“
0
”
Note:
The preamble character
“
0
”
usually does not appear in printed UPC-A barcodes.