Code 39

Clear Transmission Buffer

Because the Clear Buffer contains only the dash (minus) character, set the

Code 39 length to include length 1 before scanning this bar code.

NOTE

To clear the transmission buffer, scan the Clear Buffer bar code below, which contains only a start character, a dash (minus), and a stop character.

-The scanner issues a short high/low/high beep.

-The scanner erases the transmission buffer.

-No transmission occurs.

Clear Buffer

Transmit Buffer

Because the Transmit Buffer contains only a plus (+) character, set the Code 39 length to include length 1 before scanning this bar code.

NOTE

There are two methods to transmit the Code 39 buffer.

1.Scan the Transmit Buffer bar code below which contains only a start character, a plus (+), and a stop character.

-The scanner transmits and clears the buffer.

-The scanner issues a low/high beep.

Transmit Buffer

2.Scan a Code 39 bar code with a leading character other than a space.

-The scanner appends new decode data to buffered data.

-The scanner transmits and clears the buffer.

-The scanner signals that the buffer was transmitted with a low/high beep.

-Scanner transmits and clears the buffer.

Product Reference Guide

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Datalogic Scanning QD 2300 manual Clear Transmission Buffer, Transmit Buffer, 119