Symbol P 300FZY, Руководство по продукции

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Programming the Scanner
2. A Code 39 bar code with a leading character other than a space.
!
The scanner signals a good decode and buffering of that decode has occurred by
giving a high/low beep.
!
The scanner transmits the buffer.
!
The scanner signals that the buffer has been transmitted with a low/high beep.
Overfilling Transmission Buffer
If a decoded symbol results in an overflow of the transmission buffer:
!
The scanner indicates that the symbol has been rejected by issuing three long,
high beeps.
!
No transmission occurs. Data in the buffer is not affected.
Attempt to Transmit an Empty Buffer
If a decoded symbol was the transmit buffer symbol and the Code 39 buffer is empty:
!
A short low/high/low beep signals that the buffer is empty.
!
No transmission occurs.
!
The buffer remains empty.