Datalogic QuickScan L QD2300 Quick Reference Manual page 15

Beeper Sequence
Code 39 Buffering
High/low beep
3 beeps - long high beep
Low/high/low beep
Low/high beep
Host Specific
USB only
4 short high beeps
Scanner gives a power-up
beep after scanning a USB
Device Type.
The power-up beep occurs
more than once.
RS-232 only
1 short high beep
Quick Reference Guide
Indication
New Code 39 data was entered
into the buffer.
Code 39 buffer is full.
The Code 39 buffer was erased or
there was an attempt to clear or
transmit an empty buffer.
A successful transmission of
buffered data.
Scanner has not completed ini-
tialization. Wait several seconds
and scan again.
Communication with the bus
must be established before the
scanner can operate at the high-
est power level.
The USB bus may put the scanner
in a state where power to the
scanner is cycled on and off more
than once. This is normal and
usually happens when the host
PC cold boots.
A <BEL> character is received and
Beep on <BEL> is enabled.
Beeper Definitions
7