6
LS3008
LED Definitions
In addition to beeper sequences, the scanner communicates with the
user using a two-color LED display. The table below defines LED colors
that display during scanning.
Low/high/low beep
The Code 39 buffer was erased or there was an
attempt to clear or transmit an empty buffer.
Low/high beep
A successful transmission of buffered data.
Host Specific
USB only
4 short high beeps
Scanner has not completed initialization. Wait several
seconds and scan again.
Scanner gives a
power-up beep after
scanning a USB Device
Type.
Communication with the bus must be established
before the scanner can operate at the highest power
level.
This power-up beep
occurs more than once.
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.
RS-232 only
1 short high beep
A <BEL> character is received and Beep on <BEL> is
enabled.
LED
Indication
Off
No power is applied to the scanner, or the scanner is
on and ready to scan.
Green
A bar code was successfully decoded.
Red
A data transmission error or scanner malfunction
occurred.
Beeper Sequence
Indication
