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Knowing your scanner
3
3-2.
LED & Beeper indications
LED and Beeper signals both serve to deliver visual or acoustic messages regarding the
status of the ongoing operation. Either color changes or sound pitches and melodies will
suffice to indicate a scan result as advance notification. Please refer to the below chart to use
LED and Beeper indications for your benefit while working on the device.
Functions
Beeper Sequence
LED indication
Power on the scanner
Successfully decode a barcode
Green LED flashes once
Successfully scan a regular
setup barcode
high-low tone
Successfully scan a special
setup barcode
High-low-high-low notes
Successfully enter
configuration mode
A set of five ascending notes
Red, green, and then blue
LEDs keep flashing slowly and
alternatively
Successfully enter firmware
update process
After One high tone emit five
quick short notes followed by a
pause and then two notes.
Red and green LEDs keep
flashing slowly and
alternatively
Complete scanner
configuration
A melody from high notes to
low ones
Switch to data-transmission
mode
One high note followed by two
low short notes
The orange LED keeps
flashing rapidly.
Successful attempt to transmit
all the data
One long beeping note sings
first, and then a short note
sounds after data is
transmitted.
Charging Attempt
A solid red LED indicates the
ongoing charge process. Once
the charging is completed, the
red LED will start flashing
slowly as a full battery charge
indication.
Unknown Failure
Red LED flashes once as a
warning.
Timeout for configuration
mode
Two ascending notes and then
three descending notes
