LED and Beeper Indications
28 Heron™ HD3430
LED and Beeper Indications
The imager’s beeper sounds and its illumination flashes or changes
color to indicate various functions or errors on the reader. A “Green
Spot” also lights to indicate a good read. The tables below list these
indications. Reference the PRG for a more detailed list.
Indication LED Beeper
Power-up
Upper LED flashes/blinks on
power-up, however, this may
be too rapid to view. With a
USB interface, the LED blinks
until enumeration with the
host is completed.
Imager beeps four times at
highest frequency and vol-
ume upon power-up.
Good Read
Upper green LED comes on for
programmed time (default).
LED behavior for this indica-
tion is configurable using
Aladdin utility.
One beep at current fre-
quency, volume, mono/bi-
tonal setting upon a suc-
cessful label scan. It is also
possible to upload custom
jingles with Aladdin.
ROM Failure 200ms on / 200ms off
Imager sounds one error
beep at highest volume for
200 mS.
Limited Scanning
Label Read
N/A
Imager 'chirps' six times at
the highest frequency and
current volume.
Imager Disabled
The LED blinks continuously
100mS on / 900 mS off
N/A
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