LED and Beeper Indications
30
QUICKSCAN™ QD2590
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 volume
upon power-up.
Good Read
Upper green LED
comes on for
programmed time
(default).
LED behavior for this
indication is
configurable using
Aladdin utility.
One beep at current
frequency, volume,
mono/bi-tonal setting
upon a successful 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.
Reader Disabled
The LED blinks
continuously 100ms
on / 900 ms off
N/A
