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Beeper and LED Sequences and Meaning
The image scanner contains LEDs on the top of the unit to indicate its power up,
communication, and battery status. Simply stated, red LED = error; green
LED = success of any type. The unit’s audible indicators have meaning as well:
3 beeps = error; 2 beeps = menu change; 1 beep = all other successes.
The table below lists the indication and cause of the LED illumination and beeps
for the image scanner.
Image Scanner LED Sequences and Meaning
2020 LED Sequences and Meaning
The base contains a red LED that indicates the status of the unit and verifies its
communication with the host system and a green LED that indicates image
scanner battery charge condition.
Note: Charging only occurs with external power applied to the 2020 or 12 volt
host power.
LED Indication Beeper Indication Cause
Normal Operation
Red Flash None Battery low
Green Flash 1 beep Successful communi-
cation or linking
Red, blinking 3 beeps Failed communication
Menu Operation
Green Flash 2 beeps Successful menu
change
Red, blinking 3 beeps Unsuccessful menu
change
Charge Condition Charge Status Indicator (Green LED)
Image Scanner inserted
into base
Three flashes
>80% charged On continuously
30% to 80% charged Slow flash, 1 second on, 1 second off
<30% charged Fast flash, 300 mSec on, 300 mSec off