Honeywell 2020, 4820, 4820i Beeper and LED Sequences and Meaning, Cause, LED Indication, Charge Condition, Beeper Indication, 2020 LED Sequences and Meaning

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

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

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.

Charge Condition	Charge Status Indicator (Green LED)
Image Scanner inserted	Three flashes
into base
>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

Note: Charging only occurs with external power applied to the 2020 or 12 volt host power.

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